dictyogenous
/ˌdɪktɪˈɒdʒɪnəs/ /ˌdɪktɪˈɒdʒ(ə)nəs/Botany. Now rare
adjective
Designating a layer of meristematic tissue in certain monocotyledonous plants (especially pineapple) from which adventitious root growth occurs, especially in dictyogenous layer.
Origin
Mid 19th century (in an earlier sense). From dictyogen + -ous.