92. nilAMINE.'E. 
373 
I'loret 1 , with or without the superior rudiment of another 
reduced to a pedicel. Outer pale awned. Panicle diffuse. 
Styles short. Stif'inas feathery. 
17. P.SAMMA. Glumes nearly equal, the lower rather the 
shorter. Floret 1, with a superior rudiment of another. 
Outer pale with a short awn. Panicle spikelike. Styles 
short. Stigmas feathery. 
18. PiiRAGMiTES, Glumes unequal, the lower much smaller. 
Florets 2—6, unarmed, the lower ones imperfect. Panicle 
diffuse. Stj'les elongate. Stigmas plumose. 
Tr. VII. CHLORIDEJE. Spikelets laterally compressed, 1- 
tlowered in our j)lants and sometimes with a superior rudi- 
ment, placed in 2 rows on one side of a flattened rachis. 
19. Ca'nodon. Spikes fingered, 1-flowered with a superior 
rudiment. Glumes nearly equal, patent. Pales equal, outer 
boatshaped compressed embracing the inner. Styles long, 
distinct. Stigmas feathery, protruding below the summit 
of the floret. 
20. Spartina. Spikes upright, in a raceme, 1-flow’ered. 
Glumes unequal, the upper long and acuminate. Pales un- 
equal, outer boatshaped compressed retuse. Styles elon- 
gated, united half-way up. Stigmas flliform, protruding at 
the summit of the floret. 
Tr. VIII. ORYZEjE. Spikelets latei’ally compressed, 1-flower- 
ed. Glumes wanting in our plant. 
21. Leersia. Pales 2, compressed, keeled, awTiless; lower 
much broader. Stigmas protruding from the side of the 
florets. Nut inclosed in the pales. 
Tr. IX. SESLERIEjE. Spikelets laterally compressed, with 
2 or move ^., without hairs. Styles 0 or very short. Stigmas 
very long, filiform, protruded/rom the summit of the florets. 
22. Sesleria. Panicle spiked; spikelets sessile, tiled all 
round. Glumes 2 — 6-flowered, nearly or quite as long as 
the spikelet. Outer pale keeled, membranous ; with a sca- 
rious margin, ending in 3 or 5 points, dorsal rib evanescent. 
Tr. X. AVENINE.^. Spikelets with 2 or more florets (except 
in Lagurus), upper often barren. Glumes as long (or nearly) 
as the spikelet. FI. usually surrounded by stiff hairs. Awn 
twisted and kneed (wanting in our Triodia). 
23. Lagurus, Panicle spiked. 1-flowered, scarious, 
ending in a long f ringed seta. Outer pale ending in 2 long 
setae and with a dorsal geniculated twisted awn. 
