AGAVE. 175 



Hab. Probably Mexico. Flowered in 1879 with Dr. Todaro at the Palermo 

 Botanic Garden. 



Group 5. — Americans. 



35. A. cucuLLATA Lcmaire ; Jacobi, Monogr. 89. — Acaiilescent. 

 Leaves about 20 in a dense rosette, oblong- spathulate, very 

 glaucous, 4-4^ in. long, 3 in. broad, the pungent end-spine ^ in. 

 long, the close horny deltoid-cuspidate teeth ^ in. long. 

 Inflorescence unknown. 



Hab. Mexico, introduced into cultivation by Verscbaffelt about 1860. 

 Perhaps only a dwarf variety of A. Scolymiis. A. Simsii, Crouclieri and 

 rotiindifolia, Hort. are closely allied forms. 



36. A. (FAUKjave) megalacantha Hemsl. Diag. iii. 55; Biol. 

 Cent. Amer iii. t. 88 a. — Leaves oblong, 4 in. long, 3 in. broad, 

 with a pungent end-spine above an inch long and 5-6 very 

 large prickles on each side with a horny deltoid-cuspidate apex. 

 Flower If in. long ; tube very short ; segments lanceolate, yellow, 

 f in. long. Filaments 1-1^ in. long. 



Hab. Mexico, at Pedregat, near the city of Mexico. Bourgeau 1020 his ! 

 Collected during the French expedition of 1863 — 1866. 



37. A. [Eiiagave) Seemanniana Jacobi, Nacht. 29. — Acaulescent. 

 Leaves about 20 in a rosette, oblong-spathulate, 6-9 in. long, 

 3-3|- in. broad at the middle, narrowed to 2 in. above the base, 

 shghtly glaucous, the face flat except near the tip, the dark brown 

 pncgent end-spine |- in. long, the teeth small, moderately close, 

 deltoid-cuspidate, decurved. Peduncle with panicle reaching a 

 length of 6 ft. 



Hab. Guatemala, introduced into cultivation by Dr. Seemann through Mr. 

 W. Bull in 1868. 



38. A. [EucKjave) Paeryi, Engelm. Notes, 23. — Acaulescent. 

 Leaves 20-30 in a rosette, oblong-spathulate, 10-12 in. long, 

 3-3f in. broad at the middle, narrowed to 2|- in. above the base, 

 the brown pungent end-spine an inch long, the slender brown horny 

 teeth not more than ^ in. long in the upper part of the blade. 

 Peduncle 8-12 ft. long. Panicle about 3 ft. long. Flower 2 in. 

 long ; tube broadly funnel-shaped, ^ in. long ; segments lanceolate, 

 f in. long. Stamens more than twice as long as the segments. 

 Capsule oblong-trigonous, If in. long. 



Hab. Arizona and New Mexico, discovered by Lieut. Emory in 1816. 

 Distributed in European gardens by Dr. Engelmann in 1868 from seeds 

 Gathered by Dr. Parry. Flowered at the Missouri Garden in 1879. 



39. A. (Enaf/ave) Wislizeni Engelm. Notes 32. A. scabra 

 Salmdyck in Bonpland. vii. 89. — Acaulescent. Leaves about 30 in 

 a rosette, oblong, a foot long, 3-5 in. broad at the middle, very 

 rigid, very glaucous, the end-spine hard and pungent, shortly 

 decurrent, the subdistant middle-sized spines deltoid-cuspidate, 

 straight or hooked. Peduncle with panicle reaching 10-12 feet. 

 Flower 2-|- in. long ; tube short, obconic ; segments yellowish, f in. 

 long. Stamens more than twice as long as the segments. Capsule 

 2 in. long. 



Hab. Northern Mexico; province of Chihuahua, &c., Palmer 13101 

 Pringle 22 I Discovered by Dr. Wislizenus in 1847. 



