AGAVE. 171 



Hab. Probably Mexico. Described by Dr. Todaro in 1878, from a plant 

 that flowered near Palermo. Named after Archbishop Haynald. 



21. A. Gheisbreghtii L em aire ; Jacobi, Monogr. 42.— Acaule- 

 scent. Leaves 30-60 in a dense rosette, lanceolate-spathulate, 

 rigid, bright glossy green, not vittate, 9-12 in. long, 2^-3 in. broad 

 at the middle, narrowed to 2-2^ in. above the dilated base, the 

 pungent end-spine -|- in. long, the back not striated with green lines, 

 the border red-brown till a late-stage, the copious irregular lanceo- 

 late-deltoid teeth ^-^ in. long. Inflorescence unknown. 



Var. A. KoHANii Jacobi, Monogr. 43. — Leaves about |- ft. long, 

 deader green, vittate down the face. 



Var. A. Leguayana Hort. — Leaves a foot long, 1^ in. broad at 

 the middle, with a narrower edge. 



Hab. Mexico, sent by Gheisbreght in 1862 to Verschaffelt. 



22. A. Peacogkii Croucher in Gard. Chron. 1873, 1400, tab. 283. 

 — Acaulescent. Leaves 40-60 in a rosette, rigid, oblanceolate- 

 spathulate, 9-12 in. long, 2 in. broad above the middle, narrowed 

 to 1^ in. above the dilated base, dull green, with a pale central 

 band down the face, the pungent end-spine an inch long, the 

 moderately broad continuous horny border at first red-brown, then 

 grey, the large subdistant deltoid-cuspidate prickles ^-^ in. long. 

 Inflorescence unknown. 



Hab. Central Mexico ; Province of Tehuacan, imported by Roezl. De- 

 scribed from a jDlant seen at Mr. J. T. Peacock's in November, 1872. 



23. A. [LitUca) horrida Lemaire; Jacobi, Monogr. 43; Baker 

 in Bot. Mag. t. 6511. A. Desmetiana and Eer/eliaua Hort. — 

 Acaulescent. Leaves 30-50 in a dense rosette, rigid, lanceolate- 

 spathulate, 9-12 in. long, lf-2 in. broad at the middle, bright 

 green, not vittate, the pungent end-spine f-1 in. long, the margin 

 furnished with a continuous broad grey border, with copious large 

 deltoid-cuspidate teeth ^-f in. long. Peduncle stout, 3-4 times as 

 long as the leaves ; bract-leaves copious, subulate, squarrose. 

 Spike very dense, as long as the peduncle. Flowers If in. long ; 

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

 green, as long as the ovary. Stamens under three times the length 

 of the segments. 



Var. MACRODONTA Baker in Gard. Chron. 1877, 623. — Leaves 

 50-60, broader than in the type (2i in.). Spines larger. 



Var. MicRACANTHA Baker in Gard. Chron. /,. c. fig. 98. A. r/randi- 

 dentata Jacobi, Monogr. 207. — Border of the leaf narrower, and 

 spines smaller than in the typical form. A. Morganii Hort. differs 

 from this by its larger teeth. 



Var. A. GiLBEYi Hort.; Gard. Chron. 1873, 1305, fig. 270; 

 1877, fig. 101 ; Kegel, Gartenfl. 1874, 89, with woodcut. — Leaves 

 about 30, not more than 3-4 in. long, 2 in. broad at the middle, 

 dark green, with a pale stripe down the centre, the border as broad 

 as in the type, with 3-4 large spines on each side. — Introduced by 

 Eoezl from Tehuacan. 



Var. A. TRIANGULARIS Jacobi in K. Koch Wocheu. 1869, 178. — 

 Leaves obovate, glaucous grey, about 4 in. long by 3 in. broad, the 

 border very broad, the teeth very large and curved. 



