40 Contributions to Western Botany. 
16. B. purpurascens Gray Am. Jour. Sci. 2 15 321. At 
least the branches very glandular; lower leaves oval to oblong, 
obtuse, glabrous; upper linear-lanceolate, peduncled; panicles 
with five to eight-flowered clusters; bracts purple and very vis- 
cid, enveloping the fruit, tardily deciduous; calyx purplish, bell- 
shaped, 14” long, equaling the fruit; stamens 3; fruit obovate, 
glabrous, ribs prominent, narrow. Arizuna and Texas. 
17. B. erecta L. Sp. Pl. 3. Leaves generally minutely 
black-dotted, broadly ovate, obtuse, margin sinuous, paler be- 
neath; panicle very open; bracts minute; mature cluste:s 2-5 
flowered; stamens 2; fruit scarcely pediceled; about 2” long, 
smooth, truncate, rugulose between the ribs. Western Texas to 
Florida and West Indias. 
4A2B2C. Perennials. 
18. B.ramulosa n.sp. Tallperennial, very widely spreadiug 
and above diffusely cymose-panicied, the filiform peduncles 1-2’ 
long and branching at the top into 3-4 very short (1-4” long), 
subumbellate rays which have 3-5 flowers on the ends on very 
minute but evident pedicels; leaves nearly oval to ovate, the 
lower about 1’ long, acute to obtuse, the lower cordate and the 
upper cuneate at base, gradually reduced to minute and subulate 
bracts above, leathery, smooth, whiter below, petioles slender, 
6-12” long; whole plant minutely pubescent throughout, also 
glandular above; flowers small; fruit oblong-obovate, rounded at 
tip and tapering at base, about 1” long, 5-ribbed, the broad inter- 
spaces plane, hispid-glandular throughout. No. 4194 Jones, El 
Paso, Texas, Sept. 11, 1884. See Fia. 
19. B. hirsuta Willd. Phyt.1. Hirsute and glaudular, as 
to stems and petioles at least; leaves ovate, acutish, rounded at 
base, margins undulate; petioles short; panicle loose and divari- 
eate; flowers nearly sessile, in small clusters, at the ends of 
slender peduncles; bractlets minute; calyx red, 1” long; stameus 
3; fruit 1-2” long, clavate, obtuse, glandular. Western Texas. 
20. B. obtusifolia Lam. Til. 1 10. (B. viscosa, Lag.) Mi- 
