38. Carex membranacea,—Hook. Fl. Bor. Am. ii. p. 220.
39. Eriophorum polystachyon, L.—Hook. Fl. Bor. Am. ii. p. 231.
Gramineæ, Juss.
40. Alopecurus alpinus, L.—Hook. Fl. Bor. Am. ii. p. 234.
41. Hierochloe alpina, Rœm. et Sch.—Hook. Fl. Bor. Am. ii. p. 234.
42. Colpodium latifolium, Br.—Hook. Fl. Bor. Am. ii. p. 238.
43. Poa Arctica, Br.—Hook. Fl. Bor. Am. ii. p. 246.
44. Festuca brevifolia, Br.—Hook. Fl. Bor. Am. ii. p. 250.
45. Elymus arenarius, L.—Hook. Fl. Bor. Am. ii. p. 255.