JCNCTi JTTNCACE^ 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. Tor reyl 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, thickl abruptly divergent from the ^tem : inflorescence 

 congested, consisting of 1-20 dense heads 5-8 lines in diam^^er : perianth- 

 segments 2-2>^ lines lone, subulate, the outer longest: stamens 6: capsule 

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

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

 acute at each end. Oregon to California, Texas and Nc^w Yqrk. 



J. Oregauns Watson Froc. Am. Acad, xxiii, 267. Stems numerous, 

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

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

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

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

 CTonate, 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 ec[ualling the stem ; the ligule conspicuous, some- 

 times elongated and leaf-like: heads subglobose, usually2or3, very many- 

 flowered: perianth-segments greenish brown, narrowly lanceolate and 

 setaceouslv acuminate, 1^4 lines long; stamens 3, with anthers much shorter 

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

 obtuse, aplculate, l-celled : seeds very small. In wet places southwestern 

 Oregon to California, 



J. Nevadensls Watson I. c. xiv, 303. Stems very elender, 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 irath^r many, in a 

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

 late, acuminate, 2 lines long: stamens 6; anthers linear, lopger 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 Wasnington to California and Nevada. 



J. Snksdorni Bydberg Bull. Torr. Bot. Club ^xvi, 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 sheatbs : 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. 



■f. brachyphyllas Weigand Bull. Torr. Bot. Club xxvii, 519. Stems 

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

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

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

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

 ligale conspicuous: inflorescence short and crowded: perianth-segments 

 2>^ lines long, slightly unequal, subulate, very acute: anthers oblong, 

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

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

 strongly apiculate at each end. Idaho to Arkansas. 



Ji latifolius Buch. Stems 16-36 inches high, from creeping rootstocks: 

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



