68 BOTANY. 
stipe, obovate; style longer than the ovary. »_(Tore. Fremont’s Report, 
p- 311.) Nevada. 
PoLANISIA UNIGLANDULOSA, DC.—Loew. New Mexico. 
PoLaNisIA GRAVEOLENS, Raf—Upper Arkansas Valley, Colorado 
(760); also New Mexico. 
VIOLACEA. 
Viota Canavensis, L.—Western New Mexico, Valle Grande, Loew, 
1873, and Apex, Colorado. (77 and 78.) 
Vioxa cantina, L.—Colorado and Nevada. (75.) 
Vioua cucuLuata, Ait.—Western New Mexico, at 6,500 feet altitude. 
Viota Nurratyy, Pursh—Colorado, near Denver. (76.) Nevada. 
BIXINE AS. 
Aeoas Scnerpeana, Planch. (Pl. Wright. 1, tab. 3, and 2, tab. 
12).—Glabrous or nearly so, 1° high, leaves on long petioles, orbicular in 
outline, 7-9-parted, with the lobes obovate, cuneate at base and sharply 
serrate toward the top; capsule 1’ long and nearly as broad, moderately 
inflated ; seeds curved and minutely roughened with short, scattering hairs ; 
flowers deep orange, with brownish markings in the centre. Sanoita Valley, 
Arizona. Altitude, 5,500 feet. (647 and 640 ) 
POLYGALEZ. 
PotyGaLa aLBa, Nutt—Perennial, with several slender virgate stems 
ascending from the same root, smoothish, 1° high; leaves linear to oblan- 
ceolais, sessile or barely petioled, margins slightly revolute ; stem leafy half 
to the summit; flowers deciduous, leaving the rachis roughened after 
their fall, white; wings of the calyx rounded, about as long as the corolla; 
seed with caruncle extended into two ear-like lobes nearly as long as the 
seed. Willow Spring, Ariz. Altitude, 7,195 feet. (207.) 
2 ipdewoxia, Moc. et Sess. in DC. Prod. ii, p. 638.—Flowers hermaphrodite. Sepals 5, imbri- 
cated, deciduous. Petals 5, large, contorted-imbricated. Stamens many, inserted upon the glandless 
receptacle; anthers linear, bivalved, with short confluent lines of dehiscence under the apex. Ovar ry 
perfectly 3-celled ; placentas united in the centre, ovules many; style simple, stigma minutely denticu- 
late; endocarp membranous, separating into 3 valves alternating with those of the epicarp. Seeds obo- 
void, straight or incurved, smooth, testa bony, surrounded by a loose exterior membrane; cotyledons 
, curved, or with an incurved hook.—BrentHamM & HooKER ; 
