—_— 
56 MISSOURI BOTANICAL GARDEN. 
Specimens examined :—Carmen Island (Rose, 16639, 
April 3, 1911,—the type). 
‘AGAVE SOBRIA Brandegee, Proc. Cal. Acad. ii. 2: 207. 1889: 
Gard. & For. 3: 106. 
Habit? Acauleseent. Leaves smooth, glaucous, lanceolate, 60 cm. 
long: spine?,— said not to be decurrent: prickles chestnut, rather 
dull and glaucous, usually 20-80 mm. apart, 8-10 mm. long, narrowly 
triangular, variously curved, sometimes a little lunately widened onto 
the tops of low fleshy prominences between which the margin is 
straight or concave. Inflorescence not over 5 m. high, the upper third 
paniculate. Flowers light greenish yellow, 45-50 mm. long: ovary 
20-25 mm. long, fusiform-oblong; tube cup-shaped, 5 mm. deep: seg- 
ments oblong, 4 20-22 mm., much exceeding the tube and about as 
long as the ovary; filaments inserted nearly in the throat, 40-45 mm. 
long, about twice as long as the segments. Capsules brown, broadly 
oblong, 20-55 mm., scarcely stipitate or beaked: seeds? 
East-central Lower California, north from Comondu.— 
Sobria,—not given to alcohol, it being reputed of no use for 
the preparation of mezcal.—Map (N). Pl. 50, 61. 
Specimens examined -—Comondu mesas (Brandegee, 2, 
Mar. 23, 1889,—the type). San Esteban (?Brandegee, Apr. 
17, 1889). Cardon Grande (?Brandegee, Apr. 22, 1889). 
—The last two numbers, without leaf-material, have flowers 
and capsules of this rather than the associated A. cerulata. 
Agave affinis Trelease. 
2? Agave sp. Brandegee, Proc. Cal. Acad. ii, 2% 208. 1889. 
Habit? Leaves scabrous, glaucous, gray-green, triangular-oblong, 
becoming channeled near the end, about 5 50cm.: spine dull, light 
brown to ashen or nearly white, compressed-acicular, gently some- 
what undulate, 2-3 30-50 mm., slit-grooved toward the base, long- 
decurrent; prickles similarly colored, 10-20, 30 or even 40 mm. apart, 
5-7 mm. long, narrowly triangular, nearly straight, somewhat 
lunately widened onto the tops of fleshy prominences between which 
the margin is more or less concave. Inflorescence paniculate with 
short branches: pedicels thick, less than 5mm. long. Flowers? 
Capsules light brown, oblong, 15-20 x 40-50 mm., stipitate and beaked; 
seeds? 
Eastern Lower California.—A ffinis,—related to, because of 
sts resemblances to A. sobria, from which, so far as known, 
it differs mainly in its rough leaves, lighter brown prickles 
