384 
92. GRAMINE.E. 
the last spikelet, outer glume hairy. — E. B. 380. R. 1401. — St. 
1 — 2 feet high. L. narrowing to the base where they easily se- 
parate from their sheaths. Spikes j)ressed close together. A re- 
markably rigid ])lant. — Muddy salt marshes. P. YIII. E. 
2. S. alternijlora (Loisel) ; 1. continuous with their sheaths 
as long or longer than the sj)ikes, spikes numerous, raehis pro- 
duced beyond the sj)ikelets and flexuose, outer glume glabrous. 
—E. B. S. 2812. P. 75. — St. 2 — 3 feet bigh. L. broadest at the 
base and not sej)arating from their sheaths more easily than at 
any other part. Sj)ikes pressed close together. — Mud-flats in the 
river Itchen at Southampton. P. VIII. E. 
Tribe VIII. Oryzea. 
21. Leersia Soland. 
1. L. oryzoides (Sw.); panicle patent with wavy branches, 
spikelets 3-androus half-oval ciliated on the back. — E. B. S. 2908. 
R. 1495. — Creeping. St. 1 — 2 ft. high, “never procumbent and 
rooting at tbe joints as erroneously stated in E. B. S.” Borrer. 
L. broad, rough-edged ; uppermost horizontal at the flowering 
season. P.anicle rarely, if ever, protruded in this country, mostly 
inclosed in the sheath of the uppermost leaf. — Ditches in Ilen- 
field Level, Suss.' Mr. Borrer. P. IX. E. 
Tribe IX. Sesleriea. 
Tl. Sesleria Scop. 
1. 5. cffira/ea (Scop.) ; raceme ovate slightly 1-sided, outer 
pale terminating in 4 teeth : the dorsal rib rough with a short ex- 
current point, 1. abrupt with a minute rough point. — E.B. 1613. 
R. 1510. P. 27 . — Roots tufted. St. 6 — 12 in. high. Raceme 
about half an in. long, bluish-pur]fle. Styles combined. Stigmas 
very long, linear, at first combined almost to the summit, after- 
wards separate. — Mountains. Banks of the Shannon, I. — P. IV. V. 
Tribe X. Aveninece. 
23. Lagurus Linn. 
1. L. ovatus {L.).—E. B. 1334. P. 88. R. 1415.— St. 4—12 
in. high. L. broad, lanceolate. Spikes ovate, soft. — Sandy places 
in Guernsey. A. VI. VII. 0. 
