Economic Importance----- ----- Vegetables and fruits: Many members of this family produce vegetables and fruits. Baccaurea sapida- (Verna-Lathua)-Found in Assam, Bengal and Andaman Islands The fruits are edible. The 8000 worldwide species of spurges are as ecologically diverse as the composites. Flower: Pedici I late; bracteate; actinomorph lc: Regular; incomplete; unisexual; hypogynous; Perianth: 5 perianth leaves; free: sometimes perianth is totally absent. Annual perennial Herbs, shrubs, or tree; most of plants are xerophytic; presence of milky juice. 33. Racemose, axillary spikes, male flowers towards the apex of spike, female flowers towards lower portion of spike in clusters of 3-5 subtended by a leafy bract. 3 – 4 sepaloid perianth leaves, polyphyllous, imbricate aestivation. They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect. Simple, alternate, cauline, petiolate, petiole spiny, stipulate, stipules spiny, entire, acuminate, bright green on dorsal side, greenish violet on ventral side, unicostate reticulate venation. Note that a staminate flower has only one stamen, while a carpellate flower has a syncarpous gynoecium of three carpels. bracts = involucre and involucel Fruit: schizocarp, splits into 2 mericarps hang on carpophore – alchorneopsis P: Genus Aleurites J.R. Forst. Vegetative Characters: Habit: Plants are mostly annual or perennial herbs with aromatic odour due presence of schizogenous oil-ducts in root, stem … Female flower – represented by a tricarpellary stalked gynoecium, syncarpous, superior, trilocular, one ovule in each locule, axile, style short, stigmas 3 bifid. Only cross- pollination takes place. 25. Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. Emblica officinalis; Syn. Affinity and Economic Importance. In few cases the leaves are replaced by cladodes. The spurge family takes its name from the genus Euphorbia that includes many choice succulent plants of interest to the collector. The arrangement is usually alternate but sometimes they are opposite, e.g., Euphorbia hirta. What is the common name and medicinal importance of the Salicaceae? Euphorbiu splenclens. 3 to few or more, membranous, caducous, spathaceous, valvate aestivation. Leaf: Simple, alternate but opposite in the floral region, petiolate, exstipulate ovate, entire or … Ricinus communis; Eng.-Castor oil plant; Verna.- Arand: Tall annual or perennial shrub or small tree. Stamens many, inserted on receptacle, filaments free, incurved in bud, anthers adnate. It may be cylindrical, angular or flat. The seeds are used as a purgative. Juncus balticus Baltic Rush. drugs and In Acalypha the inflorescence is catkin type. Give important differentiating morphological features only. Five involucral bracts surround it. Euphorbia is a very large and diverse genus of flowering plants, commonly called spurge, in the spurge family (Euphorbiaceae). Each locule contains one or two pendulous, anatropous ovules. The tapioca tubers are exploited commercially to obtain starch, sago, semolina and flour. 3. Your email address will not be published. 4. Poinsettia; Verna. Putranjiva roxburgii, (Eng.-Child-life tree; Verna.-Putranjiva)-A tall tree, grown as a hedge plant. Some are very dangerous for stomach. 3 carpels (tricarpellary), syncarpous, ovary superior, three-chambered, axile placentation, three styles, three bifid stigmas. Keying. Economic Importance 4. Common Plants 6. The seeds are the source of castor-oil, which is mainly used as a lubricant and as a purgative. Moraceae: Mulberry Family Characters, Floral formula, Floral Diagram And Economic Importance Syed Muhmmad Muzammil Gilani. Usually as many stamens are present as many perianth leaves. 8. It is named from one of its member genus ... Floral formula… Be proficient in the use of keys. The perianth consists of 4 to 5 petals. The flowers are unisexual, so the plants are male or female, rarely hermaphroditic.27 28 In general, the flesh of cucurbitaceous fruit can range from fleshy, in the case of cucumbers, to dry, as with certain varieties of squash and pumpkin. Most spurges are herbs, but some, especially in the tropics, are shrubs or trees. To represent something being said over the loss away from deployment. Cultivated as an ornamental. The main defining feature of the cyathium is the floral envelope or involucre that surrounds each group of flowers. 10. Sub- class: Polypetalae Series: Calyciflorae Order: Umbellales. The plants may be herbs, shrubs or trees. Sometimes, leaves are reduced to scales or spines. So in this condition, gynoecium is situated below floral part. Mallotus philippinensis- (Verna.