506 
45 ENGELMANN—CUSCUTA. ra0sy 
or other plants, sometimes also on shrubs; from Virginia, 
Rugel! Sullivant & Gray! to the Carolinas, Schweinitz! 
Bose! Beyrich! Curtis! Taveml and to Florida, Rugel! nro. 
400, a. & b. 
The western form, with shorter lobes of the less distinctly 
pec Poet i Se — oo ate by me as var. mi- 
firm. 
+ Var. 6. verrucosa; C. verrucosa, Engelm.! 1. c. p. 341, t. 
6, f. 25; DC. Prod. IX. 461. —Calyx shorter than the cam- 
me often on Petalostemon, but also on other prairie plants : 
xas, Drummond! III. 247; Lindheimer! 127; N 
Mexico, Berlandier! 2457, to San Luis Potosi, the same! 
and Parras, Gregg !_Lindheimer’s nro. 473 is an interme- 
diate form between this and var. penta, gond, mixed with a few 
specimens of the following. 
AC Var. y. PUBESCENS: pedicels and all parts of the flower 
or only — and the capsu ng papillose-pubescent.— 
° 
as 
a 
=) 
—-* and — e of — cens. 
caLycina: inflo si eS often more ete: 
art, (C. en dist 
under this ee differ somewhat from this variety by 
stouter and, in fruit, subulate styles; Gardner’s specimens 
have also a smaller caly 
1 and cymes ; styles —_—, pr gene. 
as ha or longer than ovary ; withered corolla remaining a f cap- 
sule or enveloping it. 
42. C. TRICHOSTYLA, n. sp.: caule angen bracteis ova- 
tis obtusis ; floribus breviter pedicellatis n cymulas ramosas 
subglobosas congestis ; calycis eupulati ie ad basin divisi 
