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l. Be polyanthus Scribn. ——sPlants perennial; culms Slender, erect or 
decumbent at the base, 60-120 cm. tall; sheaths glabrous, more or less 
keeled; leaves flat, lax, scabrous, 15-25 om. long, 88 much as 1 om. wide; 
panicles rather narrow, about 20 om. long, the branches mostly stiffly 
ascending or spreading, some of tham10 to 12 om. long, shorter ones inter- 
mixed, bearing toward the end 1-3 Spikelets; glumes acuminate, the first 8 mm. 
long, d-nerved, the second 10 mm. long, o-nerved; lemmas lanceolate, keeled, 
glabrous, 10-15 mm. usually about 12 mn. long, the awns about 5 mm. long. 
Open woods and slopes. St. Joe Nat. For., 5800 fte; Clarkia, 2700 ft, 
2+ Be marginatus Nees. M—- Similar to 8. polyanthus but differing in having 
pubescent sheaths and usually rather densely pubescent lemmas. Intergrading 
specimens occur rather frequently. 
Open woods, rocky hillsides, and meadows. More common than the 
preceding species. 
be Be carinatus Hook. and Arn. ———>Plants perennial or annual; culms rather 
stout, 50-120 om. tall; sheaths pubescent, sometimes nearly glabrous, the lower 
overlapping; blades scabrous or pubescent, 10-25 om. long, 4-12 mn. wide; 
panicles 10-20 cm. long, the branches ascending or spreading, the lower often 
long and drooping; spikelets 3-5 cm. long; glumes lanceolate or acuminate, smooth 
or scabrous, the first 3-nerved, 10-15 mm. long, the second 5-7 nerved, .12=20 
mme long; lemnas keeled, lanceolate, pubescent, the lower 15-20 mne long, the 
awn 7-15 mn. long. 
Rocky hillsides and waste places, wallace, 2728-4000 fte; Valley of 
Clearwater R, 
te BD. Subvelutinus Sheer. ——» Short lived perennials culms 50-100 om. 
; 
tall; sheaths densely sort-pubescent; blades narr w, rather stiffly ereci, 
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usually densely soft-pubescent, 10-20 om. long, 2-5 mne wide; innovations often 
numerous a sm@li dense tuft; panicles narrow, souewhat nodding, 10-20 em. i 
usually short and epprassed: spikelets 2-3 cme long, shorter | 
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vnlsS group; glumes acute or acuminate, pubescent cr 
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Ury open woods and rocky hillsides. — a 
ee Leake Cosur d'Alene, tll Se Chase 4994, 