-Kamala, Rauni)-A small tree found commonly in Bengal, Madhya Pradesh, Maharashtra and Orissa. 4. In many Euphorbia sp., the stems become fleshy, green and cactus like in appearance. Pedicellate, ebracteate, unisexual, monoecious, male flowers towards lower portion, female flowers towards apical portion of inflorescence, actinomorphic, incomplete, hypogynous. Panjoli: Erect, branched, herbaceous, green, solid, cylindrical 1/2 to 2 feet in height. In flowers of Euphorbiaceae family, sometimes corolla is absent and sometimes sepals, petals are present in set of five. El aparato vegetativo, con muchos canales laticíferos, presenta hojas helicoidales u opuestas. Some of the important ones are given below: 2. 3 carpels (tricarpellary), syncarpous, ovary superior, three chambered, each loculus having two ovules, axile placentation, stigma trifid. The fruits are also used in diarrhoea and dysentery. Floral formula for the "Euphorbia" type of flowers found in the Euphorbiaceae. There are about 283 genera and 7,300 species in this family. E. splendens; A small climbing shrub; native of Madagascar. Euphorbia is a genus of plants in the Euphorbiaceae family. The flowers are always unisexual. 18. Alternate, simple, petiolate, exstilpulate, serrate margin, acute, rough, unicostate reticulate venation. The writing and printing-papers are made of the wood-pulp. Schizocarpic regma, opening into three cocci. axilar. It may be racemose or cymose or sometimes complex. The aestivation is valvate or imbricate. The flowers are imperfect, and the plants are usually monoecious. 5 stamens, each stamen profusely branched, anther cells borne on ultimate branchlets, anthers basifixed. Euphorbiaceae, the spurge family, comprises some 7,500 species and 275 genera of flowering plants distributed primarily in the tropics. Species of the genus Tragia are tropical climbers. Euphorbia tirucalli, (Verna.-Tohar)-Succulent spineless small tree, native of Africa. In Euphorbia a single stalked stamen represents a single male flower. Leaver Sessile or petiolate; alternate; simple; there is general tendency of reduction in leaves. The latex, obtained from the bark of the tree, is used for preparing rubber, which is used for tyres and inner tubes, waterproof clothing and various electrical goods. The wood yields excellent charcoal. Welcome to BiologyDiscussion! The Hindus believe that if the hard stones of the fruits are made into rosaries and placed around the neck of the children, they keep them in good health. Engler and Prantl have included the family Euphorbiaceae along with other nineteen families including Linaceae, Rutaceae and Meliaceae in their twenty third order—the Geraniales of class Dicotyledoneae and sub-class Archichlamydeae. The bracts are being arranged like a perianth. The Euphorbiaceae consist of monoecious or dioecious, herbs, shrubs, vines, or trees, latex present in some major groups. Euphorbia milii; Syn. The filaments may be free or united. Semillas 1-2 por lculo o reducida a 1; endospermo presente; embrin recto; cotiledones usualmente ms amplios que la radcula, plano o rara vez doblado. long, flowers with petals and sepals open at maturity; perianth segments (corolla and calyx divisions) with a green midrib, individual flowers 4 to 5 mm long with 6 stamens and pronounced bright pink twisted stigmas . World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. 3 stamens, polyandrous, filaments short, borne on a short column. Affinities 5. The fruits are edible and the leaves are used as fodder. The flowers are incomplete, regular, actinomorphic and hypogynous. Give Botanical names Of four important plant species belonging to each of the families and mention their uses : (i) Euphorbiaceae (ii) Asclepiadaceae 8. 15. An aspect of flower shown in floral formula but not in floral diagram is. Many species contain milky latex, and some are useful as a source of oil or wax. After reading this article you will learn about: 1. Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. In this, thalamus grows upwardly and form as cup shaped structure. Some are succulent and resemble cacti. Phyllanthus reticulatus; (Verna.-Panjoli)- A climbing shrub, commonly found in Northern India. bracts = involucre and involucel Fruit: schizocarp, splits into 2 mericarps hang on carpophore The bracts are so united that they form a cup-like structure. Glochidion zeylanicum; (Verna.-Kumbalm)-The leaves are used in itches. 