Definition of succubous in English:

succubous

adjective

Botany
  • (of a liverwort) having leaves obliquely inserted on the stem so that their upper edges are overlapped by the lower edges of the leaves above.

    Often contrasted with incubous
    • ‘Leaf overlap in a lateral row of leaves is either succubous (bottom of upper leaf overlaps top of lower leaf) or incubous (top of lower leaf overlap bottom of upper leaf).’
    • ‘Leaves sometimes distichous, vertically oriented, transversely or subtransversely inserted, but with ventral base succubous and sometimes decurrent, constantly 2-lobed to 0.1-0.6 their length.’
    • ‘Leaves succubous, circular to oblong-ovate, rounded, usually with very conspicuous yellow gemmae produced at the upper margins, concave, costa none.’
    • ‘On closer inspection one would find that the leaves of Lophozia barbata are four-lobed and succubous.’
    • ‘The leaf insertion is succubous, meaning that the upper border of a leaf lies under the lower border of the leaf immediately above it on the stem.’

Origin

Mid 19th century: from late Latin succubare lie under + -ous.

Pronunciation:

succubous

/ˈsʌkjʊbəs/