AFRICAN

ORCHIDS

Diceratostele Summerh., Bull. Misc. Inform. Kew 1938: 151 (1938).
Description:
Stems rooting from the lower internodes branched in the apical part. Leaves arranged spirally, petiolate, plicate. Inflorescence terminal or axillar. Flowers inconspicuous, tubular. Lip constricted near the middle. Gynostemium erect, slender. No column foot. Staminodes finger-like, erect, relatively long. Stigmatic surfacee, elliptic, deeply concave. Rostellum triangular, acute, erect, fleshy, with no viscidium. Anther erect, narrow oblong, apiculate, 4-chambered, set at the apex of the rostellum. Pollinia 4, linear, powdery
Type species:
Diceratostele gabonensis Summerhayes
Distribution:
W. & WC. Trop. Africa
Cultivation:
Not in cultivation
Species:

Diceratostele gabonensis Summerh. W. & WC. Trop. Africa.

WCSP (2020). 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://wcsp.science.kew.org/ Retrieved 19 May 2020.'
Bibliography and References:
Cameron KM, Chase MW, Whitten WM, Kores PJ, Jarell DC, Albert VA, Yukawa T, Hills HG, Goldman DH. 1999 A phylogenetic analysis of the Orchidaceae: evidence from rbcL nucleotide sequences. Amer. J. Bot. 86. 208-224.
Rasmussen FN, Rasmussen H. 1979 Notes on the morphology and taxonomy of Diceratostele gabonensis (Orchidaceae). Bull. Jard. Bot. Nation. Belg. 49. (1-2): 139 - 148 (1979)
Stern WL, Morris MW, Judd WS, Pridgeon AM, Dressler RL. 1993 Comparative vegetative anatomy and systematics of Spiranthoideae (Orchidaceae). Bot. J. Linn. Soc. 113. 161-197.
Orchidaceae of West-central Africa, vol. 1, Gdansk University Press Gdansk 2010
Pridgeon, A.M., Cribb, P.J., Chase, M.C. & Rasmussen, F.N. (2005). Epidendroideae (Part One). Genera Orchidacearum 4: 606 ff. Oxford University Press