''Schizolaena exinvolucrata'' is a tree in the family

Sarcolaenaceae The Sarcolaenaceae are a family of flowering plants endemic to Madagascar. The family includes 79 species of mostly evergreen trees and shrubs in ten genera. Recent DNA studies indicate that the Sarcolaenaceae are a sibling taxon to the family ...

. It is endemic to Madagascar.

Description

''Schizolaena exinvolucrata'' grows as a tree up to tall. Its leaves measure up to long. The

peduncle Peduncle may refer to: *Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed *Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body **Peduncle (art ...

and

sepals A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined b ...

are glabrous. It has a fleshy, glabrous involucre. The involucre is thought to attract lemurs, bats and birds who in turn disperse the tree's seeds.

Distribution and habitat

''Schizolaena exinvolucrata'' is known only from the eastern regions of Atsimo-Atsinanana, Vatovavy-Fitovinany, Alaotra-Mangoro, Analanjirofo, Atsinanana and Anosy. Its habitat is humid and subhumid forests from sea-level to altitude.

Threats

''Schizolaena exinvolucrata'' is threatened by deforestation due to shifting patterns of agriculture. Four of the tree's subpopulations (of 13) are within protected areas.

References

exinvolucrata Endemic flora of Madagascar Trees of Madagascar Plants described in 1883 {{Sarcolaenaceae-stub