216 BOTAIST. 



acute, a half shorter ; upper lip of the small dull-white corolla 2-lobed, about 

 equaling the palate ; capsule globose, 1-2" in diameter, somewhat oblique, 

 terminated by the short straight and very slender style ; seed deeply reticu- 

 lated. — Flowers 2-3" long. Approaching nearest to A. vagans, Gray, which, 

 however, has the flowers and fruit twice larger, the capsule more oblong and 

 pointed, the persistent style long and deflexed, the petioles considerably 

 shorter and the corolla more saccate. Collected by Stretch in Washoe Valley, 

 and not rare in the dry valleys of Western Nevada from the Washoe to the 

 Shoshone Mountains ; also found on Stansbury Island in Salt Lake. Plate 

 XXI. Fig. 1. A well developed plant; natural size. Fig. 2. Corolla. 

 Fig. 3. Lower lip of corolla, and stamens. Fig. 4. Calyx ; all enlarged 

 four diameters. Fig. 5. A portion of the stem of A. vagans, Grray ; taken 

 from a Californian specimen, (192 Bridges,) and rather more glandular-hairy 

 than the usual form. (767.) 



ScROPHULAEiA NODOSA, L. From Florida to Canada and throughout 

 the Eastern States ; Arkansas, Colorado, and from California to Washington 

 Territory. In the West Humboldt Mountains and Humboldt Pass, Nevada, 

 and in the Wahsatch ; 5-6,000 feet altitude ; June-October. Like all western 

 specimens, these are somewhat glandular-pubescent throughout and especially 

 in the panicle, the leaves truncate or hastate and very coarsely toothed at base, 

 and the calyx-lobes short and triangular-ovate. (768.) 



CoLLiNSiA PAEVIFLOEA, Dougl. From Lake Superior to Lake Winnipeg 

 and the Saskatchewan ; from Washington Territory to Middle California ; 

 Colorado and New Mexico, (Ives.) Frequent throughout Nevada and in the 

 Wahsatch; 4-8,000 feet altitude; May-August. Stems becoming decum- 

 bently branched, 3-18' long. (769.) 



Pentstemon Menziesii, Hook. Gray's Revis. Pentst., Proc. Amer Acad., 

 6. 59. Suifruticose and much branched, glabrous or minutely puberulent ; 

 leaves thick, rather small, (1' or less in length,) elliptical with a narrowed 

 base or obovate-oblong, serrate, dentate; peduncles usually 1 -flowered ; 

 sepals lanceolate, or from ovate to acuminate-lanceolate ; corolla violet or pur- 

 ple, 1' long, somewhat bilabiate, the throat dilated ; anther-cells divergent, 

 more or less adnate above, dehiscent the whole length and becoming ex- 

 panded, very woolly ; sterile filament strongly bearded or nearly naked.— 

 Rocky Mountains of British America, (latitude 51°,) and southward in the 



