You searched for: “bathyphyll
bathyphyll (s) (noun), bathyphylls (pl)
A leaf at the base of a stem functioning as an attachment to a substrate (layer): In his botany class at school, Tim learned that a bathyphyll was a leaf of a young undeveloped plant that looked different from the leaves that were produced later on when the plant was mature.
This entry is located in the following unit: batho-, bathy- (page 3)