I 



494 PROCEEDINGS OP THE AMERICAN ACADEMY. 



Spec. iv. 251; Schkuhr, Riedgr. Nachtr. 24, t. Aaa, fig. 97; Auders. 



1. c. G2, t. 4, fig. 31 ; Torr. 1. c. 396; Dewey, Am. Jour. Sci. Ser. 2, 



iv. 344; Boott, 1. c. 153, t. 494; Fl. Dan. xiv. 8, t. 2430; Bailey, 



Proc. Am. Acad. xxii. 146; Macoun, 1. c. 127; Britton, 1. c. 353, fig. 



854 ; Meinshausen, Acta Hort. Petrop. xviii. 325. — Arctic regious of 



botti liemispheres, extending south in America along the coast of 



Labrador to Quebec, Bonne Esjierance (Allen), Watsheeshoo (St. 



Cyr, hb. Geol. Surv. Can. no. 16,524), and Tadousac (Kennedy)^ 



Saguenay Co. ; Pointe des Monts (Bell) and Grand Etang (Macoun, hb. 



Geol. Surv. Can. no. 30,413), Gaspe Co. : also on the coast of Alaska. 



June-Aug. 



d. Plant stiff and upright, with flat leaves. 



40. C. lagopina, Wahlenb. — Figs. 139, 140. — Culms obtusely 

 angled, mostly erect, smooth except at tip, 1 to 4 dm. high, more or less 

 exceeding the narrow (1 to 3 mm. wide) leaves : spike from cylindric to 

 globose, 1 to 2,5 cm. long, with 3 to 6 ascendiny spihelets mostly larger 

 than in the last : perigynia hrown or reddlsh-broicn, from elliptic- lanceolate 

 to broadly obovate, rather abruptly beaked, 2.5 to 3.8 mm. long, 1.5 to 

 1.9 mm. wide, exceeding the ovate obtuse white-margined fuscous scales. 

 — Kongl. Vet. Acad. Handl. xxiv. 145, & Fl. Lapp. 229 ; Gay, Ann. 

 Sci. Nat. Ser. 2, xi. 177; Drejer, Rev. 25 ; Anders. 1. c. 63, t. 4, fig, 

 28; Reichenb. 1. c. t. 204, fig. 543 ; Torr. 1. c. 393 ; Boott, 111. iv. 189 ; 

 W. Boott in Wats. Bot. CaUf. ii. 233 ; Bailey in Coulter, Man. Rocky 

 Mt. Reg. 395, & Proc. Am. Acad. xxii. 145 ; Britton, 1. c. 353, (fig. 

 uncharacteristic) ; Meinsh. 1. c. G. leporinn, L. Spec. 973, in part 

 (cit. Fl. Lapp.) ; Oeder, Fl. Dan. ii. 9, t. 294 ; Willd. Spec. iv. 229 ; 

 Schkuhr, Riedgr. Nachtr. 17, in part (excl. t. Fff, fig. 129) ; Host, 

 Gram, iv, 45, t. 80 ; Eng. Bot. Supp. iii. t. 2815. C. Lachenalii, 

 Schkuhr, Riedgr. 51, t. Y. fig. 79. C. approximata, Hoppe, ex DC. Fl. 

 Fr. vi. 290. G. parvijiora. Gaud. Etr. Fl. 84, ace. to Boott. G. furva, 

 Webb, Iter Hisp. 5. — Arctic and alpine regions of Europe and Asia : 

 Greenland : Arctic America, rarely south to Mt. Albert, Gaspe Co., 

 Quebec, the mountains of Colorado, and northern California. 

 June-Auff. 



*»• 



++ ++ Terminal spikelet ovoid or subglobose, not conspicuously clavate at base : 

 perigynia tapering gradually to the tip : culms sharply angled and harsh, 

 upright, the 2 to 5 spikelets crowded at the tip: leaves flat. 



41. C. heleonastes, Ehrh. — Figs. 141, 142. — Gulms 1.5 to 3.5 

 cm. high, stiff, usually overtopping the erect narrow (1 or 2 mm. wide) 



