Pirate V. Pontuteva Litactna C. Schweinfurth. 1, 
plant, natural size. 2, flower from front (expand- 
ed), two and one half times natural size. 3, column 
and lip from side (natural position), five times nat- 
ural size. 4, lip with claw from front (expanded), 
seven and one half times natural size. 
Pontrureva srmitis C. Schweinfurth. 5, flower from 
front (expanded), one and one half times natural 
size. 6,column and lip from side (natural position), 
five times natural size. 7, lip (expanded), five times 
natural size. 
Pirate VI. SprraAnrues curvIcaALcaRATA C, Schwein- 
furth. 1, plant, one half natural size. 2, flower (ex- 
panded, showing interior of spur), natural size. 3, 
lip, natural size. 
SPIRANTHES PUMILA C.Schweinfurth. 4, plant, one 
half natural size. 5, flower from front (expanded), 
two and one half times natural size. 
Pirate VII. Eryruropres MArMorAtTA C. Schwein- 
Jurth. 1, plant, one half natural size. 2, flower 
from front (expanded), five times natural size. 3, 
flower from side (natural position), five times nat- 
ural size. 
ERYTHRODES LOBATOCALCAR C. Schweinfurth, 4, plant, 
one half natural size. 5, flower from front (expand- 
ed), five times natural size. 6, flower from side 
(natural position), five times natural size. 
Pratre VIII. Eryruropes Muttiroviata C.Schwein- 
Jurth. 1, plant, one half natural size. 2, flower 
from front (expanded), five times natural size. 3, 
flower from side (natural position), five times nat- 
ural size. 
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