$modus 0:
$modus 1:
Aesculus sylvatica
Aesculus sylvatica Bartram [Accepted]
Hippocastanaceae
6 26014 Aesculus sylvatica Bartram
C.S. Sargent, Trees & Shrubs, vol. 2 : t. 197 (1855) [C.E. Faxon]