Beenie D.— BOTANY. 
a flower-bud. Fig 8,6 iter ‘bd “6p Fig. 6, a petal. Fig. 
7, plan of the flower. Fig. 8, a pistil. Fig. 9, front view of the - = 
style and stigma. Fig. 10, side view of the same. Fig. 11, a ae 
 ¢arpel of the natural size. Fig. 12, the same magnified. Fig. 13, . 
; behind, 
Fig. 15, longitudinal section of a ripe carpel, showing the erect 
- Fig. 16, transverse section of the same. All the figures 
except No. 1 are more or less magnified. 
Sprrea pumosa, Nutt. Mss.; Hook. Lond. Jour. Bot. 6, P 217; 
Gray, Pl. Fendl. p. 40. S. diacatene Torr. in Ann, Lye. N. York, vs 
2, p- 195; not of Pursh—Stansbury’s Island, Salt lgks, Fl. ; 
June 26. e 
Plate IV. Spiraea dumosa; a branch of the natural size. Fig. ae 
= 1, the fructiferous calyx. Fig. 2, a carpel. Fig. 3, the same ; 
eS: laid open. 
S. OPULIFOLIA, var. PaUCcIFLORA, Torr. and Gr. Fl. 1, p. 414.— a 
Summit of a mountain on Stansbury’s Island, Salt Lake. Fl. June : 
26. A tall, much branched shrub, with leaves scarcely more than 
half an inch in diameter, 
CEnornerA casprrosa, Nutt—Shore and islands of the Salt os 
Lake. May and June. Usually acaulescent, but sometimes throw- og 
ing up a branching stem about six inches high. The flower is 
from two to three inches in diameter, white and @. . 
montana, of Nuttall, is hardly distinct from this species, and 
perhaps CE marginata shoul ee 
: _ &. scaromea, Nutt. in Torr. and Gr. Fl. 1, p. 506.—Western 
. shore of the Salt Lake. Fl. and fr. May. 
. CE. ausrcavxis, Nutt.; Torr. and Gr. Fl. p. 495.—Islagds of 
: the Salt Lake. Fi. June. Stem about a foot high; the flowers 
small, white, and inodorous, 
GayorHyruM RAMoSISsIMUM, Torr. and Gr. Fl. 1, p. 513— 
Antelope Island, Salt Lake. Stem about eighteen inches high, 
with very slender branches, and flowers even smaller than in Mr. 
Nuttall’s specimen of this plant. ‘The ape roe ic feie te 
long as the ripe pod. a 
a MentzEL1a ORNATA, Torr. and Gr. and Gray, PL soma p. at. a 
ornata, Nu ' the Salt 1 In our speci- : 
