THE AGAVES OF LOWER CALIFORNIA. 57 
and more beaked and stipitate capsules—Map (O). PI. 
52, 58. 
Specimens examined:—Head of Concepcion Bay (Rose, 
16676, Apr. 5, 1911.—the type). 
Possibly the nondescript A. scaberrima and the erroneously 
named A. Diguetii belong here rather than under A. desertt. 
Agave Brandegeei Trelease. 
? Agave sp. Brandegee, Proc. Cal. Acad. ii. 3% 227, no. 728. 
Habit? Leaves smooth, grayish yellow-green, lanceolate, gradually 
acute, about 10 < 60 em.: spine stoutly conical-awl-shaped, recurving, 
glossy, red-brown, 4 20 mm., involutely grooved to above the middle, 
decurrent for about its own length: prickles chestnut, firm and rather 
glossy, about 10 mm. apart, 2 mm. long, gently upcurved or occasion- 
ally hooked, obliquely deltoid, their bases 4 mm. wide, the intervening 
margin straight. Inflorescence paniculate; pedicels scarcely 5 mm. 
long. Flowers apparently yellow, 45 mm. long: ovary 5X 25-30 mm., 
fusiform: segments 312-15 mm., much longer than the tube but 
less than half aslong as the ovary: filaments inserted nearly in the 
throat, 30-40 mm. long, two or three times as long as the segments. 
Fruit? 
Southern Lower California —Brandegeei,—T. S. Brande- 
gee, an extensive collector and excellent student of many 
plants of widely separated parts of arid North America.— 
Map (P). Pl. 54. 
Specimens examined:—Cape region mountains (Brande- 
gee, Sept. 20, 1899,—the type). San Jose del Cabo (Purpus, 
Jan.-March. 1901).—Both collections are intermixed with 
flowers of A. promontorii. 
AGAVE MARGARITAE Brandegee, Proc. Cal. Acad. iil. 23; 206. 
pl. 10. 1889.— Franceschi, Gard. & For. 8: 228.—Kew 
= Hand List Tend. Monocot. 115. —Rose in Bailey, Cyclop. 
spitos cic. Leaves green, dull, glaucous and trans- 
versely banded, ‘essentially smooth, nearly round to obovate-oblance- 
olate, acuminate, openly concave, channeled toward the end, 6-10 X 
12-20 cm., rather openly spreading: spine from chestnut becoming 
dull gray, acicular, slightly wavy, 3>< 25 mm., round-grooved below 
the middle, decurrent for its own length or less: prickles similarly col- 
ored, about 10 mm. apart, 6-8 mm. long, narrowly triangular, pre- 
