of 
7. Clarkia Pursh, i 
Erect annual, the stems brittle, often with exfoliating flaky 
epidermis, the leaves alternate, Flowers showy, in racemes, Sepals 
4, remaining united except alonz one suture and at the base; calyx 
tube prolonged above the ovarye Petals rose€-purple, 4, narrowed at 
r 
Aon Las oe hint 2 
the base toa narrow Clawe “tamens 4, with 4 alternate staminodia, 
Style 4-lobed at the summit, Cansule 4-angled, 4-chambered, opening 
by 4-valves. Secds angled, 
oO Petals deeply three-lobed; only the margins of the flattened 
4 avex of the seed papillose I. Ce pulchella 
o Petals entire; surface of both flattened avnex 
4 and base of seed vanillose 2. C. rhomboidea 
1. C, oulchella Pursh, A showy graceful herb 0-40 cm. tall, simple or 
branching above; leaves sessile, linear, 3-5 om, long, 2-5 mm, wide, 
puberulent, entire; racemes leafy, the buds nodding, on pedicels 5={4 mn, 
long, incressing to 5-6 mm, in Truits; cal 12-15 ma. long, reflexed in 
os 6 
flower, puberulent; petals rose=purple, 15-30 mm, long, deeply 3-lobed 
in the upper part, the lobes 5-8 mn, long, attenuate below to a toothed 
clews; stamens rose color, 10 mm, long; stigmas white, prominent; Capsules 
ascending or erect, 4-angled, scarcely 2 mm, in diameter, puberulent, 1.5-2 
cm. long; seeds brown, 1 :m, long, the margins of the flattened apex and 
and the sutre crowned with a row of papillae, 
rrequent at lower elevations in dry ground on outcrovs or pravelly 
Slopes, and alonr roacways, Type coll, by Lewis on Clearwater Re 
