GREENMAN. — MEXICAN PLANTS. 311 



flowers numerous (about 60), iucluding the achenes 2 cm. or more in 

 length : achenes short, columnar, striate, puberulent, 3 mm. long in tlie 

 flowering stage : pappus silvery white. — Collected by C. G. Pringle, on 

 a wet barranca above Cuernavaca, altitude 2,000 m., 1 November, 1896, 

 no. 6626. A very distinct species of Cacalia, the younger leaves much 

 resembling the foliage of Senecio reticulatus, DC, and with the inflores- 

 cence of C platylepis, Rob. & Seaton. 



Ctnaua Carduxcellus, L. This very showy plant, native of the 

 Old World, appears not to have been hitherto recorded from Mexico. It 

 was collected by AYislizenus, at Saltillo, Coahuila, no. 310, and by E. W. 

 Nelson, at Celaya, Guanajuato, no. 3866. 



