THE GENUS CAREX IN" CALIFORNIA 



85 



or the lower more or less separate, 

 closely erect, closely flowered above or 

 loosely below, the peduncles little exserted, 

 the 20-40 perigynia appressed-ascending; 

 lowest bract exceeding culm; scales ovate, 

 acute to cuspidate, with hyaline margins 

 and 3-nerved green center and chestnut 

 brown between; perigynia ovoid, obtusely 

 triangular, 4-5 mm. long, 2-2.5 mm. wide, 

 densely short pubescent, rounded at base, 

 tapering into a bidentate beak ]/z-Yi 

 length of body, the teeth 0.5 mm. long. 



Type Locality: Oregon (Elihu 

 Hall). 



Mountain meadows from southern 

 Washington to extreme northern Cali- 

 fornia, where recently collected in Siski- 

 you Co. 



Loc: Medicine Lake, Siskiyou Co., Gold- 

 smith 2929a. 



Refs.: Cakex oregonensis Olney, Proc. 

 Am. Acad. 8: 407 (1872); Kiik. in Engler, Pflzr. 

 420 : 745, fig. 127 (1909). C. Halliana Bailey, 

 Bot. Gaz. 9: 117 (1884) not C. Hallii Olney 

 (1871), type from Oregon, Hall. 



116. C. lanuginosa Michx. (Fig. 47). 

 Rootstocks stout, long - creeping; culms 

 stoutish, more or less reddened at the 

 base, 6-9 dm. high, sharp-angled and 

 rough above; leaf-blades flat, 2-4 mm. 

 wide, rough, the basal sheaths filamentose; 

 staminate spikes 1-3, 3-4 mm. wide, up 

 to 3 cm. long, distant; pistillate spikes 

 1-3, oblong-cylindric, 1-5 cm. long, 5-7 

 mm. wide, sessile or short-peduncled, 

 closely flowered, with 25-50 perigynia; 

 lowest bract usually exceeding the culm; 

 scales lanceolate, acuminate or aristate, 

 narrower than and shorter or longer than 

 perigynia, reddish-brown tinged, the mar- 

 gins hyaline; perigynia ovoid, 2.5-3.5 mm. 

 long, 2 mm. wide, densely pubescent, the 

 nerves obscure, rounded at base, abruptly 

 very short beaked, the beak bidentate, 

 the teeth 1 mm. long or less. 



Type Locality: "Ad lacus Mistas- 

 sins," Canada (Michaux). 



Swampy places, Nova Scotia to 

 British Columbia, south to District of 

 Columbia, Missouri, New Mexico and 

 southern California. In California it oc- 

 curs throughout the Sierra Nevada, in 

 the mountains of southern California, and 

 in the northern mountains. This species 



Fig. 47. Cahex lanuginosa Michx. 



a, inflorescence, X 1; b, scale, X 10; c, peri- 



gynium, X 10. 



