ENGELMANN—NORTH AM. SPECIES OF JuNcUS. 479 
where it grows with several forms of J. Canadensis,” C. £. 
Smith, Hb. n. 91; also at Quakerbridge, C. #. Parker; flow- 
ering in August and in fruit in September.—An interesting 
and well a species closely allied with the last 
ones, with which it has in common the longer inner sepals 
and the tailed seeds, distinguished from ae by its rough 
and leaves, its lar. e flowers with 6 lar stamens, and 
its Seal dark seeds with (usually) purplish "tails —Rongh- 
ness is a rare character in the gen neus, which d no- 
ticed only in th uth American J. unth, and the 
are smooth and only the flowers rough (see " parts 
of this plant are very rigid, the stems 13-3! feet. high, the 
panicle 2 or 3-6 or 7 inches long, less in expansion ; fruit- 
heads 4-6 — in diameter se with 3-5, sometimes only 
with 2 flowers; flowers 2} lines long or Sori capsule equal- 
ing or Moos excee ting: the iid he and sharp pointed green 
or darkish tipped sepals; outer sepals indistinctly 5- nerved, 
47, J. Mertensianus, Bong. Veg. 8 ines " Mem. Ac. St. 
Petersb., ser. 6, vol. 2 (1833), 167, ex Kun h, 1. ce. 361: cauli- 
. 
late obovatam obtusam mucronatam equantibus seu super- 
antibus; antheris oblongis seu oblongo-linearibus sxpissime 
mucronatis filamentum squantibus seu eo una peaiaracn stylo 
quam ovarium obtusum plerumque breviore ; ae es us ob- 
Bor. Am. 2, 191; Grav i in Pl. Hall & Ha rb. 1. ¢ 
Var. puniculatus : caule elatiore (ultra aiy vagi- 
nis vix auriculatis; capitulis ng minoribus (10-15-foris) in 
paniculam marae He m dispos 
From the islands of the okwen coast, Sitcha, Mer- 
