juncub JUNCACE^: 685 



longest : stamens 6, with anthers about as long as the filaments : capsule 

 lanceolate-subulate, 3-angled, 1-celled, exceeding the perianth: seeds ob- 

 long, acute below, apiculate above. Alaska to Oregon and the Eastern 

 States, 



J. Torreyi Coville Bull. Torr. Bot. Club xxii, 303. Stems stout, 8-40 

 inches high, arising singely from tuber-like thickenings of a slender root- 

 stock : leaves terete, thick, abruptly divergent from the stem : inflorescence 

 congested, consisting of 1-20 denseheads 5-8 lines in diameter: perianth- 

 segments 2-23^ lines long, subulate, the outer longest: stamens 6: capsule 

 subulate, 3-angled, 1-celled, with a beak %-% line long, exceeding the 

 perianth and holding the valves together during dehiscence: seeds oblong, 

 acute at each end. Oregon to California, Texas and New York. 



J. Oreganus Watson Proc. Am. Acad, xxiii, 267. Stems numerous, 

 very slender, 6-10 inches high, exceeding the very narrow leaves, from 

 very slender matted rootstocks: heads simply panicled, few-flowered, often 

 proliferous: perianth-segments nearly equal, lanceolate, acute, : stamens 6, 

 with anthers as long as the filaments: capsule dark brown, acutish, mu- 

 cronate, at length nearly twice as long as the perianth : seeds rather turgid. 

 In bogs, Ilwaco, 'Washington. 



J. Bolanderi Engelm. 1. c. 470. Stems slender, about 2 feet high : 

 leaves subterete, nearly equalling the stem ; the ligule conspicuous, some- 

 times elongated and leaf-like : heads subglobo9e, usually 2 or 3, very many- 

 flowered: perianth-segments greenish brown, narrowly lanceolate and 

 setaceouslv acuminate, 1>2 lines long; stamens 3, with anthers much shorter 

 than the filaments: capsule clavate-oblong, shorter than the perianth, 

 obtuse, apiculate, 1-celled: seeds very small. In wet places southwestern 

 Oregon to California, 



J. Nevadensis Watson 1. c. xiv, 303. Stems very slender, 6 inches to 

 2 feet high, somewhat compressed, from slender creeping rootstocks : leaves 

 very narrow, somewhat compressed nearly equalling the stem, with large 

 sheaths and conspicuous ligules : heads small, few to rather many, in a 

 short open panicle, or often solitary: perianth-segments brownish, lanceo- 

 late, acuminate, 2 lines long : stamens 6 ; anthers linear, longer than the 

 filaments : capsule oblong, abruptly acute and beaked, nearly equalling 

 the perianth : seeds minute, apiculate at both ends. Common in wet 

 mountain meadows, eastern Washington to California and Nevada. 



J, Suksdorfii Rydberg Bull. Torr. Bot. Club xxvi, 541. Stems about 

 a foot high, strict, light green : leaves terete or slightly flattened, the low- 

 est ones short : cauline except the upper one often a foot long, all with 

 conspicuous scarious sheaths : heads in a contracted panicle, brown and 

 shining, 2-8-flowered : perianth-segments subequal, about 2 lines long, 

 narrowly lanceolate, acute or acuminate, stamens 6; anthers longer than 

 the filaments: capsule dark browd and shining, oblong, acuminate, 

 3-angled. In wet meadows about the base of Mount Adams, Washington. 



J. brachyphyllus Weigand Bull. Torr. Bot. Club xxvii, 519. Stems 

 stiff, erect and very stout, 20-30 inches high, slightly compressed, very 

 conspicuously grooved: leaves short, j^-K tne length of the stem, the 

 blade, usually broad and flat but rather thick, stiff and spreading, about a 

 line wide ; sheaths loose and mostly free, with membranous margins ; 

 ligule conspicuous: inflorescence short and crowded: perianth-segments 

 1% lines long, slightly unequal, subulate, very acute: anthers oblong, 

 about as long as the filaments : capsule rather narrowly oblong, triangular 

 above, obtuse or retuse, equalling the perianth, 3-celled: seeds oblong, 

 strongly apiculate at each end. Idaho to Arkansas. 



J. latifolius Buch. Stems 15-36 inches high, from creeping rootstocks: 

 leaves flat, about a line wide, pale green, shorter than the sheaths, with 



