(213 ) 
Purshiana of Northern California was in use 
among them as a purge. There also was a be- 
lief that the infusion of the bark, if the branch 
was scraped towards the top, would act as an 
emetic. 
An infuso-decoct. of the leaves is one of the 
most reliable remedies against fresh cases of 
the eczema caused by poison oak. 
2. Ceanothus L. 
CaLirornia LiLac. CHAPPARAL. 
Calyx-tube hemispherical, concave; margin 
petaloid. Petals unguiculate; margin cucul- 
late. Ovary half immersed into the disc; 
style 3-cleft. Fruit a 3-seeded capsule with 
base embraced by the calyx tube, dehiscent at 
the inner angle of the cells. Leaves simple.— b. 
1. C. Tayrstrtorus Eschsch. Leaves all al- 
ternate, 3-nerved from their base; flowers in 
dense, compound racemes, blue, fragrant.— 
Common. Summer. 
2. ©. penratus Torr. & Gray. Leaves all 
alternate, frequently faseicled, 3-nerved from 
the base; flowers in small fascicles on naked, 
terminal peduncles, blue.—Tamalpais. Sum- 
mer. 
3. (©. Divaricatus Nutt. Leaves all alter- 
nate, 38-nerved from their base; flowers in 
racemes, pale; branches spinose.—Niles. Liv- 
‘ermore. Summer. 
