| Source: |
Pankhurst, R. - Rosaceae database 2007. [IOPI preferred view]
|
| Name: |
Crataegus williamsii Eggl. |
| Nomencl. ref. |
Bull. Torrey Bot. Club 36(11): 641. 1909 |
| Rank: |
Species |
| Status: |
SYNONYM |
|
Synonym of:
|
Crataegus douglasii var. douglasii |
| Name Notes: |
Name-Source: BONAP (1998) |
|
|
