Calamagrostis.] GRAMINEvE. 297 



1. P. pralense, Linn. Common Cafs-tail-grass, Timothy- 

 grass. Panicle spiked, cylindrical ; glumes truncated, mucro- 

 nate, aristate, ciliated at the back, longer than the awn. Br. Fl. 

 ed. 3. p. 34. E. Fl. v. i. p. 75. E. Bot. t. 1076. 



Low meadows and pastures, common. Fl. June. %. — Root some- 

 times tuberous, when it is the P. nodosum, Willd.— Calyx-glumes 

 compressed, keeled, with a dorsal green nerve running into a spreading 

 awn, scarcely half so long as the valve. 



2. P. arenarium, Linn. Sea Cat's-tail-grass. Panicle spiked, 

 oblongo-ovate ; calyx-glumes lanceolate, acute, ciliated at the 

 back. Br. Fl. ed. 3. p. 35. — Phalaris arenaria, E. Fl. v. i. 

 p. 78. E. Bot. t. 222. 



On loose sand near the sea. Fl. May, June. 0.— Culms five to 

 six inches high, many from the same root. Corolla twice as short as 

 the calyx, membranous, truncated. 



5. Milium. Linn. Millet-grass. 



Panicle spreading. Calyx 2-valved, flattish, herbaceous, rather 

 acute, longer than the corolla. Fruit invested with the per- 

 manent hardened corolla. — Named either from mille, a thou- 

 sand, on account of its fertility; or, according to Theis, from 

 the Celtic mil, a stone, from the hardness of its fruit. 



Triandria. Digynia. 



1. M. effusum, Linn. Spreading Millet-grass. Panicle 

 glabrous, its branches subverticillate ; leaves lanceolate; ligule 

 obtuse. Br. Fl. ed. 8. p. 36. E. Fl. v. i. p. 87. E. Bot. 

 t. 1006. 



Moist shady woods. Plentiful at the Dargle and near Powerscourt 

 Waterfall, &c. Fl. June. %. — Culms three to four feet high. Pa- 

 nicle much spreading. 



6. Calamagrostis. Adans. Small-reed. 



Panicle loose. Calyx of two valves, longer than the two valves 

 of the corolla, which is surrounded by hairs at the base, and 

 has the outer valve awned. — Named from Ka\a/nos, one of the 

 Palms, and a^pocms, a genus of grasses ; a barbarous deno- 

 mination, and only admissible on the ground of its being 

 now generally adopted. Triandria. Digynia. 



1. C. Epigejos, Roth. Wood Small-reed. Calyx-glumes 

 subulate, their keel rough ; panicle erect, close ; flowers 

 crowded, unilateral ; corolla with a dorsal awn nearly as long as 

 the calyx. Br. Fl. ed. 3. p. 36. — Arundo Epigejos, Linn. E° 

 Bot. t. 403. E. Fl. v. \.p. 169. 



In shady moist places. Formoyle-hill, parish of Dunboe, County of 

 Deny ; Mr. D. Moore. Fl. July. %.— Culm about four feet hi»h, 



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