TERTIARY PLANTS FROIM VENEZUELA BERRY 355 



This rather large and coarse form was described originally from 

 Santa Ana, Colombia, and has since been recorded from Leiva, 

 Colombia; Oaxaca, Mexico; and Costa Rica. 



OccuiTence. — Palmarejo, District of Mara ; Zapayari-El Plan 

 Road, about 1^ kilometers south of Rio Grande (a doubtful speci- 

 men). District of Bolivar, State of Zulia. 



Genus PERSEA Gaertner fils 



PERSEA CORIACEA Engelhardt 



Persea coriacea Engelhakdt, Abh. Senck. Naturf. Ges., vol. 19, p. 26, pi. 6, 

 figs. 3, 4, 1895.— Beeey, Proc. U. S. Nat. Mus., vol. 75, art. 24, p. 9, pi. 5, 

 fig. 3, 1929. 



Another large and coarse lauraceous leaf, distinguished with diffi- 

 culty from Nectandra areolata. It was described originally from 

 Santa Ana, Colombia, and has since been recorded from Leiva and 

 the De Mares Concession of that country. 



Occurrence. — El Mene, District of Acosta, State of Falcon. 



PERSEA species 



Similar to P. coriacea from El Mene in Venezuela and from Santa 

 Ana and Leiva, Colombia, but somewhat less coarse, with more 

 numerous secondaries. 



Occurrence. — Palmarejo, District of Mara; La Victoria-Catanaja 

 Road, about 2l^ kilometers north of La Victoria, District of Mi- 

 randa, State of Zulia. 



Order Myrtales 

 Family COMBRETACEAE 



Genus COMBRETUM Linnaeus 



COMBRETUM STEPHENSONI, new species 



Figure 31, d 



Leaves broadly elliptical or elliptical-ovate. Tip rounded. Base 

 broadly cuneate to rounded. Margins entire. Texture coriaceous. 

 Length about 11 cm. Maximum width about 6.5 cm. Petiole missing. 

 Mid vein mediumly stout, channeled on upper surface, prominent on 

 lower surface. Secondaries mediumly stout, numerous, mostly alter- 

 nate, somewhat irregidarly spaced; they diverge from mid vein at 

 wide angles, are regularly curved and subparallel, and are campto- 

 drome in marginal region. Tertiaries mostly percurrent, especially 

 over short distances, mostly immersed in the leaf substance. 



