530 GRAMINACEAE. (Eragrostis. 
4. E. Hawaiiensis, sp. n. — Stem stout, 2—3 ft. high. Leaves stiff 
coriaceous, pens cony: sti long acuminate, with scabrous points, otherwise 
glabrous, 16—20‘ long, 6—8’ broad below, shortly and sparingly ciliate 
at the mouth of the canes ink evan onal, anicle scarcely exserted, 
narrow pyramidal or fusiform, drawn out into a long and dense whip-like 
point, 16‘ long, 2‘ wide at the middle, the lowest fascicles short and 
distant, those of the middle third 2‘ long and erecto-patent, the upper 
ion, the rays dividing into short appressed branchlets from the base 
CY quite scabrous, sparingly ciliate near the base but not in the 
axils; rhachis eae below. Spikelets pale, on short pedicels of 2—3”", 
with 5—9 ter glumes scarious, 1/3 shorter than their next 
florets , ap doe the keels, both 1-nerved; the upper one ovate, 
caudato- acuminate; the lower ee narrow. Flowering glumes ovate, very 
acute, 3-nerved, the lateral nerves evanescent, all serrulate on the upper 
part of the keel. Paleae subequal, shortly iintoditte. 
Hawaii! Kohal 
5. E. SR sp. n. — A stiff pale grass, the stout stems 1—2 ft. 
high, rising from a thick creeping woody rhizome. Leaves thick coria- 
ceous, convolute, short pointed, smooth and shining, except a minute 
pubescence at the base, closely crowded and equitant to the middle of 
the stem and declinate, all shorter than the panicle, the uppermost one 
some distance below it, the lowest 12—15‘ long and 4—6” broad at the 
base when unfolded. Tule ~~ short, ciliar. Panicle eagle: spike- 
ke, 4—8° X *e--) pike continuous throughout or interrupted 
toward the base; tye ssatos below, the rays a near their 
ends; axils td Spikelets sessile, straw-colored, ovate-oblong, plano- 
convex, 9—19-flowered. Glumes stiff chartaceous, the empty ones shorter 
apex, strongly 3-nerved, with nerves uniting at t the apex. Paleae subequal, 
_ serrulate at the keels. 
On old laya fields of Mt. Haleakala, Maui! between 3000 and 5000 ft. above the sea. 
6. E. Mexicana, Link. — Kunth, Enum. Pl. I, 331. — A smal) tufted grass, 
the slender simple stems 8—16‘ long, suberect, distantly foliose with about 
5 leaves, the uppermost leaf at the base of the panicle, the sterile tufts 
or those of the stem plane, 5—8‘ X 1—2”, smooth, bearded at the mouth 
of the sheaths, which are shorter than their internodes. Panicle oblong, 
4—6‘ X 1/2—1', open, mostly continuous, its filiform rays scattering; 
erecto-patent, few- (8—1-)spiked, 1—1/2‘ long, the middle and pots 
ones dividing from the middle, the lower ones from near the 
