214 BOTANICAL GAZETTE. [ August, 
? 
plains of W. Texas, was found there, being the only locality 
where I observed it in all our trip. I must not fail to mention 
the aljorita bush (Berberis trifoliata), very abundant in these 
regions, and whose berries, either raw or cooked, are really good. 
The Mexicans and settlers use them extensively. 
leptophylla. I noticed in a common Texan plant ((Enothera 
serrulata, var. spinulosa), whose flowers in the north and west are 
uniformly yellow, that here the stigmas were jet black, while a 
little further south the throat of the corolla also shared in this 
striking color, 
The 3d of June we reached the Guadalupe, and the vegetation 
n to change. In the valley, Tetragonotheca Texana, Ber- 
landiera Texana, Pentstemon Wrightii (mostly in seed); on the 
rocky bluffs, Eupatorium ageratifolium and Ptelea angustifolia 
(in fruit); on the banks of the river, Aspidium patens, and, in 
rocky shades, Asplenium parvulum. 
the top, Onosmodium Bejariense (in seed), Streptanthus bractea- 
_ tus, Verbesina Wrightii; and on exposed flat rocks, the graceful 
Erythrea calycosa, var. nana. 
a aee ng Bandera the live oaks grow to an enormous size, 
