47) 
T ENGELMANN—CUSCUTA. [457] 
ulate, large or small; but their ee or “er donot afford 
onc a and consta nt characters in this 
spatniate or truncate, more or less crenate or : Hinbriats scale. 
owards the base the scales are always “adnate in the mid- 
eir bases usually connect with one another, 
forming apres ye arches 
scales are wanting: C. grandi- 
flora and te. pe sre Mee South America, hy alina of 
Asia, C. Californica, and C. Sandwichiana. in “0 Cali- 
Jornica the inverted arch alone is aha entire or fringed ; 
in the par I find no trace of scales at all 
These scales are evidently lateral eiibeieeinad of the lower 
(attached) part of the filamange, perha aps of the character of 
a eee as Prof. A. Braun suggests; or they are a sort of sta- 
ineal crown, attached as base to te corolla, but not a du- 
plication of the 
riety wi 
tion of species, fast 48 as they ish the most important char- 
acters for the distinction of the sections. The walls of the 
0 
ance, as the same species sometimes occurs with short or with 
long styles, yer as the styles, included at first, often become 
