THE AGAVES OF LOWER CALIFORNIA. 65 
Plate 54.—Agave Brandegeei. 1, Spine and basal prickles of the 
type (Cape region mountains, Brandegee, Sept. 20, 1899), in the 
Garden herbarium. 2, Prickles and flowers of the same collection in 
the herbarium of the University of California. 
Plate 55.—Agave margaritae. Type (Magdalena Island, Brandegee, 
Jan. 14, 1889), in the University of California herbarium. 
Plate 56.—Agave margaritae. 1, Flowers, from the type sheet. 2, 
End of branch of fruiting panicle (Magdalena Island, Rose, 16316), in 
the National Herbarium. 
Plate 57.—Agave connochaetodon. Spines, prickles and fruit of the 
type (Sta. Maria Bay, Rose, 16261), in the National Herbarium. 
Plate 58.—Agave Roseana. Type (Espiritu Santo, Rose, 16854), in 
the National Herbarium. 
Plate 59.—Agave Roseana. Details, from the type sheet. 
Plate 60.—Agave Roseana. Leaf and flower details (La Paz, Bran- 
degee, Apr. 14, 1892), from material in the herbarium of the Univer- 
sity of California. 
Plate 61.—Agave avellanidens. Type (Paraiso, Brandegee, 6, May 1, 
1889), in the herbarium of the University of California. 
Plate 62.—Agave avellanidens. Details, from the type sheet. 
Plate 63.—Agave subsimplex. Type (Seal Island, Rose, 16811), in 
the National Herbarium. 
Plate 64.—Agave subsimplex. Details, from the type sheet. 
Plate 65.—Agave Nelsoni. Habit of growth in a characteristic 
Idria association. Enlarged from a photograph by E. A. Goldman: 
published by permission of the Bureau of Biological Survey of the 
United States Department of Agriculture. About %o natural size. 
Plate 66.—Agave Nelsoni. Type (San Fernando, Nelson & Gold- 
man, 7111), in the National Herbarium. 
Plate 67.—Agave Nelsoni. 1, Details, from the type sheet. 2, 
Leaf-tip and flowers of the more oblong-leaved larger-flowered form 
(Onyx, Nelson & Goldman, 7117), in the National Herbarium. 
Plate 68.—Agave Datylio. 1, Leaves (La Paz, Rose, 16540), in the 
National Herbarium,—x %. 2, Details, from the same sheet. 
Plate 69.—Agave Datylio. 1, Pedicels and flowers (La Paz, Bran- 
degee, 1899). 2, Flowers and, apparently undeveloped, capsules (San 
Pedro, Brandegee, 581). Both from the herbarium of the University 
of California, 
Plate 70.—Agave verans. Brandegee collections of 1889, in the Uni- 
versity of California herbarium. 
Plate 71.—Agave vexans. Details, from the preceding. 
Plate 72.—Agave vexans. Details, from the type sheet, in the 
National Herbarium. 
