3- Re palustris (L.) Bess. Bienniel, erect, 30-60 om. 
branching, glabrous throughout or sparingly hispid on the stems 
leaves lyrate, 5=8 om. long, narrowed to a petiole about half t 
of the blade} cauline leaves sessile, auricled, elliptical or obla 
in outline, 4-15 om. long, 
deeply pinnatifid, the simses rounded, broad, those toward ¢ 
the lobes irregularly serrate-dentate; flowers numerous in te 
yellowish} sepals thin, 2 mm. long; petals scarcely as long, 
ascending or Spreading on slender pedicels 3<8 mme long, 5-8 mm. 
———e ee 
ent style 1 mn. long, the stigma 2-lobed, broader + 
= > p 
mMe in diameter. yap 
Muddy lake shores and stream bottoms and in marshy places; frequent. 
var. hispida (Desv.) Rydb. Similar, more or less hispid, or nearly 
Slabrous, the pods elliptical or subglobose, 3=3.5 mm. long. 
mo ——? Distribution similar to the type. 
length 
nceolate 
he apex shallower, | 
rminal panicles, | 
obovate; pods 3 
long, 1.5-2.5 © 
mnie broad, oblong or subclavate, curving lightly, cfs 2 obtuse, the persist- | 
the style; seeds .7 a 
— 
—_ 
Se ee 
