CYCADACEA. 195 
Zamia serrulata et Zamia caracasana, Lodd. Cat. ex Miq. in Linnea, xix. p. 425. 
Zamia mexicana, Miq. Prodr. Cycad. pp. 13, 25 ; DC. Prodr. xvi. 2, p. 543, et Zamia terrestris, Hort. 
Mexico.—? Caracas. Hort. Kew. 
11. Zamia leiboldii, Mig. in Linn. xix. p. 427. 
Zamia leiboldi, v. y. angustifolia, Regel, Gartenfl. p. 6, t. 929. 
Zamia loddigesii, 8. leiboldii, DC. Prodr. xvi. 2, p. 541. 
Zamia cylindrica, Liebm. ic. ined. in Herb. Haun, et Zamia eriolepis, Hort. 
SoutH Mexico, Colipa (Liebmann). Hb. Haun. 
12. Zamia spartea, A. DC. Prodr. xvi. 2, p. 539. 
Mexico, Acayuca; GuateMaLA, Vera Paz, Chimalapa (ex A. De Candolle). 
13. Zamia cycadifolia, Dyer, n. sp. 
Folia lete virentia, jugo-pinnata ; petiolo levi vel sparsim aculeato, triquetro, glaberrimo ; foliolis 
utroque latere ad 8, chartaceis, linearibus, 5-8 pollicibus longis, 4 pollice latis, apicem versus 
sensim attenuatis, basi angustatis, utrinque integerrimis, apice interdum obsolete denticulatis, 
obtusiusculis, supra nitidis, 18-nerviis—Zamia cycadifolia, Hort. Par. 
Mexico (Bourgeau). Wb. Haun. 
Possibly only a more robust form of Zamia spartea, from which it appears to differ 
in its broader, more numerously veined leaflets. It also approaches Zamia tenuis, which 
appears to be indigenous to the Bahamas. 
14. ?Zamia media, Jacq. Hort. Schonbr. tt. 397, 398; DC. Prodr. xvi. 2, p. 542. 
*Mexico. I refer to this species with some doubt a plant collected by Liebmann at 
La Isleta and Maloapam.—Sr. Domineo. 
15. Zamia lawsoniana, Dyer, n.sp. (Tab. LXXXIV.) 
Folia glabra, rhachi trigona supra foliola in mucronem tenuem producta, foliolis alternis utroque 
latere pluribus quam 25, longe lineari-lanceolatis, leviter curvulis, rigide coriaceis, ad 9 pollices 
longis, 4 pollice latis, basi paullo abrupte angustatis articulatis, apicem versus sensim acumi- 
natis, a medio spinuloso-serrulatis, marginibus siccitate recurvis, densinerviis. Strobilus mas 
longe pedunculatus, ovoideo-cylindricus, obtusissime acuminatus, ad 23 pollices longus, pollice 
diametro, squamis hexagonis, transverse latioribus, facie externa depressa, cinereo-tomentosis 
pedunculo strobilo quadruplo longiore, floccoso-tomentoso. 
Mexico, Oaxaca (209 in Herb. Fielding). Hb. Oxon. 
EXPLANATION OF TAB. LXXXIV. 
Fig. 1, upper portion of leaf; 2, male cone; 3 and 4, upper and lower view of antheriferous scale, 
both enlarged. 
[Lepidozamia peroffskyana, Reg. in Bull. Soc. Nat. Mosc. 1857, pp. 182, 184, cum ic. 
xylogr., et t. 4. figg. 20, 21 (Macrozamia perowskiana, Miq.), is an Australian species, 
to which a Mexican origin can only have been attributed (DC. Prodr. xvi. 2, p. 547) 
by some error in labelling in the St.-Petersburg Botanic Garden. | 
2¢2 
