154 MISCELLANEOUS CIRCULAR 92, U. S. DEPT. OF AGRICULTURE 



GROUP 22: ANOMALY Sargent 



Crataegus scabrida Sargent. 



Range. — Quebec (vicinity of Montreal) to southern Ontario (vicinity of To- 

 ronto); western New York; western Vermont; southern New Hampshire; west- 

 ern Massachusetts. 



Crataegus virilis Sargent. 



Range. — Southern Ontario (vicinity of Toronto). 



Crataegus kingstonensis Sargent. 

 Range. — Ontario (vicinity of Kingston). 



CEECOCARPUS Humboldt, Bonpland, and Kunth 



Cercocarpus traskise Eastwood. Bigleaf Mountain Mahogany. 



Range. — Southern California (southern coast of Santa Catalina Island). 



NAME IN USE 



Bigleaf Mountain Mahogany 



Cercocarpus ledifolius Nuttall. 71 Curlleaf Mountain Mahogany. 



Range. — From eastern Washington and Oregon to Wyoming (Lower Green 

 and Snake Rivers), through Nevada and Utah to southwestern Colorado; Cali- 

 fornia (eastern slope of Sierras and north side of the San Bernardino Mountain; 

 on Mount Finos, and in the coast region from Snow Mountain to Scott Mountains) . 



NAMES IN USE 



Mountain Mahogany (Calif., Utah, Curlleaf Mountain Mahogany. 

 Idaho) . 



Cercocarpus betuloides Nuttall. Birch-leaf Mountain Mahogany. 



Range. — California (coast mountains to San Bernardino Mountains). 

 Note on nomenclature. — Formerly designated as Cercocarpus parvifolius 

 var. betuloides Sargent. 



NAME IN USE 



Birch-leaf Mountain Mahogany 



Cercocarpus alnifolius Rydberg. Alder-leaf Mountain Mahogany. 



Range. — California (Santa Catalina and Santa Cruz Islands). 

 Note on nomenclature. — Includes Cercocarpus parvifolius Sargent, in part, 

 not Nuttall. 



NAME IN USE 



Alder-leaf Mountain Mahogany 



Cercocarpus paucidentatus Britton. Hairy Mountain Mahogany. 



Range. — Western Texas (mountains), southern New Mexico, and Arizona 

 (as far north as Oak Creek Canyon) ; northern Mexico (mountains) . 



71 A linear- and revolute-leafed shrubby form with smaller flowers and fruit is Cercocarpus ledifolius 

 intricalus M. E. Jones. This plant was originally described as Cercocarpus intricatus S. "Watson, and by 

 Bome authors it is held to be a distinct species 



