''Dialypetalum'' is a genus of plants
endemic
Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...
to
Madagascar
Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...
. It differs from other
Lobelioideae
Lobelioideae is a subfamily of the plant family Campanulaceae. It contains 32 genera, totalling about 1200 species. Some of the larger genera are '' Lobelia'', '' Siphocampylus'', ''Centropogon'', '' Burmeistera'' and '' Cyanea''.
They are per ...
in having regular (
actinomorphic
Floral symmetry describes whether, and how, a flower, in particular its perianth, can be divided into two or more identical or mirror-image parts.
Uncommonly, flowers may have no axis of symmetry at all, typically because their parts are spirall ...
) flowers with virtually free
petals
Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corolla''. Petals are usually ...
, and in being
dioecious. It contains the following species, accepted as of July 2014:
Kew World Checklist of Selected Plant Families
/ref>
#''Dialypetalum compactum
''Dialypetalum'' is a genus of plants endemic to Madagascar. It differs from other Lobelioideae in having regular (actinomorphic) flowers with virtually free petals, and in being dioecious. It contains the following species, accepted as of July ...
'' Zahlbr.
#''Dialypetalum floribundum
''Dialypetalum'' is a genus of plants endemic to Madagascar. It differs from other Lobelioideae in having regular (actinomorphic) flowers with virtually free petals
Petals are modified leaves that surround the reproductive parts of flowers. T ...
'' Benth. in G.Bentham & J.D.Hooker
#'' Dialypetalum humbertianum'' E.Wimm. in H.G.A.Engler
#'' Dialypetalum × hybridum'' E.Wimm. in H.G.A.Engler ''(D. compactum × D. floribundum)''
#'' Dialypetalum montanum'' E.Wimm. in H.G.A.Engler
#'' Dialypetalum stenopetalum'' E.Wimm. in H.G.A.Engler
References
External links
*
Madagascar catalogue, Living Plant image, ''Dialypetalum floribundum''
photo of herbarium specimen at Missouri Botanical Garden, collected in Madagascar in 1990, ''Dialypetalum montanum''
{{Taxonbar, from=Q8355257
Lobelioideae
Campanulaceae genera
Endemic flora of Madagascar