* 
ENGELMANN—NORTH AM. SPECIES OF JUNCUS. 457 
* fo ee Sg nore ~ Meyer himself should have 
her His original specimens 
may fies ao exhibited oa pe blir excrescences, so that 
he could not mention them in his description of this species, 
while he wer allude to similar ones in yr account of his J. pa- 
radoxus; iagnosis is so short that he doves not even 
mention the unusually small auahes of flowers, 
rhizoma is whitish and slender, often almost — 
fe ometimes more crowded, 
a 
slender and almost terete, not flattened, stems, 4 or 6 to o 18 or 
20 inches high; leaves slender, almost setaceous, panied 
press tt: sand ee knotted. The panicle shows 
“fr : 
,a n 
length of 4° or 6 inches, with about the same diameter, the 
few slender spreading or ee br nas peer the dis- 
tant flowers on one side. owers are green, with a 
reddish tinge, especially on the i inner maially bane 1.0-1.3 
asin long, and generally single; sepals obtuse, sometimes 
cronate, or, rarely, the outer ones acutish; these are gene- 
— broadly oval and obtu omen ph the length 
f the outer sepals, anthers “always onger n filaments, 
sashes scarcely twice as long, in others fully four t times 
their length. Style Whose than the acuminate ovary. e 
capsule ought not to have been described as a 7 
(copying him) La Harpe did, as triquetro-ovata mucrona 
it is rather, as Gray has it, taper beaked, ad i is " coxtipletaly 
one-celled, the lateral placente: occupying en the lowest 
third or fourth part of the commissure of the eeds 
0.25 line long, delicately but distinctly petietilnte, aree trans- 
versely lineo late. 
I cannot distinguish Dr. Chapman’s J. abortivus from the 
cate plant except by the not essential characters given 
bove; the flowers are absolutely identical, and fruit I have 
ith some hesitation I add J. subtilis as a procumbent or 
floating variety with short internodes, and short leaves which 
bear leaf-buds in their axils. In American collections this 
exactly like those of J. pelocarpus, and there is, notwithstand- 
the different habit, nothing in it that would specifically 
distinguish it, except the smaller number of stamens, and the 
