84 BOTANY. 
NEGuNDO ACEROIDES, Mcench.—Santa Fé, N. Mex., along water-courses 
at 7,044 feet altitude. (20.) Arizona and Utah. 
ANACARDIACEZ. 
Ravs virens, Lindh. (Pl. Lindh. 2, p. 159 ).—Shrub, 4-6° high, with 
bark much resembling Kalmia latifolia ; leaflets (in my specimens) 3-5, 
rigidly coriaceous, inzquilateral (terminal one largest), entire and under 
surface thickly sprinkled with black dots; sepals and subtending bracts 
tinged with red, petals white, flowers in a thyrsoid panicle, which is shorter 
than the leaves; ‘drupe red, hairy, putamen lenticular and smooth.” Rocky 
-ledges on east side of Santa Rita Mountain, Arizona, at 5,700 feet altitude. 
(645.) Resembling in all respects the specimens obtained by the Mexican 
Boundary Survey, save that in the Boundary specimens there are 7-9 
leaflets. 
Ruus evasra, L.—Chiricahua Agency, Arizona, at an altitude of 5,310 
feet. (533.) Utah. 
Ruus aromatica, Ait., var. TRILOBATA, Gray. (Rhus trilobata, Nutt.) — 
(203.) Willow Spring, Ariz. Utah. | 
Ruus inteGrirouia, Benth. & Hook. (Styphonia, Nutt.\—A small, 
much branching tree, with oval, obtuse, entire leaves, which are 1’ or more 
long, petioles 4” long; sepals and petals reddish; hairy drupes the size of 
apea. Arizona. I have not seen specimens. 
Ruus Tox ox, L.—Willow Spring, Ariz., at 7,195 feet alti- 
tude. (254.) 
LEGUMINOS2. 
By SERENO WATSON. 
SUBORDER I. PAPILIONACEA. Flowers irregular, perfect. Perigynous disk lining 
the bottom of the campanulate or tubular 5-cleft or toothed calyx and bear- 
ing the petals and stamens. Petals 5 (rarely fewer), imbricated, the upper 
one larger and exterior. Stamens 10 (rarely 5), diadelphous (9 and 1), or 
monadelphous, or rarely distinct. Seeds without albumen. Radicle inflexed. 
Leaves simple or simply compound. 
I. Stamens distinct. 
* Leaves digitately 3-foliolate ; stipules conspicuous: pod flat, 2-valved. 
THERMOPSIS. Perennial herb. Flowers yellow, racemose. Pod linear, 
straight, several-seeded. 
