226 MR. GEYER’S ROCKY MOUNTAIN PLANTS. 
HALORAGES, Br. 
1. Callitriche autumnalis, L. C. linearis, Ph. C. aquatica, 
y. Engl. Bot. t. 722, (right-hand figure.) 
Has. Pools in low meadows along rivulets, valley of Upper 
Clooks or Flathead River, Upper Oregon. (n. 109.) 
2. C. terrestris, DC.—Hook. Fl. Bor. Am. 1. p. 217. C. bre- 
vifolia, Ph. 
Has. Mixed with Galium trifidum. (n. 200.) 
LoasezÆ, Juss. 
E Retina ornata, Nutt. Gen. Am. 1. p. 297. Mentzelia 
ornata, Torr. et Gr. Am. 1. p. 534. Bartonia decapetala, 
Sims, Bot. Mag. t. 1487. Bartonia lævicaulis, Dough: in 
Hook. Fl. Bor. Am. 1. p. 221. t. 69. 
Has. Cataracts at Spoken River, abundant, and 2-3 feet — 
high ; also on sandy declivities of the mountains of the 
= same district, and there low, and covered with sand for half 
_ itsheight. It i is, too, sparingly scattered over the undu- 
. lated Prairie region, between Spokan and Levis Rivers, in 
. ravines. July, Sept. (n. 451.) petal 
_ The leaves of this species are very RE more or. 
: acuminated at the apex, and in the lobes; the young 
flowers have the floral leaves often densely crowded. about 
~ the calyx, which afterwards become distant by the elo 
= of. the peduncle, — Douglas. description. of the 
of the B. 
