162 Robinson and Greenman—NMexican Plants. 
an inch in diameter: bracts ovate, obtuse, reticulated, glandular- 
pubescent upon both surfaces and ciliate, thin, pale, and sub- 
hartaceous, the lowest ovate; the upper more elliptic, 4 to 6 
lines long, half as broad : flowers shortly pedicellate, 34 lines 
densely pubescent above, paler and tomentose beneath, crenulate- 
h inflo 
serrulate, short petiolate: rescences terminal on the branches, 
cent externally: fruit pear-shaped.—Collecte C. ringle, 
on dry limestone hills, Las Hoyas Cafion, Oaxaca, altitude 5,000 
eet, ovember, 1894 (No. 6021); and by Nelson, s!X 
not 
7 lines long, externally glabrous, pubescent in the throat, purple. 
—Collected by E. W. Nelson, six mile 
