''Desmos'' is a genus of plants in the custard apple family ''
Annonaceae
The Annonaceae are a Family (biology), family of flowering plants consisting of trees, shrubs, or rarely lianas commonly known as the custard apple family or soursop family. With 108 accepted genera and about 2400 known species, it is the largest ...
'', native to areas from India and China, through tropical Asia to northern Australia.
Description
Plants in this genus are vines, shrubs, or occasionally small trees. Flowers are mostly solitary and , or in some species are produced in the . They are , i.e. they have both male and female organs. There are 3
sepal
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
Etymology
The term ''sepalum'' ...
s and 6 petals arranged in two rings of 3.
Stamen
The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10
Morphology and terminology
A stamen typically consists of a stalk called the filament ...
s and both numerous. The fruits are .
Distribution
The genus is native to the following areas:
* Indian subcontinent – Assam, Bangladesh, East Himalaya, India, Nepal, Sri Lanka.
* China – China South-Central, China Southeast, Hainan.
*
Indo-China
Mainland Southeast Asia (historically known as Indochina and the Indochinese Peninsula) is the continental portion of Southeast Asia. It lies east of the Indian subcontinent and south of Mainland China and is bordered by the Indian Ocean to th ...
– Cambodia, Laos, Myanmar, Thailand, Vietnam.
*
Malesia
Malesia is a biogeographical region straddling the Equator and the boundaries of the Indomalayan and Australasian realms. It is a phytogeographical floristic region in the Paleotropical kingdom. It was first recognized as a distinct region ...
– Borneo, Jawa, Lesser Sunda Is., Malaya, Nicobar Is., Philippines, Sulawesi, Sumatera.
* Australia – Northern Territory, Queensland.
Species
,
Plants of the World Online
Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew.
History
Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...
and
World Flora Online
World Flora Online is an Internet-based compendium of the world's plant species.
Description
The World Flora Online (WFO) is an open-access database, launched in October 2012 as a follow-up project to The Plant List, with the aim of publishi ...
accept the following 18 species:
*''
Desmos acutus''
*''
Desmos chinensis''
*''
Desmos chryseus''
*''
Desmos cochinchinensis''
*''
Desmos costatus''
*''
Desmos dinhensis''
*''
Desmos dumosus''
*''
Desmos dunalii''
*''
Desmos elegans''
*''
Desmos goezeanus''
*''
Desmos grandifolius''
*''
Desmos macrocarpus''
*''
Desmos pedunculosus''
*''
Desmos polycarpus''
*''
Desmos subbiglandulosus''
*''
Desmos viridiflorus''
*''
Desmos wardianus''
*''
Desmos zeylanicus''
References
External links
Plants of the Malay Peninsula - ''Desmos chinensis'' Lour.Butterflycircle - Desmos chinensis, Dwarf Ylang YlangZipcodezoo - ''Desmos cochinchinensis'' pictures
{{Taxonbar, from=Q5245780
Annonaceae genera
Taxa named by João de Loureiro