8.1-9 mm. long, 4-4.3 mm. wide, acute, carinate-thick- 
ened at the apex, indistinctly 5-nerved. Dorsal sepal 
lanceolate-elliptic, 9-9.2 mm. long, about 8.5 mm. wide, 
concave, Subacute to acute, indistinctly 5-nerved. Petals 
narrowly-to linear-oblanceolate, curved at the base, about 
9 mm. long, 1.9-2.2 mm. wide above the middle, 3- 
nerved, subacute to acute. Lip adnate to the column to 
its tip, 8-lobed; lamina reniform in outline, about 4 mim. 
long, 8.5—9 mm. wide; lateral lobes auriculate-suborbicu- 
lar, separated from the mid-lobe by a usually obtuse sinus ; 
mid-lobe much smaller,subquadrate,slightly retuse at the 
apex; disc minutely bicallose at base. Column abruptly 
urcuate When viewed trom the side, about 7 mm. long 
from the posterior portion of the base to the apex of the 
clinandrium, dilated at both ends; clinandrium petaloid 
and denticulate. 
A member of the .difforme group. Its nearest ally 
seems to be A. pudicum Ames trom which it is easily 
separable by its broad flat leaves. 
Panama, Chiriqui Province, ‘‘Lino Hill.’? At 4,000-4,500 feet 
altitude. ““Grows in exposed places in considerable sun. Flowers green 
Flowers May-July”* C. W. Powell 296 (Tyrer in Herb. Ames No. 26885. 
Duruicare type in Herb. Mo. Bot. Gard. No, 956083.) 
Epidendrum Deamii Schlechter in Beihette Bot. 
Centralbl. 86, Abt. 2 (1918) 402. 
tpidendrum tessellatum Bateman apud Lindley in 
Jot. Reg. 24 (1838) Misc. p. 7, non Roxb. (1795). 
Lncycha tessallata Schlechter in Beihefte Bot. Cen- 
tralbl. 86, Abt. 2 (1918) 474. 
Due to the earlier use of the combination EF. tesse/- 
latum by Roxburgh, we are obliged to accept H. Deamiu 
Schltr. as the valid name of this species in place of 4. 
tessellatum Batem. 
[ 68 | 
