APPENDIX D.—BOTANY. 
ODESMIA JuNcEA, Don; Hook., Fl. Bor. Amer. 1, p. 295.— 
bury’s Island, Salt Lake, June 23. The heads in our speci- 
ns are quite as large as in Z. grandiflora, Captain Stansbury 
"ates that the flowers are purple, 
Mazacorurrx soncnomes, Torr. and Gray, Fl. 2, p. 486.—Shore 
of the Salt Lake, and on Carrington’s Island, wane 30. The 
pappus is decidedly double in this species. The outer series con- 
sists of five sen nearly glabrous, and somewhat petal bristles; 
the inner of about fifteen scabrous capillary bristles, which are 
-eaducous, and separate in a ring. I have seen the same character 
‘in two or thrée other species. Dr. Gray, in his Plante Fendleri- 
ane, ®. 113, No. 453,) says that he noticed in “M. sonchoides, 
M. teri, and especially in M. Californica, that two (opposite) 
bristles e: the pappus are naked, instead of barbellate, and rather 
stronger and less desiduous than the others.” In MM. sonchoides 
I believe the outer series always consists of five bristles; but in 
‘some species they are variable in Pa and in others are entirely 
Creris acuminata, Nutt. 1. ¢.; Torr. and Gray, Fl, 2, 489.— 
Stansbury’s Island, Salt Lake, June 23, re, is the tallest of our 
indigenous species of Crepis. Sqme of our specimens are about 
_ three feet high. The radical leaves utd the petioles) are : 
more than a foot in length. | 
# Plate VII.  Crepis acuminata, of the natural size. Fig. 1, a 
i | separate flower magnified, as are the following. Fig. 2, an achelitus 
_ with its pappus. Pig. 3, one of the hairs of the pappus. 
ae: Tnoxniox cuspipatum, Pursh, Fl. 2, p. 742.—Valley of the 
- Salt Lake, 
©. minigta, Dougl. in Hook. Fl. Bor. Amer. 1. e.—With the a 
os 
ng. 
A, Pursh, Fl. 2, p. 7838—Weber River. 
ON GRANDrFLorum, Nutt. in Fras. Catal, 1813.—On 
ver. 
“ GLomeratum, D C. Prodr. 10, 
