EXPLANATION OF THE ILLUSTRATIONS 
Pirate XXI. Prerostyiis cAutescens L.O.Wms. 1, 
plant drawn natural size. 2, dorsal sepal, three 
times natural size. 3, lateral sepals, three times 
natural size. 4, petal, three times natural size. 5, 
column from below, three times natural size. 6, 
column and lip from the side, three times natural 
size. 7, lip and column-foot from above, three times 
natural size. 8, cross section of the lip, three times 
natural size. 
Pirate XXII. CarLocuitus carruLteus L.Wms. 1, 
fruiting habit of plant, reduced to one half natural 
size. 2, inflorescence, natural size. 3, column and 
lip from the side, enlarged three times. 4, the lip 
spread out, enlarged two times. 5, petal, enlarged 
three times. 6, lateral sepal, enlarged three times. 
7, dorsal sepal, enlarged three times. 
PrepiLocuiLus CLeMENSIAE L. Wms. 8, habit, natural 
size. 9, column and lip from the side, enlarged 
three times. 10, petal, enlarged two times. 11, 
dorsal sepal, enlarged two times. 12, lateral sepal, 
enlarged two times. 
Prare XXIII. Curronantuera Brassit L.Wms. 1, 
habit, natural size. 2, flower from the front, en- 
larged five times. 3, flower from the side, enlarged 
five times. 
CHITONANTHERA GRACILIS L, Wms. 4, habit, natural 
size. 5, flower from the front, enlarged five times. 
6, lateral view of flower, enlarged five times. 
CuHITONANTHERA FILIFORMIS L. Wms. 7, habit, natu- 
ral size. 8, flower from above, enlarged five times. 
9, flower from the side, enlarged five times. 
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