STANDLEY TREES AND SHRUBS OF MEXICO. 615 



8. Croton meissneri Muell. Arg. in DC. Prodr. 15': 665. 1866. 

 Known only from the type locality, near Orizaba, Veracruz. 



Stems low, perhaps herbaceous; leaves oblong-obovate, 1.5 to 2.5 cm. long, 

 obtuse, coarsely serrate, stellate-pubescent. 



9. Croton liebmanni Muell. Arg. in DC. Prodr. 15': 665. 1866. 

 Known only from the type locality, near Santiago, Araathxn, Oaxaca. 

 Leaves long-petiolate, 4 to 8 cm. long, long-acuminate, biglandular at base ; 



racemes slender, 5 to 6 mm. long ; capsule 6 mm. long. 



10. Croton stipulaceus H. B. K. Nov. Gen. & Sp. 2: 85. 1817. 



Valley of Mexico to Oaxaca ; type collected near the City of Mexico. 



Leaves long-petiolate, cordate-ovate, 6 to 10 cm. long, acuminate, denticulate, 

 densely stellate-tomentose ; racemes dense, many-flowered ; capsule 9 mm. long. 

 " Sangre de drago " (HumJjolclt). 



The species is unknown to the writer. 



11. Croton suberosus H. B. K. Nov. Gen. & Sp. 2: 86. 1817. 

 Known only from the type locality, Acapulco, Guerrero. 



Branches with corky fissured bark ; leaves short-petiolate, 3 to 8 cm. long and 

 nearly as broad, stellate-tomentose, shallowly cordate at ba.se; racemes dense, 

 3 to 3.5 cm. long. 



Known to the writer only from the description, which is strongly suggestive 

 of C. cladotricMis Muell. Arg. 



12. Croton grewiaefolius Muell. Arg. Tiinnaea 34: 87. 1865. 

 Known only fi-om the type locality, near the city of Oaxaca. 



Leaves long-petiolate, rhombic-lanceolate, 5 to 8 cm. long, acuminate, acute 

 at base, dentate, stellate-pubescent ; racemes elongate. 



13. Croton gossy-piifolius Vahl, Symb. Bot. 2: 98. 1791. 



Reported from Oaxaca. Central America, northern South America, and 

 West Indies ; type from Trinidad. 



Shrub or tree, sometimes 15 meters high, copiously stellate-tomentose ; leaves 

 cordate-ovate, often 30 cm. long, acute or acuminate ; flowers in very long 

 stout racemes. "Targua" (Costa Rica) ; "sangre de drago" (Venezuela). 



It is ratlier doubtful whether this species actually occurs in Mexico. 



14. Croton panamensis (Klotzch) Muell. Arg. in DC. Prodr. 15^:546. 1866. 

 Cyclofitif/ma pannmense Klotzsch in Seem. Bot. Voy. Herald 105. 1853. 

 Veracruz, Puebla, Oaxaca, and Chiapas. Central America ; type from Volctin 



de Chiriqui, Panama. 



Tree, sometimes 35 meters high, with a trunk 60 cm. in diameter, the bark 

 grayish white, nearly smooth, the crown flat; leaves long-petiolate, broadly 

 ovate-cordate, usually 10 to 20 cm. long, acute or acuminate, densely stellate- 

 pubescent, denticulate ; racemes equaling or longer than the leaves. " Sangre 

 de drago" (Chiapas); "targua" (Costa Rica); " sangrillo " (Panama). 



15. Croton draco Schlecht. Linnaea 6: 360. 1831. 



San Luis Potosi and Veracruz to Chiapas; type from Papantla, Veracruz. 



Tree, 4.5 to 15 meters high, copiously stellate-tomentose ; leaves long-petiolate, 

 broadly ovate-cordate, 10 to 25 cm. long, acuminate, entire or denticulate; 

 racemes usually very long. "Sangre de drago" (Veracruz, Chiapas, Oaxaca, 

 Guatemala); " tlachinole," " .sangregado " (Veracruz); " ezquahuitl," " arbol 

 de sangre " {Nueva Farmacopea Mextcana) ; " cuate," " palo muela " (Sinaloa). 



Reputed to have astringent properties, and said to be used locally as a remedy 

 for fevers and for hardening the gums. The blood-red sap is bitter, and gives 

 a red dye; it is employed as a remedy for hoof diseases in burros and horses. 