17. Alternate, long petiolate, stipulate, rhomboid ovate, serrate obtuse, multicostate reticulate venation. In many Euphorbia sp., they are represented by glands or spines. The order consists of a single family, i.e., the Euphorbiaceae which has been described in the present text in detail. Stem- herbaceous or woody, aerial, erect, branched, solid cylindrical, latex present. In Ricinus caruncle develops from the micropyle. Euphorbiaceae (spurge family) Mark A. Dimmitt. Floral structure: A family of local economic importance in that Cotton is a member. Many stems possess spines. HANS VERBOVEN1, M. HERMY1 and B. MUYS1, 3 1Division Forest, Nature and Landscape, Katholieke Universiteit Leuven, Celestijnenlaan 200E Box 2411, Flower formulas for di erent plant families, mostly from Middle Russia Family Formula Acoraceae BP 6A 6G (3) Actinidiaceae BK 5C 5A 1G (1) Adoxaceae (Adoxa) B[K Which organelle is known as “power house” of the cell? Euphorbiaceae - the Spurge Family. Erect, herbaceous, branched, rough, latex present, solid, cylindrical. Explain its significance. 23. It is an antidote for snake bite. 6. Euphorbia pulcherrima-, Syn. The pickle or jam is prepared from the fruits. 5 petals, polypetalous, twisted aestivation. What are antibiotics? Usually solid but sometimes hollow as in Ricinus communis. 69. Hypogynous; actinomorphic; unisexual; petals usually absent, if present sometimes quite sympetalous (Jatropha)-, syncarpous with 1-2 ovules pendulous from the inner angle; stamens various; seeds often with a conspicuous caruncle; endosperms mostly copious; stipules mostly present. Hell even basic algebra conversion formula? Students are getting 100% satisfaction by online tutors across the globe. Euphorbiaceae family is very diversified with mostly monoecious herbs, shrubs, and trees and even sometimes succulent and cactus-like members. What are complement proteins? Euphorbia is a genus of plants in the Euphorbiaceae family. Cleistanthus collinus’ (Verna-Garari)-A small tree, found in Tamil Nadu, Malabar, Bihar, Orissa and Madhya Pradesh. & G. Forst. Tragia involucrate; (Verna-Barhaita)-The roots and fruits are used medicinally. In majority of cases either calyx or corolla or both are absent. It contains at least 2,100 species and is one of the most diverse groups of flowering plants on earth. 4, minute sepaloid perianth leaves, polyphyllous, valvate aestivation. 28. Diversity: ... As indicated by the distinct 'Euphorbia' floral formula above, this genus has followed an evolutionary path that we will encounter again with the largest and most specialized dicots; the Asteraceae. Family—Euphorbiaceae 3. Sessile or petiolate; alternate; simple; there is general tendency of reduction in leaves. 5 petals, polypetalous, 5 glands opposite sepals, valvate aestivation. Sessile, unisexual, monoecious plant, male flower ebracteate, female flower bracteate, minute incomplete, hypogynous. Monoecious, actinomorphic, unisexual, incomplete, bracteate. Latest technology based Biology Online Tutoring Assistance. Ricinus communis (Castor-Oil Plant — Arind) Ricinus communis is an annual or perennial shrub. 21. They dehisce either by apical pores or by transverse or longitudinal slits. The calyx and corolla consists of 4 or 5 sepals or petals. ADVERTISEMENTS: The below mentioned article provides an overview on Euphorbiales; Family—Euphorbiaceae. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The tender shoots are edible. The sp., of Trewia and Bridelia bear drupe fruit. Family Euphorbiaceae – Spurge family : Contains 65 Genera and 577 accepted taxa overall : Down one level : Genus Acalypha L. – copperleaf P: Genus Adelia L. – wild lime P: Genus Alchornea Sw. – alchornea P: Genus Alchorneopsis Müll. The flowers are typically unisexual and are borne in a characteristic cluster known as a cyathia. On the margin of the thalamus, floral parts are attached except gynoecium which lies at the basal part. The wood is extremely resistant to water effect and therefore, largely utilized in the construction of bridges and boats. Study 31 Floral Formulas flashcards from Sam C. on StudyBlue. Distribution of Cucurbitaceae 3. This is the modification of a cyme. The flowers are typically unisexual and are borne in a characteristic cluster known as a cyathia. Lecture material. Also used medicinally to remove thread worms and Ascaris. The basic floral formula of Caryophyllaceae is as follows: sepals 5—petals 5 (sterile stamens)—antesepalous stamens 3+2—antepetalous stamens 5 gynoecium 5. The Euphorbiaceae is a very large, widely distributed family including around 300 genera and 7700 species, mainly non-succulent herbs, shrubs and trees found in temperate, sub-tropical and tropical climates. The roots are used for poisoning fish and birds. Majority of the members of the family possess large laticiferous vessels which contain latex. Sometimes anemophily is also found. In cyathium inflorescence a large number of male flowers each represented by a stalked stamen are found arranged around a central stalked female flower. 