Orchidaceae GH: 02090075 Aspidogyne confusa (C. Schweinfurth) Garay Guyana: U. Takutu-U. ssequibo. Kuyuwini R. watershed... T. W. Henkel 3130 1993-9-22
GH: 02154458 Brassavola martiana Lindley Guyana: Cuyuni-Mazaruni Essequibo River, west bank, Wolga 1 km south... T. W. Henkel M. Chin, R. Williams,... 1845 1993-4-1
GH: 02125162 Cattleya violacea (Kunth) Rolfe Guyana: Upper Takutu-Upper Essequibo South Rupununi Savanna; Ikirap Creek along M... T. W. Henkel R. James 3547 1993-12-23
GH: 02158345 Cleistes rosea Lindley Guyana: Upper Demerara-Berbice Lower Kajarau Creek T. W. Henkel R. Williams 2152 1993-6-18
GH: 02341986 Cyrtopodium sp. Guyana: Upper Takutu-Upper Essequibo South Rupunini Savanna; Marudi line 10 km S ... T. W. Henkel R. James 3475 1993-11-13
GH: 02159547 Elleanthus graminifolius (Barbosa Rodrigues) Lojtnant Guyana: Potaro-Siparuni Potaro River, 0 to 2.5 km downstream from Me... T. W. Henkel R. Williams 2351 1993-7-21
GH: 02109390 Epidendrum ibaguense Kunth Guyana: Upper Takutu-Upper Essequibo Kuyuwini watershed; Bat Mtn; lower slopes of... T. W. Henkel R. Williams, V. James 3004 1993-9-17
GH: 02173737 Octomeria connellii Rolfe Guyana: Potaro-Siparuni Pakaraima Mts, Mt. Wokomung, Ka-mie-wah pinn... T. W. Henkel R. Williams, S. Frate... 4513 1993-11-19
GH: 02083809 Pleurothallis picta Lindley Guyana: Region: U. Takutu-U. Essequibo. South Rupunu... T. W. Henkel R. James 3537 1993-12-11
GH: 02084119 Pleurothallis ruscifolia (Jacquin) R. Brown Guyana: Potaro-Siparuni Pakaraima Mts, Mt. Wokomung; Suruwabaru Cree... T. W. Henkel R. Williams, S. Frate... 4074 1993-11-7
GH: 02124611 Prosthechea roraimensis V. P. Castro & M. A. Campacci Guyana: Upper Takutu-Upper Essequibo South Rupununi Savanna; Aishalton Mts; 2 km ... T. W. Henkel R. Williams and V. Ja... 3437 1993-10-12
GH: 02124611 Prosthechea vespa (Vellozo) W. E. Higgins Guyana: Upper Takutu-Upper Essequibo South Rupununi Savanna; Aishalton Mts; 2 km ... T. W. Henkel R. Williams and V. Ja... 3437 1993-10-12
GH: 02155219 Scaphyglottis sickii Pabst Guyana: Upper Takutu-Upper Essequibo Essequibo River, W bank, 100 m S of mouth of... T. W. Henkel R. Williams and V. Ja... 3262 1993-10-1
GH: 02088810 Stelis sp. Swartz Guyana: Potaro-Siparuni. Pakaraima Mts, Mt. Wokomung... T. W. Henkel [data not captured] 4075 1993-11-7