== ''Aesculus californica'' Nutt. ==
''Sapindaceae''. CALIFORNIA HORSECHESTNUTHORSE-CHESTNUT.
A low-spreading tree of the Pacific Coast of the United States. The chestnuts are made into a gruel or soup by the western Indians. The Indians of California pulverize the nut, extract the bitterness by washing with water and form the residue into a cake to be used as food.
== ''Aesculus hippocastanum'' Linn. ==