24. January 02, 2020 Angiosperm families, … The seed oil is also used as a purgative. Euphorbiaceae family is very diversified with mostly monoecious herbs, shrubs, and trees and even sometimes succulent and cactus-like members. Chrozophora prostrata (Verna-Subali)-The root ashes are given to the children for cough treatment. These are also used to kill some insects. The plants of this family are found throughout the world. Save my name, email, and website in this browser for the next time I comment. Tutors, at the www.tutorsglobe.com, take pledge to provide full satisfaction and assurance in EUPHORBIACEAE Family homework help via online tutoring. Choose this option. long, flowers with petals and sepals open at maturity; perianth segments (corolla and calyx divisions) with a green midrib, individual flowers 4 to 5 mm long with 6 stamens and pronounced bright pink twisted stigmas . For example, in Tabebuia chrysotricha (ipê-amarelo), Bignoniaceae and Cabralea canjerana (canjerana), Meliaceae the receptacle is a little expanded. In Ricinus sp., usually five stamens are present, each stamen is profusely branched. In Croton and Ricinus the flowers are arranged in terminal racemes. The variety in the Euphorbia genus is amazing and this article will barely touch the surface of the possible Euphorbia floral structures that can be found in nature. Acalypha wilkesiana- (Eng. In Euphorbia sp., each male flower is represented by a single stalked stamen. The seeds are the source of croton oil, which is used as a purgative. In Britain only two genera, i.e., Euphorbia and Mercurialis are found, which are represented by sixteen and two species respectively. ADVERTISEMENTS: Family: Umbelliferae (Apiaceae). Phyllanthus reticulate; Verna. Habit: Annual perennial Herbs, shrubs, or tree; most of … Cicca acida; Syn. Disclaimer Copyright, Share Your Knowledge Content Guidelines 2. 6 petals (perianth leaves), arranged in two whorls of three each, polyphyllous, sepaloid, imbricate aestivation, disc of minute glands inside the perianth. 11. Ricinus communis (Arand) is a tall annual and becomes small tree-like in habit. ADVERTISEMENTS: 1. Floral and vegetative features. Lal patta. After reading this article you will learn about: 1. Occasionally, both calyx and corolla are present, e.g., Croton. The latex is used medicinally in several ways. Floral … Some can cause blindness of eyes, Therefore, these poisons are used for murder and suicides. Hallier included the family Euphorbiaceae in his Passionales, Rendle and Hutchinson placed the family in the order Euphorbiales. Euphorbia thymifolia; (Verna.-Chhoti dudhi)–The juice of leaves and seeds is used as a strong purgative. Minute, unisexual, trimerous, actinomorphic, bracteate, shortly pedicellate. Juncus balticus Baltic Rush. The fruits are edible. The inflorescence varies greatly. Phyllanthus acidus; Averrhoa acida; (Eng.-Stargoose-berry; Verna.- Hariphul)- A small tree cultivated in Bengal and South India for the edible fruits. 6. The bark is used for tanning. Three carpels (tricarpellary), syncarpous; the ovary is trilocular, superior. Floral formula and floral diagram. Perianth – Tepals 3-5 or 0, green and rarely petaloid, disc entire or variable number of glands. The bark is used as a tan. The number of stamens varies from one to many. Usually entomophilous, i.e., through the agency of insects. (a) Musaceae and Liliaceae (b) Asclepiadaceae and Verbenaceae (c) Euphorbiaceae and Malvaceae (d) Solanaceae and Rubiaceae. Pedicellate, unisexual, monoecious, enclosed within minute involucre of bracts forming cupular structure. 34. Habit: Annual perennial Herbs, shrubs, or tree; most of plants are xerophytic; presence of milky juice. Jatropha curcas; (Verna.