$13 
49 _ ENGELMANN—CUSCUTA.. [499] 
capillary ; ovary small, usually globose; capsule enveloped 
by the corolla; seeds often solitary, subglobose e, slightly com- 
pressed, eee hooked, 0.5-0.6 line lon 
The different specimens examined var ry considerably i in the 
shape and ‘Tength of the calyx, the proportion of the laciniz 
to the tube, the length of the filaments, the indication of 
scales, the length of the styles and even the shape of the 
ov 
. BREVIFLORA: flowers scarcely more anit 1 lne 
long, on short pedicels; lacinie rather longer 3; an- 
thers, filaments and styles short; seeds several te a 
in fields, H : 
Var. 8. GRACILIFLORA: flowers slender, ri at lines long ; 
calyx often mae tagt tube of corolla; laciniz as long as 
the tube, very na ; filaments often short, or as long or 
longer thea the ea anthers, styles as long or much 
lowers shan ovary.—California, Douglas! Fremont! 506; 
Bi 
eg LONGILOBA : Flowers 2-2} lines long; calyx usually 
cael to the tube, rarely shorter, sometimes longer; laciniz 
slender, sometimes twice the length of the tube; subulate 
filaments as long or longer than the oblong-linear anthers ; 
styles very long “and slender. -——California, principally, as it ap- 
pears, on the coast of the southern a: of the State and 
commonly on some species of Hriogonum: Sta. Barbara, 
a San Diego, Thurber! 570 & 633; New ! 
x Vv . 6. APICULATA: corolla somew what granulate, ovary 
and anode capsule conic, apiculate; otherwise very simi- 
lar to the last—On the Colorado, Bigelow! ! in Febru 
SC Var. ¢. ? sQUAMIGERA: flowers 2-25 lines long, on pedi- 
cels shorter than the flower, or even the calyx, in rather crowd- 
ed subglobose clusters; lobes of calyx lanceolate, acumi- 
nate, as ‘long ¢ as the open, funnel-shaped tube of the corolla ; 
lacinie lanceolate, as long as the tube, at last spreading ; an- 
thers oblong-linear, cordate at base, on very short filaments ; 
scales spatulate, fringed: each than the tube, incurved ; 
styles as long as the varium ; capsule apiculate, 
1-seeded, lower half cai be the tube of the co 
The more densely clustered flowers, the presence of Sais 
and the acute ovarium would seem to specifically distinguish 
this form, but the last mentioned variety appears to unite it 
with the common form ; perhaps it et to be classed with 
the next species.—Saline soil on 9 o Virgen, Utah, on 
Suceda, J. Gems! in Hb. Mus. Pari 
§ 2. Oxycarpee. 
Flowers subsessile, or pedicelled; sepals united ; 5 yee and capsule 
thickened iio s the apex, usually more or less coni 
