225 
3, Ee oblanceolatum Rydb. Stems 40-100 cm. tall, 
branching in the upper parts, finely appressed puberulent;wrtt-ferking 
hee, basal leaves soon withering, those on the stems oblanceolate, 4-10 
ome long, 6-12 mm. wide, sudentire or shallowly denticulate, sessile, clothed 
like the stems; inflorescence emple, branched, at length 30-50 ome long, the 
branches angled; sepals 6-7 mn. long, ovate, blunt; petals bright yellow, 
[5-18 mm. long; pods variable on the same plant, 3.57 cm. long, about 1.5 
“me thick, ascending, ashy with closely pressed forked hairs, on pedicels 8-10 
mme long; styles 1-1.5 mn. long. —> (Cheirinia oblanceolata Rydb.), 
Lake Coeur d'Alene, Epling and Houck 10081. 
Hesperis matronalis L. Similar to srysimum but having purple flowers; 
pods linear, 4-8 cme long. An occasional escape from cultivation, but 
appearing native.e—Pritchard, pling and Putnan. 
