fossil pollen, 378,419—420, 
423 
modern races, 389-406 
origin of, 329-440 
current theories, 428-437 
place, 413-423 
time, 423-424 
papyrescent, 339,340,352, 
429-430 
pod, 329-353 
prehistoric, 343-347 
reconstructing ancestor of, 
349-351 
CREPIS, 3865 
sect. Ixeridopsis, 365 
sect. Pyrimachos, 365 
Cryptocentreae Garay, 213 
CRYPTOCENTRUM, 212, 
Jamesonii Benth., 212 
Lehmannii (Rehbf.) Garay, 
209 
pseudobulbosum Schweinf, 
212 
CUCURBITA 
Pepo, 282 
CycaDACcKAR, 114 
CYCLANTHACKAR, 305 
CYCLANTHUS 
bipartitus Poir, 310 
indivisus R. EF. Schultes, 305, 
306,308,310 
CYMBIDIUM 
flabelliforme (Sw.) Sw., 324 
Alabellyfolium Sw. ex Griseb., 
325 
hyacinthinum Sm., 184 
striatum (Thunb.) Sw., 184 
DATURA, 245,285,286,289 
arborea L., 22,279 
candida ( Pers.) Safford, 279, 
287 
discolor Bernh., 259,260 
dolichocarpa (Lagerh. ) 
Safford, 279,287 
inoxia Miller, 245,247,252, 
254,255 
kymatocarpa Barclay, 256, 
262,264 
meteloides DC, ex Dunal, 245- 
248 250,254,255 
reburra Barclay, 258-260, 
262,264 
sanguinea Ruiz & Pav., 270, 
271,279,287 
sect. Stramonium, 260 
sect. Dutra, 260 
sp., 6,7,10,42 
suaveolens H. & B, ex Willd., 
25,279,285 
vuleanicola Barclay, 260,266, 
268,270,271 
Wrighttt Regel, 246,247,254 
dd-pee-ka-he, 168 
de-twa, 242 
DIACRIUM Benth., 77,79,80 
amazonicum Schltr., 87,90 
bicornutum (Hook.) Benth., 
78,87,93,96 
bidentatum (Lindl.) Hemsl., 
102 
bigibberosum (Rchb.f.) Hemsl. 
92 
bilamellatum (Rehb.f.) Hemsl. 
93 
var. Reichenbachianum 
Schltr., 93 
bivalvatulum Schltr., 93,100 
[ xiv ] 
