Eggleston: Crataegi of Mexico and Central America 507 



nutlets 3-5, broadly ridged on the back, obtuse at the ends, 8-10 

 mm. long, nest of nutlets 10-12 mm. thick. A small tree some- 

 times 10 m, high, resembling the common apple tree in habit 

 Young twigs tomentose. Thorns often wanting or trees occasion- 

 ally armed with short thorns. 



A tree of the higher altitudes (i 000-3000 m.) of the central 

 tableland, ranging from central Mexico (San Luis Potosi, Parry & 

 Pabner 228) southward. 



Type station, vicinity of the City o( Mexico, Mocino & Sesse. 



Specimens examined : 



C. G. Pringle 13736, Eslava, Federal District, Mexico, 7800 

 feet, Man 22, 1906. Tree 15-25 feet. Also fruit from this 

 station, Nov. 7, 1907. (Herb. N. Y. Bot. Gard.) 



C. G. Pringle 634.7, base of Sierra de Ajusco, Federal District, 

 Mexico, 7800 feet, Sept. 29, 1896. 



C. G. Pringle 6631, river banks near Tula, Hidalgo, 6800 



feet, June 15, 1897. 



C. G. Pringle 6g83, fields about Tepoxtlan, Morelos, Mexico, 



7500 feet, Mar. 15, 1899. A large tree. * 



C. G. Pringle 11400, Eslava, State of Mexico, ^000 feet, 



Sept. 17, 1903. 

 . C. G. Pringle 1467, Marquess, State of Mexico, 8000 feet, 



Apr. 20, 1887. 



/• Gregg 618 and 6i8b, valley and hills below Real del Monte, 



Mexico, 1848-49. 



Graham, Mexico. (Gray Herb.) 



Herb, de la Commission Scientifique du Mexique 50. Santa 



Fe pres Mexico. 



J. G. Schaffner Herb. San Luis Potosi, May, 1881. (Gray 



Herb.) 



& 



E. Palmer, San Luis Potosi mountains, 1878. 



Rose & Painter 7 118, Eslava, Valley of Mexico, Sept. 17, 1903. 



Rose & Painter y894, Nevada de Toluca, State of Mexico, Oct. 



15, 1903. 



Rose, Painter, & Rose 9483 and 9484, San Angel, Valley of 



Mexico, Aug. 15, 1905. 



Rose & Hough 4SJ2, nesiv Tlalpam, Valley of Mexico, June 



9, 1899. 