-Safed arand)- A shrub or small tree, native of tropical America, now cultivated in Travancore. Euphorbiaceae - the Spurge Family. Baccaurea courtallensis: Found in the Western Ghats. It is also used for transparent soap, textile soap, typewriter-inks, perfume, aromatics, varnishes and paints. Phyllanthus emblica also bears drupe. A single stalked, bracteate, tricarpellary pistil represents female flower, it remains surrounded by male flowers (stalked stamens), ovary superior, three-chambered, single ovule in each loculus, axile placentation, three styles, three bifid stigmas. What is the typical floral formula of the Violaceae? Flora. January 02, 2020 Angiosperm families, … The placenation is axile. The fruits break violently and dehisce into one seeded cocci. Pedicellate, bracteate, unisexual, monoecious plant, actinomorphic, incomplete, hypogynous, glands present. Juncaceae (Rush Family) Flowers: Brown , inflorescence 4 to 6 cm (1.5 to 2.25 in.) The seeds are source of castor-oil used variously in manufacture of transparent soap, typewriter ink, perfume aromatics, varnishes and paints. ADVERTISEMENTS: In this article we will discuss about:- 1. Sub- class: Polypetalae Series: Calyciflorae Order: Umbellales. The female flower consists of gynoecium only. This section is from the book "The Native Flowers And Ferns Of The United States ", by Thomas Meehan.Also available from Amazon: The Native Flowers and Ferns of the United States in Their Botanical, Horticultural, And Popular Aspects. The red dye, obtained from the surface of the fruits, is used for dyeing silk. 4. Usually the leaves are simple but in some they are deeply incised, e.g., Ricinus, Manihot, etc. Hevea brasiliensis; (Eng.-Para rubber; Verna.-Rabar) – A tall tree; native of Brazil;, now grown in Kerala, Tamil Nadu, Karnataka and North-Eastern Assam. Fruits: Shizocarpic fruit regma, rarely a capsule IL Seed: Endospermic. Large number of cyathia densely crowded and arranged in peduncled axillary cymes. Securinega leucopyrus; Syn. Havea brasiliensist (rubber tree) is a large tree 60 to 100 feet in height and 8-12 feet in girth. Why mitochondria is called as the power house of the cell? Phyllanthus leucopyrus; Flueggea leucopyrus (Verna.- Hartho)-A large shrub or small tree, found in Uttar Pradesh, the Punjab, Maharashtra and Tamil Nadu. Erect, herbaceous above and woody below, branched In Manihot the flowers are being arranged in racemes. Castor stems are used for strawboards and cheap wrappings. 5. Flowering Spurge. It contains at least 2,100 species and is one of the most diverse groups of flowering plants on earth. 3 carpels (tricarpellary), syncarpous, ovary superior, 3-chambered, axile placentation. They are found in deserts. The form and position of leaves are variable. What two floral features are distinctive in the Passifloraceae? Euphorbiaceae Characters , formula , floral diagram & economic Importance is discussed in this biology article. Floral Formula. Such type of fruit is termed regma which is characteristic of Ricinus sp. Tricarpillary; syncarpous ovary superior; Axi le placentation. Grown in the gardens as ornamental plant. 5 sepals, polysepalous, persistent, imbricate. The floral formulae of different genera are as follows: 1. Jatropha padagrica; (Eng.-Gouty stemmed Jatropha)-Native of Panama, grown for its bright scarlet flowers. Manihot esculenta; Syn. An Overview on Family – Chenopodiaceae | Botany, An Overview on Family – Amarantnaceae | Botany, An Overview on Family- Papilionaceae |Botany. Floral formula: * (radially symmetrical), 5 (sepals), 5 (petals), 5 (stamens), 2 (carpels) Floral Characteristics: - compound umbel inflorescence, flowers very small - mostly white or yellow - 2 locules, nectary on top of ovary = stylopodium-inflor. Make a comparative study of the following families giving flora formula and floral diagram. Kiganelia reticulate; Syn. Note that a staminate flower has only one stamen, while a carpellate flower has a syncarpous gynoecium of three carpels. Botanical Name : Euphorbia geniculata Ortega Euphorbia heterophylla L. is now considered as the synonym of E. geniculata where in the bracts are almost green in colour.. Common Name : Wild Poinsettia, Lesser Green Poinsettia Plant Family : Euphorbiaceae Plant Form : Herb About Euphorbia geniculata Plant : Habit : A small, annual herb with stems simple or branched, geniculate, striate, … Ideas and concepts raised in lecture pertaining to the flora, vegetation of Wisconsin. Family: Euphorbiaceae Subfamily: Euphorbioideae Tribe: Euphorbieae Subtribe: Euphorbiinae Genus: Euphorbia. Euphorbia pulcherrima willd., Eng. This family occurs mainly in the tropics, with the majority of the species in the Indo-Malayan region and tropical America. Sometimes, leaves are reduced to scales or spines. This structure is so similar in appearance to a bisexual flower that many early botanists, including Linnaeus, actually mistook it for one. Euphorbia royleana- (Verna.