66 HISTOIRE DES PLANTES. 
4. Ceratozamia AD. Br.! — Flores Zamiæ; strobili mascul 
oblongo-cylindracei squamis valvatim juxtapositis, c-seriatim super- 
positis, breviter stipitatis, obovato- v. 4-drato-cuneatis, subtus 
loculis polliniferis sessilibus late ellipsoideis obtectis ; vertice stenl 
complanato angustato in cornua lateralia pungentia 2 desinente, 
Strobili fæminei majoris crassiorisque squamæ superpositæ, oe-seriatæ 
peltatæ; stipite crasso; pelta complanata magna sub-4-ovata; mar: 
ginibus rotundatis; vertice transverse 6-gono medio in carinam 
transversam 2-cornutam contracto; cornubus lateralibus pungentibus: 
Flores fæminei ad basin peltæ utrinque stipitis solitarii sessiles, 
oblique reversi. Fructus ovoidei (majusculi). — Truncus cylindraceus 
erectus, simplex v. basi furcatus proliferusve, petiolorum et prophyÿl- 
lorum basibus persistentibus obtectus; foliis subverticillatis simul 
provenientibus, longe petiolatis, pinnatis; petiolo basi subvaginante; 
rhachi elongata; foliolis elongatis, basi lata sessilibus lineari-lanceola- 
tis, integris v. ad apicem denticulatis, parallele œ-nerviis; vernationt 
imbricativa stricta. (Mexicum?.) 
9. Encephalartos LEHM.® — Flores fere Zamiæ?; strobili mas 
culi ovoidei, oblongi v. cylindracei, squamis imbricatis, co-seriatis, 
late v. elongato-cuneatis crassis, sæpe rugosis, subtus loculis pol- 
liniferis ovoideis opertis, apice sterili angustato prismatico-truncalo 
plus minus decurvis. Strobili fæminei oblongi v. ellipsoidei erassi 
squamæ ©, peltatæ, c-seriatim imbricatæ; stipite gracili; pella 
reniformi crassa, basi utrinque incrassata‘ ibique 2-florifera, vertice 
_Jato sub-3-gona, prismatica v. convexa lanuginosa ; germinibus 
 ovoideis sessilibus, apice perviis, deorsum spectantibus. Frucits 
oblongi v. ellipsoidei. — Arbores; trunco cylindraceo v. ad mediun 
tumido, prophyllis petiolorumque basibus persistentibus  obteclo; 
foliis subverticillatis simul provenientibus® patenti-recurvis, petiolalis 
lineari-oblongis?, pinnatis; foliolis sessilibus rigidis, oc-jugis, inle” 
gris, SpInOSIS V. Spinuloso-dentatis lineato-nervosis, crasse cori- 
cels, vernalione rectis; infimis sæpe spinescentibus ; petiolo bas! 
1. In Ann. sc. nat., sér. 3, V,7,t.1 (part).  n. 705. — A. DC., Prodr., XVI, 11, 50, 
— A. DG., Prodr., XVL, I, 546.— B.H.,Gen.,  B.H., Gen., 111, 445, n. 4. — Ercubey 106 
Il, 446, n. 7. — Eicu., loc. cit., 23. — Dipsa- 2 fie 14 ” 
ere LEH., in Lindl. Veg. Kingd., 295. 4. Cujus potius (F. MuELL.) esset subgenu 
= Spec. 5, 6. REG., in Act. H. petrop., 1V, 5. Uno post alterum in £. brachyphyllo £ | 
3 : H.) ; folioli i i-tortis. : : 
3. Pugill., NI, 9, t. 1-5. — Enpz., Gen. 2 Cube rue Vi nl v. gau#| 
