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Cyathocalyx is a small genus with about 22 species distributed from southern India, Sri Lanka, through Malaysia, Indomalayan islands and reaches as far as Fiji in the South Pacific.[1]
| Cyathocalyx | |
|---|---|
| |
| Cyathocalyx sumatranus | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Magnoliids |
| Order: | Magnoliales |
| Family: | Annonaceae |
| Subfamily: | Ambavioideae |
| Genus: | Cyathocalyx Champ. ex Hook. f. & Thomson |
| Species | |
|
22, see text. | |
The salient features of the genus includes- monopodial trees, supra-axillary or nearly leaf-opposed inflorescences, six petals which are basally concave and constricted above the reproductive organs to form a "pollination chamber".
The genus consists 22 identified species with two unresolved species.[2]
Species
edit- Cyathocalyx acuminatus C.B.Rob. peninsular malaysia
- Cyathocalyx annamensis Ast.
- Cyathocalyx apoensis (Elmer) J.Sinclair
- Cyathocalyx cauliflorus K.Schum. & Lauterb.
- Cyathocalyx crassipetalus R.J.Wang & R.M.K.Saunders
- Cyathocalyx filiformis Ast.
- Cyathocalyx globosus Merr.
- Cyathocalyx hexagynus (Miq.) R.J.Wang & R.M.K.Saunders
- Cyathocalyx kingii Boerl. ex Koord. Peninsular malaysia
- Cyathocalyx lucidus Diels
- Cyathocalyx maingayi Hook. f. & Thomson peninsular malaysia
- Cyathocalyx magnifica *peninsular malaysia
- Cyathocalyx magnifructus R.J.Wang & R.M.K.Saunders. malaysia (sbh.srwk)
- Cyathocalyx martabanicus Hook.f. & Thomson
- Cyathocalyx minahassae Koord.
- Cyathocalyx obtusifolius Becc. & Scheff.
- Cyathocalyx olivaceus (George King (botanist)King) J.Sinclair peninsular malaysia
- Cyathocalyx petiolatus Diels. Peninsular malaysia
- Cyathocalyx polycarpa C.T.White & W.D.Francis
- Cyathocalyx pubescens Scheff.
- Cyathocalyx samarensis R.J.Wang & R.M.K.Saunders
- Cyathocalyx scortechinii (King) J.Sinclair. peninsular malaysia
- Cyathocalyx sumatranus Scheff.
- Cyathocalyx vitiensis A.C.Sm.
- Cyathocalyx zeylanicus Champ. ex Hook.f. & Thomson. Peninsular malaysia
Unresolved species
edit- Cyathocalyx harmandii (Finet & Gagnep.) R.J.Wang & R.M.K.Saunders
- Cyathocalyx maingayi Hook.f. & Thomson
References
edit- ^ Wang, R.J and Saunders, R.M.K.S (2006) A synopsis of Cyathocalyx species (Annonaceae) in Peninsular Malaysia, Sumatra, and Borneom with descriptions of two new species. Botanical Journal of the Linnean Society. 152,513-532.
- ^ "Cyathocalyx — the Plant List".