[Vol. 2, 1915] 



624 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



Explanation of Plate 



PLATE 19 



Fig. 1. Senecio leonensis Greenm. 



Mexico 



From the type specimen, Pringle No. 2894, in the Gray Herbarium 

 of Harvard University. 



Fig. 2. Senecio coahuilenms Greenm. 



Mexico 



From the type specimen, Palmer No. 755, in the Gray Herbarium 

 of Harvard University. 



