COLLECTED IN THE UPPER MISSOURI, ETC. 297 
2. Monarda aristata, Nutt.—Benth. Lab. p. 318. 
Han. Plains of the Upper Platte, in denuded gravelly situations, with 
Gaura coccinea. July. n. 91. 
1. Monardella odoratissima, Benth.—Hook. Fl. Bor. Am. vol. ii. p. 113. 
Has. Stony islands and cataracts of Kooskooskie. Odour like He- 
deoma pulegioides. July. n.468. 
1. Hedeoma Drummondii, Benth. Lab. p. 368. 
Has. Gravelly slopes of the high banks of Upper Platte. Flowers 
pale blue. June. x. 124. 
l. Scutellaria galericulata, L.-—Hook. Fl. Bor. Am. vol. ii. p. 114, 
var. floribus majoribus. 
Has. Stony declivities and valley of Kooskooskie River. June. x. 381. 
1. Lophanthus wrticæfolius, Benth.—Hook. Fl. Bor. Am. vol. ii. p. 115. 
Has. Thickets in rocky places, Upper Oregon. July. n.87. 
1. Dracocephalum parvifforum, Nutt.—Hook. Fl. Bor. Am. vol. ii. 
p. 115. 
Has. Neglected fields of the Spokan Indians. September. x. 533. 
1. Physostegia Virginiana, Benth.— Hook. Fl. Bor. Am. vol. ii. p. 116. 
Has. Fertile inundated meadows, Upper Oregon. August. 2. 585. 
1. Stachys aspera, Mich.—Hook. Fl. Bor. Am. vol. ii. p. 116. 
Has. Moist springy meadows and in thickets, plains of Tshimakeine, 
Spokan country. July. x. 433. 
OROBANCHEA, Juss. 
1. Orobanche Zudoviciana, Nutt.——Hook, Fl. Bor. Am. vol. ii. p. 92. 
Phelipea, Reut. in De Cand. 
Has. On roots of “ Psoralea verrucosa,” in the high drift sand desert _ 
at the mouth of Lewis and Walla-Walla Rivers. September. z. 650. 
On the roots of “ Artemisia tridentata,” in the desert of Missouri. - 
Whole plant violet-colour. August. 5.514. A stunted and ill- 
developed specimen. e. 
2. Orobanche Pinorum, Gey. MS. 
Has. Top of the high mountains near St. Joseph, Cœur d’Aleine 
country, growing on the roots of Abies balsaminea. June. n.445. 
This very distinct-looking species has only undeveloped flowers, and 
it is impossible to form a specific character from them. In my speci- - 
mens the stem is nearly a foot high, thick and scaly below, gradually 
tapering to a very slender extremity, beset with numerous branches or - 
