Bromeliaceae GH: 00029139 Navia sandwithii L. B. Smith Guyana: Kaieteur Falls, alt. 1200 feet N. Y. Sandwith 1285 1937-9-8
GH: 00029140 Navia sandwithii L. B. Smith Guyana: Kaieteur Falls, alt. 1200 feet N. Y. Sandwith 1285 1937-9-8
Flacourtiaceae GH: 00066923 Ryania pyrifera subulifera Sandwith Guyana: Near Labbakabra Creek, Tiger Creek, Essequib... N. Y. Sandwith 1211 1937-8-26
GH: 00066923 Ryania speciosa subulifera (Sandwith) Monachino Guyana: Near Labbakabra Creek, Tiger Creek, Essequib... N. Y. Sandwith 1211 1937-8-26
Orchidaceae AMES: 02154454 Brassavola martiana Lindley Guyana: Mazaruni Station N. Y. Sandwith 1167 1937-8-22
AMES: 02254118 Catasetum discolor Lindley Guyana: Mazaruni Station N. Y. Sandwith 1161 1937-9-16
AMES: 00253372 Epidendrum ciliare Linnaeus Saint Vincent and the Grenadines: Saint Vincent (saint Vincent and the Grenadines) Forest reserve, Diamond Estate. N. Y. Sandwith 975 1937-7-31
AMES: 02109818 Epidendrum nocturnum Jacquin Guyana: Mazaruni Station, near the settlement N. Y. Sandwith 1166 1937-8-22
AMES: 02158837 Epistephium parviflorum Lindley Guyana: Kaieteur Savannah. N. Y. Sandwith 1307 1937-9-3
AMES: 02341351 Eulophia alta Fawcett & Rendle Guyana: British Guiana, Mazaruni Station N. Y. Sandwith 1223 1937-8-27
AMES: 00243322 Habenaria alata Hooker Trinidad and Tobago: Tobago Near Mason Hall, Cowland River Valley N. Y. Sandwith 1858 1937-10-19
AMES: 01947962 Habenaria longicauda Hooker Guyana: Mazaruni Station N. Y. Sandwith 1046 1937-8-12
AMES: 02155585 Jacquiniella steyermarkii G. Carnevali & R. L. Dressler Guyana: Kaieteur Falls N. Y. Sandwith 1280 1937-9-1
AMES: 02173769 Octomeria exigua C. Schweinfurth Guyana: Bartica - Potaro road, near 14th milepost N. Y. Sandwith 1120 1937-8-18
AMES: 02173876 Octomeria longifolia Schlechter Guyana: Bartica-Potaro road, near 14th milepost N. Y. Sandwith 1107 1937-8-17
AMES: 02173959 Octomeria tridentata Lindley Guyana: Labbakabra Ck., Tiger Ck., Essequibo R. N. Y. Sandwith 1183 1937-8-24
AMES: 02091039 Pelexia goninensis (Pulle) Schlechter Guyana: Bartica-Potaro road, in wallaba forest near ... N. Y. Sandwith 1129 1937-8-18
AMES: 00262580 Platystele ovalifolia (H. Focke) Garay & Dunsterville Trinidad and Tobago: Tobago Great Dog River Valley N. Y. Sandwith 1750 1937-10-12
AMES: 02083679 Pleurothallis miqueliana (H. Focke) Lindley Guyana: Bartica-Potaro road, near 14th milepost, in ... N. Y. Sandwith 1106 1937-8-17
AMES: 00262580 Pleurothallis ovalifolia (Focke) H. G. Reichenbach Trinidad and Tobago: Tobago Great Dog River Valley N. Y. Sandwith 1750 1937-10-12
AMES: 02127887 Polystachya concreta (Jacquin) Garay & Sweet Guyana: Mazaruni Station. N. Y. Sandwith 1051 1937-8-13
AMES: 02092887 Sarcoglottis acaulis (Smith) Schlechter Guyana: Below Kaieteur Falls N. Y. Sandwith 1471 1937-9-10
AMES: 01952164 Selenipedium chica H. G. Reichenbach Guyana: Bartica-Potaro road, near 14th mile post N. Y. Sandwith 1146 1937-8-19
AMES: 02162197 Wullschlaegelia calcarata Bentham Guyana: Below Kaieteur Falls; Potaro River N. Y. Sandwith 1479 1937-9-10