Sarcolaenaceae

Leptolaena multiflora

The Sarcolaenaceae are a plant family in the order of Malvenartigen ( Malvales ). This family contains eight to ten genera with 40-60 species. The types have their areas only on Madagascar, mostly in the eastern and central area.

Description

They are mostly evergreen trees or shrubs. The alternate arranged, petiolate leaves are simple and often leathery. The leaf margin is smooth. The stipules are often large.

The flowers are borne in zymösen, doldigen or paniculate inflorescences. The hermaphrodite flowers are radial symmetry. There are usually three or more rarely up to five free sepals present; When five are present then the two outer smaller than the inner three. There are usually five, rarely six, mostly free petals present; sometimes they are easily fused at their base. The crown is twisted. In Leptolaena are five to ten, with the other genera are usually twelve or up to 200 stamens present; they are mutually free or combined into five to ten bundles. Either all stamens fertile or part is converted to staminodes. Most three to four (one to five) carpels are a superior ovaries adherent to one to 15 ovules per ovary chamber. The style ends in a mostly lobed stigma.

They form Nuts or capsule fruits.

System

Synonyms for Sarcolaenaceae are Chlaenaceae Thou. , Rhodolaenaceae Bullock and Schizolaenaceae Barnhart. Most closely related are the Dipterocarpaceae.

This family contains eight to ten species of approximately 40 to 60 types:

• Eremolaena Baill. With only two types
• Leptolaena Thouars: With about 18 species.

Swell

• Description of the family of Sarcolaenaceae in APWebsite. (English )
• Description of the family of Sarcolaenaceae at DELTA by L. Watson & MJ Dallwitz. (English )
• David John Mabberley: Mabberley 's Plant -Book. A portable dictionary of plants, Their classification and uses. 3rd ed Cambridge University Press, 2008. ISBN 978-0-521-82071-4