CATALOGUE. 
53 
Northern New Mexico ; reported also from Oregon. Found only on the foot- 
hills of the Wahsatch in Salt Lake Valley. (217.) 
Rhus Toxicodendron, L. From Florida to the Rocky Mountains of 
New Mexico, and northward to Canada and the Saskatchewan ; also on ^It. 
Hood and the Blue Mountains of Oregon, (Douglas.) Found only in the 
Wahsatch and on Antelope Island, Salt Lake; 5,000 feet aUitudc. (218.) 
Rhus aromatica, Ait., Var. trilobata. Gray. (R. trlMafa, Nutt.) 
Leaves small, rarely exceeding 1' in length, usually glahrons ; leaflets lohed, 
the divisions entire or sparingly crenate. — Growing in dense leafy clumps, 
3-6° high, and having a heavy disagrccahle odor. It is the i)ivva]ent 
western form, extending from Western Texas to Soullicrii Caliloi iiia, and 
throughout the Rocky Mountains to tlie Upper I\Iisso(iri. Found on <lie 
foot-hills around Salt Lake Valley and at the norlh base ofl lie Raft River 
Mountains, Utah. (219.) 
LEGUMINOSiE. 
Thermopsis fabacea, DC., Var. Montana, Gray. (S. montann, Null.) 
Somewhat silky-pubescent; leaflets (1-3' long) lanceolate, cuneat(; a1 l)as.>; 
stipules oblong-ovate, equahng or exceeding the petioles ; legumes (2-3' long) 
linear, erect, nearly straight, somewhat silky, al)out 10-sccded.— Stems numer- 
ous, branched, 1-2° high. S. macrophylla is apparently quite distinct. From 
Southern California to New Mexico, and northward in the mountains to the 
Columbia. On stream banks in Nevada and Utah, rather rare and usually 
solitary ; 5-6,000 feet altitude ; J une-xlugust. (220.) 
LUPINUS PUSILLUS, Pursh. Annual, low, very hirsute l)ranrhin- from the 
base; leaflets 3-7, (more usually 5,) obovate-lanceolate, Jiarrowr.l at thn hasr, 
rather obtuse, smoother above; racemes spicate, usually shoH-i.r.iunric.l ; 
flowers alternate; bracts iH'rsistent; calyx .-hrartrolat., th. upj.rr hp 
2-toothed, shorter than the obscurrly 3-tooth.-<i Iou.m- our; h'-uinrs hn>u1.-, 
about 2-seeded; seeds orbicular, flatten.d.-Strn.s 3^ !)' hid. ; nw.nw. niu-u 
on very short peduncles, 1-2' long; llow.rs lid.t-l>h..s nvim.^s ...,n;.hn,^ ih.- 
keel; legumes f' long; seeds lJ-2" in dianu't.-r. Fnun N. w M.xu o an.l 
Arizona to the Platte, California, and WashiuLdon T.rntory. loun.l n. the. 
vallevs of Western Nevada; 5,000 feet allit...lr ; May, dune. (221.) 
LUPINUS brevicaulis. Annual, hirsuir: ^I.mhs v. ry short (1-2' h.d. ;) 
leaflets 5-8, (usually 7,) obovate, narrow.-.l at h.. . vrry ol>tuse or rrtuM-; 
