LIST OF ILLUSTRATIONS 
PAGE 
Aspasia pusilla C. Schweinf. 25 
Campylocentrum microphyllum Ames & Correll . 111 
Cranichis hieroglyphica Ames & Correll 93 
Epidendrum alticola Ames & Correll 105 
Erythrodes ovatilabia Ames & Correll . 99 
Goodyera major Ames & Correll 97 
Hexalectris revoluta Correll . 18 
Hexalectris spicata (Walt.) Barnh. . 18 
Lepanthes alticola C. Schweinf: 137 
Lepanthes caudatisepala C. Schweinf. . 135 
Lepanthes excedens Ames & Correll 101 
Lepanthes pumila C. Schweinf. . 137 
Map of Guatemala . 251 
Map of the Putumayo Region 315 
Masdevallia pandurilabia C. Schweinf. . 129 
Mormodes histrio Linden & Reichb.f. . 1 
Mormodes lineatum Batem. ex Lindl. i 
Octomeria complanata C. Schweinf. . 215 
Paullinia Yoco Schultes & Killip . . . . 805,317, 319 
Pleurothallis angustisepala Ames & Correll . 101 
Pleurothallis brevispicata C. Schweinf: . 201 
Pleurothallis caudatipetala C. Schweinf. 211 
Pleurothallis crucilabia mes & Correll 103 
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