200 RHAMNACEA. 
8. Ceanothus mocinianus, DC. Prodr. ii. - P. 32; Calques des Dess. Fl. Mex. 176. 
Mexico. 
9. Ceanothus pauciflorus, DC. ‘Prodr. ii. p. 33; Calques des Dess. Fl. Mex. 175. 
MEXIco. 
7. SAGERETIA. 
Sayeretia, Brongn. in Ann. Sc. Nat. x. p. 359, t. 13. fig. 2; Benth. et Hook. Gen. Plant. i. p. 379. 
About ten shrubby species, inhabiting Central and Southern Asia and North 
America. 
1. Sageretia elegans, Brongn. in Ann. Sc. Nat. x. p. 359. 
Rhamnus elegans, H. B. K. . 
Soura Mexico, Vera Cruz ( Galeotti, 3014; Linden, 730).—CotomBia; Peru. Hb. 
Kew. - 
2. Sageretia michauxii, Brongn. Monog. p. 53; Gray, Gen. Ill. ii. t. 266. 
Rhamnus minutiflorus, Michx. 
Fioripa; New Mexico to—NortH Mexico, Santa Cruz, Sonora (Wright); Souru 
Mexico, without habitat (Parkinson). Hb. Kew. 
_ 8. Sageretia, sp. 
Sourn Mexico, road to Valladolid (Graham, 127). Hb. Kew. 
8. COLUBRINA. 
Colubrina, L. C. Rich. ex Brongn. in Ann. Sc. Nat. x. p. 368, t. 15. fig. 83; Benth. et Hook. 
Gen. Plant. i. p. 379. 
There are about twelve shrubby species known, chiefly natives of Tropical and 
Temperate North America. One has a wide distribution in the Tropical and Sub- 
tropical regions of the Old World. 
1. Colubrina alamani, DC. Prodr. ii. p. 31. 
Ceanothus alamani, Schl. 
SoutH Mexico, Papantla (Sobiede & Deppe), Tampico (Berlandier). Hb. Kew. 
2. Colubrina celtidifolia, Schl. in Linnea, xv. p. 471. 
Ceanothus celtidifolius, Ch. et Schl. in Linnea, v. p. 602. 
Souts Mexico, Jalapa (Schiede & Deppe). Ub. Kew. 
8. Colubrina ehrenbergii, Schl. in Linnea, xv. p. 469. 
Sours Mexico, between Ajuntas and Las Verdosas, and between Amojoque and El 
Puente de Dios (Lhrenberg). 
4, Colubrina glomerata, Hemsley. 
Rhamnus glomeratus, Hook. in Benth. Pl. Hartw. p. 9. 
Sout Mexico, near Real del Monte, a at 5000 feet ( Galeotti, 333), Zacatecas (Hartweg). 
Hb. Kew. 