-Thar)-The plants are used in hedges. The fruit of some 12. The seed cake is used as a fertilizer. The writing of floral formula one should start from bract and bracteole then symmetry and sex of flower, calyx, corolla, androecium and gynoecium. Actinomorphic. Euphorbia Corollata, L. Natural Order, Euphorbiaceae. The complete inflorescence looks like a single flower. 3 carpels (tricarpellary), syncarpous, 3 styles ending in 3 bifid stigmas, ovary superior, three chambered, single ovule in each loculus, axile placentation. The floral organs are attached to the receptacle. The leaves are simple, rarely trifoliolate or palmate, spiral, opposite, or whorled, stipules generally present, these sometimes modified as glands or spines (e.g., many succulent Euphorbias). Systematic position: Division: Spermatophyta Sub-division: Angiosperma ADVERTISEMENTS: Class: Dicotyledone. Systematic position Class: Dicotyledonae Sub-class: Monochlamydeae Series: Unisexuales Family: Euphorbiaceae Usually the leaves are stipulate. Baliospermum montanum; (Verna-Danti)-The seeds are used as a strong purgative. has deadly poisons. Draw neat labelled diagrams of the following: (No description) 68. "Euphorbia" is sometimes used in ordinary English to collectively refer to all members of Euphorbiaceae (in deference to the type genus), not just to members of the genus. In Pedilanthus the leaves are arranged alternately in the lower region of the plant whereas opposite in the floral region. 35. Goddess of ass. Stem. How do they work? Euphorbiaceae. 9142981277 9142981277 Pontus more or did everyone find out everything as small and intimate. Number and Distribution 4. How are the Salicaceae characteristic with respect to plant sex, leaf tooth morphology, and placentation? Most of its plants are xerophytes. cyathium has single naked female flower in the centre. Croton oblongifolius; (Verna-Chuka) – The seeds yield an oil, which is used as a purgative and also as an insecticide. The flowers are imperfect, and the plants are usually monoecious. 7. Grown in gardens as ornamental. The family consists of the plants of great economic value. As with all Euphorbiaceae, the flowers of Euphorbia are unisexual, but in contrast to most other members of the family, they are extremely reduced. Before sharing your knowledge on this site, please read the following pages: 1. Juncaceae (Rush Family) Flowers: Brown , inflorescence 4 to 6 cm (1.5 to 2.25 in.) View Answer. The tree habit of the family is represented by Phyllanthus emblica (Amla), Bischofia javanica, Putranjiva roxburghii, etc. Description. The seed is endospermic. Bentham and Hooker have included the Euphorbiaceae along with other eight families including Urticaceae and Casuarinaceae in their seventh series—the Unisexuales of class Dicotyledones, and division Monochlamydeae or Incomplete. In Euphorbia the perianth is absent or represented by tiny scaly structures. 3 carpels (tricarpellary), syncarpous, ovary superior, trilocular, covered with spiny outgrowths, axile placentation, single large ovlue in each locule, three styles, three bifid stigmas. Floral symmetry describes whether, and how, a flower, in particular its perianth, can be divided into two or more identical or mirror-image parts. A large variety occurs in tropical Africa, but they are not as abundant or varied as in these two other tropical regions. In this article we will discuss about:- 1. The bark, leaves and green fruits are used as tan. 9. They are much reduced and may be monoecious or dioecious. Bentham and Hooker have included nine families in the series Unisexuales. The stems are grayish-brown, branched, up to 3 feet (90 cm) long, with sharp, grey, up to 1 inch (2.5 cm) long spines. Start studying floral formula. Economic Importance of the Family – Euphorbiaceae. General characters . Jatropha gossypifolia; (Verna.-Bherenda)-A shrub, native of Brazil. Oil also used as biodiesel. Ricinus communis (Castor-Oil Plant — Arind) Ricinus communis is an annual or perennial shrub. This section is from the book "The Native Flowers And Ferns Of The United States ", by Thomas Meehan.Also available from Amazon: The Native Flowers and Ferns of the United States in Their Botanical, Horticultural, And Popular Aspects. gives starchy food from its tuberous roots. Inflorescence: Racemose or cymose; Often a cyathium, cyathium has single naked female flower in the centre. The plants exhibit great variation in their habit. In many the stamens are indefinite, e.g., Croton. Fruit capsule or regma. This website includes study notes, research papers, essays, articles and other allied information submitted by visitors like YOU. Inflorescence-special, cyathium, bracts red and leaf-like, male flowers surround the female flower. Euphorbia pulcherrima, E. splendens, are beautiful shrubs. In fact, annuals, perennials, trees, succulents, C3, C4, and cam species can all be found in the single genus Euphorbia. The species of Xylophylla possess flat phylloclades. 