a4, Sieversia Willd. Whiskered Avense 
Low perennial herbs with pe®aemeacontberootehoeberend basal pinnately 
divided leaves, usually with smaller segments alternating with the larger o 
and rather conspicuous stipules. Flowers smeg,, SOlitary or few in a corymb. | 
Calyx 5-parted, the sepals alternating with sepal-like appendages, the oaleae 
tube shallowly campanulate. Petals 5, yellowishe Stamens numerous, seated on 
en in of the calyx-tube. Pistils numerous, the styles plumose, elongate | 
in fruit.) Fruit a tailed achene. | 
1. Se ciliata (Purshx) G. Don. An igtiewetinawikt ashy-green plant with several’ 
leaves arising from a stout hairy rootstock covered with old leaf-bases, var-) 
jable in size and aspect, 10-50 cm. long, oblanceolate in outline, 5-5 cme 
proad, pinnately divided into numemis rhomboidal leaflets, 1.5-3 cm. long, thi 
uppermost confluent, the lower distinct and sessile, smaller, all mimtely | 
glandular and sparsely hirsute, irregularly 3-lobed, the lobes again incised, 
the ultimate segments lanceolate, 3-6 mn. long, rather obtuse, the petiole abg 
half as long as the blade; flowering stems 2-3, branching only in the inflore} 
cence, 15-40 om. tall, elongating to as much as 60 cm. long in fruit, finely | 
