$modus 0:
$modus 1:
Prunus palmeri
Prunus palmeri Sarg. [Accepted]
Rosaceae Rosoideae Pruneae
1 1266106 Prunus palmeri Sarg.
C.S. Sargent, Trees & Shrubs, vol. 2 : t. 192 (1855) [C.E. Faxon]