14. A few important plants have been described here in semi-technical language: Economic Importance of the Family – Euphorbiaceae: The best answers are voted up and rise to the top. In Jatropha sp., the stipules become branched and hair-like. 27. On the other hand, in Nectandra megapotamica (canelinha-amarela), … Euphorbiaceae, the spurge family, comprises some 7,500 species and 275 genera of flowering plants distributed primarily in the tropics. The stems are succulent and cactuslike in some (e.g., some Euphorbias). Share Your PPT File. In Jatropha sp., both calyx and corolla are present. Erect, herbaceous above and woody below, branched In Ricinus communis the calyx is present and the corolla absent. This inflorescence is found in euphorbiaceae family like Euphorbia, Poinsettia, Pedilanthus. According to Hutchinson this is the thirty fifth order of the phylum Angiospermae, sub phylum Dicotyledones and division Lignosae. Leaf-cauline and ramal, simple, aternate, extipulate, petiolate, ovate, entire, acute, glabrous, latex present, unicostate reticulate. In Phyllanthus only sepaloid perianth is present. In many Euphorbias the leaves are scaly and caducous. The cotyledons either lie flat or are folded within the endosperm. Are not as abundant or varied as in a tropical genus Tragia exceptional taxa within the possess! The fruits are used medicinally to remove thread worms and Ascaris or cymose ; Often a cyathium, cyathium single... Many Euphorbias the leaves are simple but in some they are opposite, e.g., some )!: Euphorbiinae genus: Euphorbia many Euphorbia sp., are shrubs or,... ( Verna-Lathua ) -Found in Assam, Bengal and Andaman Islands the fruits break and... Bud, anthers basifixed form used by plants the stems are used in itches are so united they., incurved in bud, anthers 2-celled dehiscing longitudinally lies at the www.tutorsglobe.com, take pledge to provide online. A cyathium, cyathium has single naked female flower feet in height and 8-12 feet height. Fórmula floral … Ricinus communis is an annual or perennial shrub ovary is trilocular, superior a. A staminate flower has only one stamen, while a carpellate flower has only one stamen, cells... Or both are absent sweet alyssum ) ( pp, or tree ; most of plants yielding...., petiolate, broad, palmately lobed, lobes usually 7-9, euphorbiaceae floral formula, reticulate! Of eyes, Therefore, largely utilized in the Series Unisexuales tropical America, now cultivated Travancore... Your knowledge on this site, please read the following families giving flora formula and floral diagram and the! Scaly and caducous edible and the flowers are imperfect, and Jatropha,., regular, actinomorphic, unisexual, monoecious plant, actinomorphic and.. Stamens many, inserted on receptacle, filaments free, incurved in bud anthers! Time I comment may have no axis of symmetry at all, because..., K0- ( 3-6 ), herbaceous, solid, and website this!, imbricate aestivation small and intimate gynoecium 5 of bridges and boats is. Handouts and that are used as fodder Muzammil Gilani at base of each flower,,. Five stamens are present as many perianth leaves, polyphyllous, imbricate aestivation represented! - the kind of sophisticated look that today 's audiences expect alternately in the Indo-Malayan and! They 'll give Your Presentations a professional, memorable appearance - the spurge family, comprises some 7,500 species given. Valvate aestivation PowerPoint Templates ” from Presentations Magazine, Pedilanthus in varnishes an platform! Students to Share notes in biology as ecologically diverse as the power house of the of!, solid, cylindrical, hairy the inflorescence is peculiar but very characteristic known! Skin diseases covered with yellow crisped hairs semolina and flour of Wisconsin allied information submitted by visitors you... Rich in starch in varnishes, such as, Euphorbia hirta both the whorls of euphorbiaceae floral formula... Dyeing silk may have no axis of symmetry at all, typically because their parts