SERRAFALCUS. 409 



2. B. asper (L.) ; pan. drooping with long slightly divided 

 branches, spikelets lanceolate, fl. remote linear-lanceolate, Iowct 

 pale hairy 5 — 7-ribbed, lowest fl. twice exceeding the upper gl. 

 and longer than its awn, I. broad hairy. — E. B. 1172. P. 51. — 

 St. 4 — 5 feet high. L. flat ; lower ones broadest ; sheaths with 

 downward hairs.— Damp woods and thickets. A. or B. VII. 



** Spikelets always broader upwards. Ribs of upper pale 

 strongly fringed. Awn long. 



3. B. sterilis (L.) ; pan. drooping, branches long slightly di- 

 vided, spikelets linear-lanceolate, fl. remote, lower pale glabrous 

 shorter than its awn with 7 distinct equidistant ribs, 1. pubescent. 

 —E. B. 1030. P. 50.— Height 1—2 feet. L. broad, flat.— Waste 

 places. A. VI. 



4. B. diandrus (Curt.); panicle erect, branches short scarcely 

 divided, spikelets lanceolate, fl. linear remote subcyhndrical, 

 lower pale about as long as its awn 7-ribbed, 2 lateral ribs 

 close together, interm. rib faint. — E. B. 1006. P. 50. — a. B. ma- 

 dritensis (L.) ; st. glabrous, rachis and pedicels scabrous. St. 

 6 — 12 in. high. Remarkable for its erect panicle. Upper pale 

 but little shorter than the lower. — 0. B. rigidus (Roth) ; pan. 

 compact, pedicels very short, upper part of St., pedicels, rachis 

 and gl. pubescent. — Dry sandy places, rare.- ^. Channel Islands. 

 A. VI. VII. E. S. 



[B. tectorvm (L.) ; like B. diandrus, pan. secund drooping, 

 upper pale much the shorter. — Hoddesdon, Herts : introduced.] 



[5. B. maximus (Desf.); pan. erect lax at length nodding, 

 branches slightly divided elongated after flowering, spikelets 

 downy, lower pale 7-ribbed about half as long as its awn. — 

 E. B. S. 2820. P. 115. Parnell's figure misrepresents the 

 styles as terminal. — Height 1 — 2 feet. A most beautiful grass. 

 — Sandy places. Channel Islands. A. VII.] 



44. Serrafalcus ParZa^ore'. 



[*1. S. secalinus (Bab.) ; pan. loose drooping in fr. slightly 

 compound, simple peduncles about as long as the oblong gla- 

 brous spikelets, fl. at first loosely imbricated afterwards distinct 

 and cylindrical about as long as the straight awn, lower pale not 

 overlapping the next fl., 1. hairy. — Bromus Sm., E. B. 1171. P. 

 49, 121 and 122. — In fr. the fl. are quite separate and the spike- 

 lets droop. Top of upper gl. l-way between its base and the top 

 of fourth fl. (second on same side). Lower pale not twice as long 

 as broad, longer than the upper, 7-ribbed. — 0. B.velutinus (Sm.) j 



' Corresponds to the genus Bromus of Fries. 



T 



