Family Malvaceae Pdf
PDF) Malvaceae and its Subfamilies
Ochroma is the source of balsa wood. Ecology and Species Distribution Diplodiscus paniculatus is very common and widely distributed in the forests of northern Luzon to southern Mindanao at low and medium altitudes. The nuts are said to be restraining and to possess thirst-restraining properties. They are temperate to tropical plants, often herbs or shrubs, with spiny pollen.
Ramal, cauline, simple, alternate, petiolate, stipulate, palmately lobed, hairy, divergent multicostate reticulate. Plant Systematics and Evolution. The petals and numerous stamens are white. Roselle is probably native to West Africa and includes H. It is comprised of many important agricultural crops like Gossypium sp.
Evidence of Malvean wood fossils have confirmed their evolutionary link in Malvaceae s. Adopting this circumscription, the Malvaceae incorporate a much larger number of genera. It is also cultivated in India. In Thailand, fire was found to favor germination of the seeds in soil. Seeds are usually glabrous, sometimes it is arrilate or pubescent.
Honey light amber with characteristic flavor. Ebracteate, pedicellate, complete, regular, actinomorphic, hermaphrodite, hypogynous, large, yellow. Presl Philippodendraceae A.
In Borneo collected in Sarawak and East-Kalimantan. Though it is a lowland forest tree it has been found at altitudes over m on deep rich soils under heavy and evenly distributed rainfall. Start Your Free Trial Today. Threats and Conservation Status The species C. Answer Now and help others.
Hairs are common, and are most typically stellate. Large indehiscent pods of Adansonia are dispersed by large mammals.
Renzo Val Agapito
The fruit is a smooth, green capsule, inches cm in length, and splits opens naturally on longitudinal sutures when ripe. Malva itself was ultimately derived from the word for the plant in ancient Mediterranean languages.
The bicolor unit consists of an ordered inflorescence with determinate cymose structures. When used, the flower turns acidic solutions to a dark pink or magenta color and basic solutions to green.
Inflorescence is an axillary cyme, peduncle cm long, tomentose. Flowers are insect pollinated, nectar usually produced by inner surface of calyx. The leaves are frequently palmately compound. Nuts are very rich in caffeine.
It is a homogenous and cladistically monophyletic family, therefore, subfamilies are not applicable and only divided into tribes. Economically this family is of much importance because there are a number of fibre yielding plants. Subfamily Dombeyoideae Dombeyoideae are shrubs, net literacy pdf trees or herbs with stellate or lepidote indumentums. Wikispecies has information related to Malvaceae.
Leaves are alternate, simple, serrate, stipulate, unicostate reticulate. Conclusion The Malvaceae is a cosmopolitan family with many members that are agriculturally very important, like Gossypium sp.
Malvaceae Characters Distribution and Types
Contact our editors with your feedback. Many others, such as Adansonia digitata baobab, tropical Africa are of great local economic or ecological importance. The flowers are often very distinctive. Description Theobroma cacao is cauliflorous and semi-deciduous. Calyx is cup-shaped, with shallow teeth.
Suitable for furniture, house and boat building, coachwork, plates, domestic utensils, gun stocks, joinery and carvings. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Native to lowlands of South America the Cacao trees grow wild and scattered in the tropical rainforest. There was a problem with your submission. Cotton plant grows best in the sandy damp soil of humid regions.
These hairs are flattened, twisted and from the staple. Tiliaceae, Malvaceae and Bombaceae. It is light, water repellent and buoyant, making it ideal for life jackets, lifeboats and other naval safety apparatus. In the wild, Pachira aquatica is a wetland tree that grows in freshwater swamps associated with tropical estuaries. Botanical Journal of the Linnean Society.
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