52 TRIANDRIA DIGYNIA. [Lolium. 



distant, sessile. Cal. valves oblong'-lanceolate, often with 3 teeth at 

 the point. Ext. valves of the cor. similar, with 3 nerves. 



4. T. * cristdtum, Schreb. {crested Wheat-grass); valves of the 

 cal. subulate keeled awned scarcely nerved with about 4 awned 

 florets, spikelets much crowded. E. Bot. t. 2267. 



Sea-side between Arbroath and Montrose. G. Don. Fl. July, l/ . 



** Spikelets secund. 



5. T. lolidceum, Sni. (dwarf sea Wheat-grass); valves of the 

 cal. indistinctly 3-nerved obtuse of many awnless florets, root 

 fibrous annual. E. Bot. t. 221. — Calapodium, Link. 



Sandy sea-shores of Norfolk, Suffolk, and Essex. North Wales and 

 Islo of Man. East coast of Scotland. Fl. June, July. 0. — Singularly 

 stiff and wiry, as much so as Poa rigida, which it greatly resembles ; 

 branching from the very base, 3 — 4 inches high. Leaves linear, rigid, 

 plane. Spikelets more or less distant, secund, lower ones sometimes com- 

 pound. Ext. valve of the cor. broadly ovate, concave. 



46. Brachypodium. Beauv. False Brome-grass. 



1. B. sylvdticum, Beauv. (^slender False Brome-grass); spike 

 drooping, spikelets nearly cylindrical secund hairy, awns longer 

 than the florets. Festuca, E. FL v. i. p. 149. — Bromus, Poll. — 

 E. Bot. t. 729. 



Woods and hedges, not frequent. Fl. July, If.. — 2 f. high. Leaves 

 broadly linear-lanceolate, very hairy. Cal.-valves unequal, lanceolato- 

 acuminate, much nerved. Ext. valve of cor. linear-lanceolate^ much 

 nerved, scabrous, rarely hairy ; int. one truncate, margins ciliated. 



2. B. pitmdtiim, Beauv. (heath False Brome-grass); spike 

 erect, spikelets nearly cylindrical distichous hairy, awns shorter 

 than the florets. Lindl. Si/n. p. 297. — Festuca, E. Fl. v. i. p. 



150. — Bromus, L.—E. Bot.t. 730. 



Open fields and heathy places, on chalky soil ; in Yorkshire, Oxford- 

 shire, and Kent. Fl. July. If. . — A very graceful plant. 



47. LoLiuM. Linn. Darnel. 



1. L. perenne, L. (^perennial Darnel or Rye-grass); spikelets 

 much longer than the cal., florets awnless linear-oblong com- 

 pressed, root perennial. E. Bot. t. 313. 



Way-sides, pastures and waste places, frequent. Fl. June, July, 1i 



1 — 2 f. high. Spike with the general aspect of Triticum repens ; some- 

 times, from luxuriance, compound. Florets linear-oblong, nerved. — A 

 most valuable grass for the agriculturist, and frequently employed with 

 clover for artificial pasture and hay. 



2. L. temulentum, L. (bearded Darnel); spikelets equal in 

 length with the cal., florets as long as the rigid awns, root an- 

 nual. E. Bot. t. 124. — /3. florets with short soft imperfect awns. 

 — L. arvensCyWith. E. Bot.t. 1125. 



Corn-fields, not common in Scotland. Fl. Jul v. 0. — The seeds mix- 

 ed with wheat and made into bread have proved highly injurious to those 

 who have eaten it. The L. arvense of Withering can only be consider- 

 ed a var, of the present with an imperfect awn. 



I 



