$modus 0: smartphone
$modus 1: smartphone
Ceanothus arboreus
Ceanothus arboreus Greene [Accepted]
Rhamnaceae _rhamnaceads_not_assigned_to_a_tribe
58 214645 Ceanothus arboreus Greene [80 214958 Ceanothus velutinus Douglas ex Hook.]
C.S. Sargent, Silva, vol. 2 : t. 65 (1898) [C.E. Faxon]