(389 ) 
Specimens examined: Morongo Canyon, Parish 2979; Signal 
Mountain, Abrams 3170, and Dec. 29, 1907; San Felipe, Parry, 
FABACEAE. Pea Famity. 
Leaves palmately foliate. 
Flowers solitary. 1. Xylothermia, 
Flowers racemose. 2. Lupinus. 
Leaves unequally or equally pinnate or rarely entire. 
Flowers umbellate or solitary. 3. Syrmatium, 
Flowers in spikes or racemes, not umbellate. 
Herbage glandular-dotted. 
taal racemose; wings and keel wanting. 4. Amorpha, 
Flowers spicate or racemose; petals all present. 5. Parosela. 
ites not glandular-dotted. 6. Oln 
I. XYLOTHERMIA. Srincaree-BusH. 
Twigs and leaves green and siamaas puberulent. 1. X. montana 
Twigs and leaves canescent 1a. X. montana tomentosa. 
I. XYLOTHERMIA MONTANA (Nutt.) Greene, Pittonia 2: 188 
Pickeringia montana Nutt. in Torr. & Gray, Fl. N. Am. 1: 389. 
1840. 
Type locality: Po of the mountains in the vicinity of 
St. Barbara, California 
Distribution: Tends off the coast of southern California, and 
on the mainland in the chaparral of the Coast Ranges from the 
vicinity of Santa Barbara, northward to Sonoma County, and in 
the Sierra Nevada at least as far north as Mariposa County. 
Upper Sonoran. 
Specimens examined: Santa CruzIsland, Brandegee; La Cumbre 
Peak, Santa Ynez Mountains, Abrams 4320. 
1a. X¥YLOTHERMIA MONTANA TOMENTOSA Abrams, Bull. Torrey 
lub 34: 263. 1907. 
Type locality: “Near El Nido, San Diego County.” 
Distribution: In the chaparral from the San Bernardino Moun- 
tains southward to near the National Boundary, and probably 
extending along the western slopes of the mountains of northern 
Lower California. Upper Sonoran. 
