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decurrent
[dih-kur-uhnt, -kuhr-]
adjective
extending down the stem below the place of insertion, as certain leaves.
decurrent
/ dɪˈkʌrənt /
adjective
botany extending down the stem, esp (of a leaf) having the base of the blade extending down the stem as two wings
Other Word Forms
- decurrently adverb
- decurrence noun
- decurrency noun
Word History and Origins
Origin of decurrent1
Word History and Origins
Origin of decurrent1
Example Sentences
Leaves decurrent at the folds, the lower lobe incurved and ventricose; underleaves usually present, entire or bifid.
Stems brownish-green, rigid, tenacious; leaves remote, scarcely decurrent, obliquely elliptic-ovate, opaque, the cells round and strongly chlorophyllose; diœcious; the antheridial spike lateral below the keel of a leaf, long, linear, somewhat obtuse.
Leaves large, incubous, complicate-bilobed; lower lobe ligulate, suberect; underleaves similar, decurrent at base, the apex entire.
P. pinnàta, L. Stems irregularly pinnate, fastigiate at the ends; leaves scarcely incubous, ovate-oblong, the rounded apex sometimes slightly decurved; lower lobe minute, flat, oblong, obtuse, as long but not half as wide as the flat, entire, ovate-rectangular, scarcely decurrent underleaves.
Mostly fuscous-green, irregularly pinnate or subdichotomous; leaves more remote on the branches, obliquely round-ovate, the rounded summit slightly decurved, more or less denticulate; lower lobe decurrent, twisted, obliquely ovate, acute, with recurved undulate denticulate margin and a large acute tooth at base; underleaves twice as wide as the lower lobes, quadrate-oval, the undulate reflexed margin dentate, especially near the base.
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