§. Boisduvallia Spach. 
Erect annuals with alternate sessile leaves, flowers axillary, not 
conspicuous. »%epals 4, the calyx ‘tube prolonged above the Ovarye Petals 
4, 2-lobed, rose-purple, violaceous or rarely white, Stamens 8, those 
opposite the vetals shorter, all fertile, Stigma 4-lobed,. Capsule 
tavering, not angled or flattened, 4-chambered, opening by 4-valves,. 
Seeds without a commie 
o Leaves 1-1.5 cm, long; capsuie 6-8 mm, long {. Be glabella 
~ Leaves 5-5 cm. longs; capsule about 1 cm, long 2. Be ‘salicina 
le Be glabella (Nutt.) Walp. Stems 10-20 cm, tall, branching chiefly 
at the base, arcuate-ascending, rather thinly crisp-pubescent throughout; 
leaves opposite below, alternate above, narrowly ovate, 1-1.5 cm. long, 
5-7 mm, wide, rounded at the base, the margins entire or remotely 
denticulate; flovers sessile, the calvx 1,5 mm, long, the lobes equal 
to the tube, acute; petals exceeding the calvx by scarcely more than 1 
mn., deenly incised; cansule 6-8 mm, long, spreading outwards, lightly 
curved, nubescent, tapering; seeds ovate-lanceolate 1.2 mm. long, 
f 
Dried soil of fields. iioscow, Henderson; Christ 1312. 
2e Be salicina Rydb. Stems crect, 30-50 cm, tall, softly pubescent 
throughout with short spreading hairs; leaves opposite below, alternate 
above, narrowly lanceolate-oblong, v-5 cm, long, 4-8 mm, wide, narrowed 
at the base, acute, the margins entire or remotely toothed; flowers 
sessile, the calyx 5 mm, long with lobes equal to the tube, acute; petals 
exceeding the calyx by 1-1-5 mn., deenly incised; capsule about 1 cm. 
long, erect, lightly curved, pubescent, tavering somewhat at the apex; 
seeds eS mm, lons, ovate-flattened, smooth, 
Low ground. —— > 
Paradise Cre, .oscow, iienderson; N, Fork Voeur d'Alene k,, Leiberg 1528, 
208 
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4 
4 
} 
5 
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