358 BOTANY. 



spathe ; heads few- (3-5-) flowered ; anthers 3-4 times longer than the fila- 

 ment. — Sierras of California ; near Carson City, (Anderson.) 



JuNCUS NODOSUS, L., Var. MEGACEPHALUS, Torr. From New York and 

 New Jersey to the Saskatchewan and southward beyond the Mississippi to 

 Texas, New Mexico, Arizona and California. Valleys of Nevada; 4-6,000 

 feet altitude. (1,202.) 



JuNCTJS Mertensianus, Bong. Eng., I. c, 479. Stems 4^14' high, from 

 a thick running rootstock, csespitose, compressed, weak ; leaves aversely com- 

 pressed, usually ^1" wide, sheath auricled ; flowers 15-25, dark-brown, ped- 

 icelled, in a single (rarely 2-3) rather loose head, 4^6" broad ; sepals ovate- 

 lanceolate, the outer acuminate-subulate, the inner obtuse and mucronate, or 

 rarely acute and equaling the outer ones, exceeding the (3-) 6 stamens and 

 equaling or exceeding the broadly obovate obtuse mucronate capsule ; anthers 

 usually mucronate, equaling or shorter than the filaments ; style mostly shorter 

 than the obtuse ovary ; seeds oblanceolate-obovate, short-caudate at each end, 

 reticulate-costate. — Sitka and Unalaska, and in the mountains from Washing- 

 ton Territory and eastward to California and Colorado. East Humboldt and 

 Clover Mountains, Nevada, and in the Uintas; 7-9,000 feet altitude; July- 

 September. (1,203.) 



JuNCUs xiPHioiDES, E. Mey., Eng., I. c, 481. Stems 1-4° high, from 

 a thick running rootstock, 2-edged ; leaves compressed and equitant ; flowers 

 about 1 J" long, pedicelled, few or many, in few or many heads ; sepals lance- 

 olate, subulate-acuminate, equal, or the inner ones more obtuse and shorter, 

 nearly twice longer than the 6 (rarely 3) stamens, usually equaling the angular 

 acute mucronate or beaked capsule ; anthers oblong-linear, about equaling the 

 filaments ; ovary ovate, attenuate into a rather short style, stigmas subexserted ; 

 seeds ovate-lanceolate, pointed at each end, reticulated and transversely lined. — 

 Var. a. LiTTORALis, Eng. Stout, 2-4° high ; leaves broad, (3-6" ;) sheaths 

 rarely appendaged ; panicles often decompound, 4-8' long, with 3-20 straw- 

 colored'or brown flowers in each head ; sepals subequal, scarcely shorter than 

 the acute or beaked capsule ; anthers often pointed, a little exceeding the fila- 

 ment ; seeds oblanceolate. — California. On the Truckee River and Soda Lake, 

 Nevada. (1,204.) 



Var. MONTANDS, Eng. Lower, J-2° high ; leaves narrower (J -1^") and 

 mostly auricled at base ; heads 3-10-flowered, rather numerous and panicled ; 

 flowers pale and a little smaller, the inner sepals shorter and mostly acute, the 



