144 BULLETIN 772, TJ. S. DEPARTMENT OF AGRICULTURE. 
Type species: Epicampes strictus Presl. 
Epicampes Presl, Eel. Haenk. 1: 235, pi. 39. 1830. Only one species de- 
scribed. 
Crypsinna Fotirn., Mex. PI. 2: 90. 1SS6. Three species are mentioned, 
C. stricta, C. macroura, and C. setifolia. In the generic description the panicle 
is said to be densely 
spiciform. This applies 
best to the second spe- 
cies, C. macroura, which 
is chosen as the type. 
One species, Epi- 
campes rigens Benth. 
(fig. 80), with long, 
slender, cylindric, 
pale, spikelike pan- 
icles, the glumes 
shorter than the 
lemma, is found from 
western Texas to 
southern California. 
This species, called 
deer-grass, and the 
four other species, E. 
ligulata Scribn., E. 
berlandieri Fourn., E, 
subjyatens Hitch c., 1 
and E. emersleyi 
1 Epicampes subpatens, n. sp. 
Culms erect, glabrous, 50 
to 100 cm. tall ; sbeaths 
glabrous, slightly scabrous, 
compressed-keeled, especially 
those of the innovations ; 
ligule softly membranace- 
ous, 1 to 2 cm. long ; blades 
flat or folded, scabrous, 1 
to 3 mm. wide, the lower 
as much as 50 cm. long ; 
panicles narrow but rather 
loose, mostly 20 to 40 cm. 
long, the branches ascend- 
ing, more or less fascicled 
or whorled, naked below ; 
spikelets about 3 mm. long, 
Fig. 80. — Deer-grass, Epicampes rigens. Plant, X 2 ; spikelet and floret, X 5. 
