L. vestitus, Nutt. Slender: stems winglese: flowers pale rose or violet.
L. palustris, L. Leaflets 2-4 pairs, linear: flowers few, purplish, small.
L. litoralis, Endl. Densely silky: a small terminal leaflet: pod hairy.
L. Nevadensis, Watson. Slender: standard purplish; wings and keel yellowish.
\
48 ROSACEA,


1 L. Torreyi, Gr. Acute leaflets 6 lines long: purplish flowers solitary.
14. CERCIS, Linnzus.
©. occidentals, Torr. Small standard enclosed by the wings: pods red.
ROSACER.
* Shrubs or Trees.
a. Flowers white, 3 lines or more across: carpels 1-5, distinct.
Carpel 1, becoming a drupe (like a cherry or plum).......... seagaswseesedeiceeseees DL
Carpels 5 (or often wanting), stamens 15: racemes drooping: cherry-like........+e+00+ 2
Carpels 2-5, becoming inflated, usually reddening: stamens 20 or more........- pipaldreie! 3a
Carpels 5, hairy: leaves bipinnate, leaflets minute: panicles leafy.......... Bheceeee eee 8
Carpel 1, becoming an akene: low shrub: leaves tripinnate............00eeeee cee eeee 9
b. Flowers white, 2 lines broad or less, in dense panicles: carpels 1 to 12.
Stamens 20 or more: flowers in plumose panicles: leaves large, lobed....... i staieieiei siete’ 6
Stamens 10-15: evergreen leaves 2-4 lines long: panicles erect............0- ap@ere vee 18
c. lowers rose-color or pale purple, small: carpels 5, distinct. ........00-e0eceeeeeeee 3


d. Flowers 8 lines or more across: carpels 2-6, enclosed by the fleshy cernanbe forming an
inferior ovary (partly inferior in 24).
