366 
GRA.MINEiE. 
Spikelets few, 1 — J. Glumes smooth, coriaceous, hiding the fl. ; 
outer terminating in 3 points, 9-ribbed, hairy at the base. — 
Mountain pastures. P. VII. 
Tribe X. Festucinece. 
30. Koeleria Pers. 
1. K. cristata (Pers.); panicle compact spiked oval inter- 
rupted below, outer palea acute 3-ribbed, I. narrow rough at the 
edges ciliated.— Aira Sm. E. B. 648-. R. 1669. Par. 19— Root 
crowned with the undivided sheaths of the old leaves. St. 6 — 18 
in. high, downy particularly in the upper part. L. rough and 
ciliated at the edges, otherwise glabrous or together with the 
sheaths villose. Glumes and palea? glabrous or downy ; glumes 
minutely toothed at the keel ; outer palea minutely toothed on 
the midrib. Sometimes the 1. become convolute when dry. In 
dry places the 1. are much shorter than the st., in damper places 
elongated and often nearly equalling the stem. — Dry pastures. 
A large form on damp ledges on Ben Bulben. P. VI. VII. 
31. Melica Linn. 
1. M. uniflora (Retz.) ; panicle branched slightly drooping, 
spikelets erect with 1 perfect glabrous fl., L flat, ligule short ob- 
tuse with a slender acuminate lobe on one side. — E. B. 1058. 
R. 1576. Par. 18.— Shady and rocky woods. P. VI. 
2. M. nutans (L.) ; panicle a nearly simple lax secund raceme, 
spikelets pendulous with 2 perfect glabrous fl., I. flat, ligule short 
obtuse. — E. B. 1059. R- 1577. Par. 18. — Damp shady woods. 
P. V. VI. 
32. Molinia Schrank. 
1. M. cterulea (Moench) ; panicle erect elongate narrow, 
spikelets 1 — 3-fl., outer palea 3- (rarely 5-) nerved awnless, up- 
per part of the st. naked.— E. B. 750. R. 1606. Par. 20.— St. 
1 — 2 feet high. L. long, linear, attenuated. — (i. depauperata ; 
spikelets 1 -fl. few, outer palea often but not constantly 5-nerved. 
M. depauperata Lindl., Par. 19- — Wet heaths. /3. alpine situa- 
tions. P. VII. VIII. 
33. Catabrosa Pal.de Beauv. 
1. C. aquatica (Presl) ; panicle equal with half- whorls of pa- 
tent branches, 1. broadly linear obtuse. — E.B. 1557. Par. 20. 
— Root creeping. St. long, procumbent or floating below. L. 
flat, broad. Branches of the panicle springing in threes or fives 
from alternate sides of the rachis. Spikelets usually 2- (some- 
times 3 — 5-) flowered. Glumes very thin, often tinged with 
purple. Fl. distant. — /3. minor; st. 2 — 3 in. high, spikelets 1- 
ilowered. — Ponds and ditches, fi. Wet sands. P. VI. VII. 
