GRAMINEyE. 
375 
[The true B. arvensis (Linn.) has 2 prominent ribs on each 
side and towards the margin of the outer palea, and, according 
to Koch, the inner palea always about as long as the outer. Its 
awn also is rather longer. It is said to have occurred on the 
Southampton and Durham coast, but is probably not a true na- 
tive. See Mr. Watson's valuable paper. Land. Joiirn. Bot. i. 82.] 
3. S. mollis (Pari.) ; panicle close erect compound or simple, 
spikclets ovate somewhat compressed pubescent, fl. closely im- 
bricated about as long as the straight awn, midrib of the glumes 
and puleie not scabrous, 1. and sheaths hairy or downy. — Bromus 
E. B. 10/S. Par. 48. — Summit of the larger glume half-way be- 
tween its base and the summit of the third fl. on the same side. 
Outer palea longer than the inner. Simple peduncles not longer 
than the spikelets. — ,3. velutinus ; panicle quite simple, peduncles 
very short, spikelets and I. densely pubescent. — Common. /3. 
Sandy ground in Devon and Cornwall. A. V. VI. 
4. S. racemosus (Pari.) ; panicle close or elongated erect usu- 
ally simple, spikelets ovate somewhat compressed glabrous, fl. 
closely imbricated about as long as the straight awn, midrib of 
the glumes and palea: scabrous towards the top, L and sheaths 
slightly hairy. — Bromus E. B. 1079. Par. 48. — Summit of the 
larger glume half-way between its base and the summit of the 
third fl. on the same side. Simple peduncles not longer than the 
spikelets. Outer palea longer than the inner. — /3. arenarius ; 
panicle quite simple, peduncles very short. — See Dr. Parnell's 
account of these four species (Scot. Gr.p.110 — 116) andMr. Wat- 
son's above-mentioned paper. — Common. /3. Sandy ground in the 
south. A. VL 
[5. S. squarrosus ; " panicle drooping, peduncles simple, spike- 
lets ovate-lanceolate subcompressed, fl. nearly glabrous imbricated 
compressed, awn divaricating, 1. pubescent." Hooker. — £.5. 1885. 
— Said to have been found in Somerset and Sussex, probably in- 
troduced with corn seed. A. VI. VII.] 
43. Brachypodium Pal. de Beauv. 
1. B. sylvaticum (R. and S.) spike drooping, spikelets (at first) 
terete alternate distichous, awns of the upper fl. longer than their 
palea, 1. flat linear-lanceolate, root fibrous. — E. B. 729. — St. 
usually solitary or 2 or 3 from the same root, erect, 1 — 2 feet 
high. Sheaths and inner side of the I. hairy. Ligule short, 
blunt, notched or torn. Paleae hairy. — Woods and hedges. 
P. VII. E. I. ? 
2. B. pinnatum (Beauv.) ; spike erect, spikelets (at first) terete 
alternate distichous, awns of the upper fl. shorter than their palea, 
L flat linear-lanceolate, root creeping. — E. B. 730. B. gracile R. 
1374. — St. several, erect, 1 — 2 feet high. Paleae scabrous or 
