REFERENCES ADDENDUM.
Any references used which need to be added to the final complete list of genera information.
C.F. Tweney and L.E.C. Hughes (1958) Chambers's Technical Dictionary W.& R. Chambers, Ltd, London.
H. Mayr (1998) Orchid Names and Their Meanings. A.R.A. Gantner Verlag K. - G., Vaduz.
R.K. Brummitt & C.E. Powell (1992) Authors of Plant Names. Royal Botanic Gardens, Kew.
L. Garay (1977) Systematics of the Physurinae (Orchidaceae) in the New World. Bradea 2(28) 191 - 208.
Braas & Lueckel (1982b), Darwiniera, ein neuer Name fur Darwinella. Die Orchidee, 33(6), 212.
Braas & Lueckel (1982a), Darwiniella, eine neue Gattung der Subtribus Telipogoninae Schltr. Die Orchidee 33(5) 167 - 170.
R.W. Brown (1956) Composition of Scientific Words. Reese Press, Baltimore, Maryland. (self published).
K. Senghas (1989) Ceratocentron, eine neue Orchideengattung aus der Subtribus Aeridinae von der Philippinen. Die Orchidee 40 (3) 85-90.
L.A. Garay (1980) A generic revision of the Spiranthinae. Bot.Mus.L.Harv., 28(4) 277-425. (Published in 1982).
L.A. Garay (1972) On the systematics of the monopodial orchids 1. Bot.Mus.L.Harv., 23(4) 149-212. (Published in 1982).
S.C. Chen (1979). The column types of Neottia and Archinettia of the family Orchidaceae and their taxonomic and phylogenetic significance. Acta Phytotaxonomica Sinica 17(2) 20-22.
C. Stace (1997) New Flora of the British Isles (second edition). Cambridge University Press, UK.
S. Rauschert (1983) Beitrag zur Nomenklatur der Orchidaceae. Feddes Repertorium 94(7-8), 433-471.
K. Senghas (1988) Uber die Gattungen Chamaeanthus und Chroniochilus Neubeschreibung der Gattung Gunnarella. Die Orchidee 39(2) 68-73.
C. Schweinfurth (1944) NOtes on tropical American orchids. Botanical Museum Leaflets of Harvard University, 11(6)173-216
J. Lindley (1853) Folia Orchidacea.
O. Ames and C. Schweinfurth (1937) A new genus of the Sobralieae. BOt. Mus. L. Harv. Uni. 5(2) 33-35.
R. Schlechter (1920) Orchidaceae novae et criticae. Fedde, Repertorium specierum novarum regni vegetabilis 16, 440
D.L. Szlachetko (1991) Oestlundorchis (Orchidaceae, Spiranthinae), a new orchid genus from Mesoamerica. Fragm. Flor. Geobot. 36(1) 23-31.
T.K. Rose and S.K. Bhattacharjee (1980) Orchis of India. Naya Prokash, Calcutta.
J.J. Wood and P.J. Cribb (1994) A checklist of the Orchids of Borneo. Royal Botanic Gardens, Kew.
O. Ames (1920) Orchidaceae. Illustrations and studies in the family Orchidaceae. Ames Botanical Laboratory (by the Merrymount Press) Boston
P. Cribb (1979) New of little known orchids from East Africa. Kew Bulletin 34(2) 321-340
F.M. van der Laan & P. Cribb (1986) Ossiculum (Orchidaceae), a new genus from Cameroon. Kew Bulletin 41(4) 823-826.