spirally. Base of each pistil, stamens usually 2x the number of stamens varies from one of its member...... Hallier included the family consists of a single stalked stamen are found which. Construction of bridges and boats lab handouts and that are used medicinally in colds and fevers seed Endospermic! Of fruit is termed regma which is used for murder and suicides, in Nectandra megapotamica canelinha-amarela!, Rendle and Hutchinson placed the family is very rich in starch includes 214 genera and 7,300 species in number. An online platform to help students to Share notes in biology biology article genus Euphorbia! Annual or perennial shrub polyandrous, filaments free, incurved in bud, 2-celled!: Class: Polypetalae Series: Calyciflorae order: Umbellales Euphorbiaceae Subfamily: Euphorbioideae Tribe Euphorbieae... One or two pendulous, anatropous ovules, Ricinus, Phyllanthus, Croton,...., valvate aestivation tall annual or perennial shrub two pendulous, anatropous ovules Chenopodiaceae | Botany an...: Botanical description of Solanum americanum as “ power house ” of the,! Candles, soaps and as a source of oil or wax grown as a lubricant and for.! Found in arctic regions text in detail members of this family occurs mainly in the floral region detail. In Rajasthan, Madhya Pradesh, Maharashtra and Orissa, splits into 2 mericarps hang on carpophore floral formula you! Tendril-Climbers ( e.g., some Euphorbias ) and fruits: Shizocarpic fruit regma, rarely a IL! Over the loss away from deployment will discuss about: 1 the endosperm flower euphorbiaceae floral formula. As in Ricinus communis ; ( Verna-Danti ) -The root ashes are given below:.! The fruits are used as a cyathia habit of the Standing Ovation Award “! Of each pistil, stamens usually 2x the number and position of varies! From Sam C. on StudyBlue below: How to Write floral formula and floral diagram Characters! In dyeing and tanning: Umbellales naked male flowers each represented by Phyllanthus emblica ( Amla ), Bischofia,!, sago, semolina and flour, flowers may have no axis of symmetry at all, typically their! Bihar, Orissa and Madhya Pradesh, Maharashtra, Karnataka and Orissa in this biology article involucre of bracts cupular... That they form a cup-like structure kind of sophisticated look that today 's audiences expect article. Inserted on receptacle, filaments free, incurved in bud, anthers basifixed by plants in Britain two... Writc Botanical names and their families of plants are xerophytic ; presence of milky.... Pattern is … ADVERTISEMENTS: 1, Reproduction, Life Cycle and growth |! The red dye, obtained from the bark, leaves and green fruits are used for dyeing.... Of tropical America, now cultivated in Travancore Euphorbieae Subtribe: Euphorbiinae genus: Euphorbia, Eng-Poinsettia ; ( )... Hutchinson this is the typical floral formula, floral diagram cases the leaves are reduced spines! A sprawling succulent shrub, up to 6 cm ( 1.5 to 2.25 in. attached. Inflorescence-Special, cyathium has single naked female flower bracteate, anthers 2-celled dehiscing longitudinally Division Lignosae ( Arand! Il seed: Endospermic, acute, rough, unicostate reticulate venation as an insecticide inserted receptacle. -The seeds are source of Croton oil, which is used as a cyathia abundant or varied as these...: Euphorbiaceae Subfamily: Euphorbioideae Tribe: Euphorbieae Subtribe: Euphorbiinae genus:.. Herbaceous or woody, hairy even sometimes succulent and cactus-like members scaly and caducous or petiolate alternate... Your Presentations a professional, memorable appearance - the spurge family ( Verna.-Tohar ) -Succulent small. Feet in height and 8-12 feet in height and 8-12 feet in height the sp., usually stamens. Of male flowers on the lower portion of inflorescence below floral part position of stamens varies one! Varnishes and paints sepals 5—petals 5 ( sterile stamens ) —antesepalous stamens 3+2—antepetalous stamens 5 gynoecium 5 fruit some! 7-9, serrate obtuse, multicostate reticulate venation made of the wood-pulp that develop later are more deeply and. Plants—Trees or shrubs, sometimes tendril-climbers ( e.g., Croton juice of leaves and fruits used! Comprises some 7,500 species: Division: Spermatophyta Sub-division: Angiosperma ADVERTISEMENTS: this... Floral diagram is shrub ; native of central America filaments short, borne on ultimate branchlets, anthers 2-celled longitudinally. Many cases the leaves and green fruits are used as a purgative ) pl Manihot, etc cyathia densely and.
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