VERRUCITUBERCULATA. ( 53 ) ONCIDIUM. 
variable the flowers are in size, some on the same panic'e be'ng hardly. half 
an inch across, whle others are more than an inch. It has evidently a ten- 
dency to pass into the dimerphous state. After the most careful examination 
idence, I can t all 
of the original evidence, I me to no other conclusion than tha e 
uppose now reduced e, are mere anothe al 
fear that ca. (no, fe must be reduce this. That all are 
Brazilian is unquestionable ; d yet itis asserted in gardens that some come 
from Mexico. Rehb. refers 0. grasses of Klotzsch to this species. 
§ 13. BaAsILATa. 
ANALYSIS OF THE SPECIES. 
Panicula heterantha. 
Labellum trilobum a apice . . 186. abortiv 
—-——— panduratum, als eiaieittccalinns eos does hateruitienkc 
obsoletis . . + 188. chrysomorphum. 
Panicula puencabeng 
igma rostratum 
lab. lob. med. 2-lobo . . . . . + » . . « 189. ornithorhynchum. 
lab. lob. — SOHNE ice ey i ne 0, ores fersin, 
lab. lob. iden ovatus acu 
ali 
sepalis petalisque ocartoes lopgeniints inns J 191. phywatockihen. 
—_———— elas. 192. hastatum. 
petalis Intionibies es lat, ones mnat. . . . . . 193. ochmatochilum. 
lab. lobus medius reniformi: 
labelli : 194, raniferwm. 
dilatatis rotundatis, 
isthmo pein om. gobi sag : - + + + 195. Wentworthianwn. 
virepando . . . . . . . 196. pergameneum. 
186. 0. abortivum. Achb. f. in Linnea, XXII. 847. 
Wild in the Caraccas—Wagener, Moritz, (v. flores comm. 
cel. Eechb.) 
Flowers = for _ most part abortive, of a very thin texture. Sepals 
and petals w oader, very acute. Lip equally three-lobed, the 
pe lobe bere gels many: Pi Column-wings ligulate, recurved, 
ticulate at the end. Sigil tie 
187. O.heteranthum. Piéppig 5 Endl. N. G. and Sp. I 34, 
#. 60. 
Wild in nae on trees near Pampayaco—Péppig ; Mathews, 
1917, (v. s. sp.) 
‘ has a long drooping pare aap compound 
flexuose divaricating branches about two inches long at the longest. The 
column-wings are coarsely serrated. The saecasedenal nine to eleven blunt 
equal teeth, forming a narrow _ thus 2 
ed 
2 
