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Related to decurrent: excurrent


 (dĭ-kûr′ənt, -kŭr′-)
adj. Botany
Having the leaf base extending down the stem below the insertion.

[Middle English, from Latin dēcurrēns, dēcurrent-, present participle of dēcurrere, to run down : dē-, de- + currere, to run; see kers- in Indo-European roots.]

de·cur′rent·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Botany) botany extending down the stem, esp (of a leaf) having the base of the blade extending down the stem as two wings
[C15: from Latin dēcurrere to run down, from currere to run]
deˈcurrently adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(dɪˈkɜr ənt, -ˈkʌr-)

extending down the stem below the place of insertion, as certain leaves.
[1745–55; < Latin dēcurrent-, s. of dēcurrēns, present participle of dēcurrere to run down =dē- de- + currere to run]
de•cur′rence, de•cur′ren•cy, n.
de•cur′rent•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Fronds are long-petiolate, with stramineous petioles as long or longer than the lamina; indument of simple hairs 0.1-0.15 mm long; laminae have (2-) 4-7 (-11) pairs of lateral ascending pinnae, pinnae are narrow-lanceolate, 3-4.5 cm wide, with acuminate apices and bases gradually attenuate, asymmetric, decurrent on the basiscopic side (Figure 1 A and B), with 5-7 areoles at the middle of lateral pinnae.
Lamellae decurrent, crowded, with five sizes of lamelullae, margin even to wavy, concolor with the sides, fleshy, greyish yellow (1B2) to brownish grey (6D2).
Pore surface yellow when young, becomes slightly brown upon bruising; tubes 3-9 mm deep, decurrent to adnate and horizontal, frequent pores, pores angular, large, about 2-3 per mm; Basidiospores 7.5-11.3 x 4-5 um, ellipsoid or oblong, thin walled, guttulate, smooth, hyaline or pale brown in Potassium hydroxide (KOH), inamyloid.
Lamellae slightly decurrent, crowded, reddish when young, turning whitish yellow at maturity, exudes creamy to whitish milk on cutting, bruising brown.
The mushroom looks like a white disc, growing on a thick stipe with decurrent gills extending to the base of the stipe.
is belongs to genus of decaying-wood Agaricomycetes, the species found to have tough basidiocarps, with hyaline spores and decurrent lamellae.
The presence of wings is particularly frequent in spikelets with distichously arranged glumes, where the wings are decurrent with the internode of the rachilla, and partially envelope the lower, opposite flower.
This much sought-after edible is recognized by a fleshy, yellow, vase-shaped, fruiting body, wavy margin, and shallow, ridge-like gills that are conspicuously decurrent....
Sepals extending 0.5-1 mm beyond glands, rounded, abaxially sericeous, adaxially glabrous, pressed inward against filaments; glands apparently 8 but probably actually 10 with the anterior 4 connate in 2 broad pairs, 2.5-3 mm long, obovate, compressed, decurrent with half or more of their length on pedicel, recurved at apex.
In Oppiella this crista and humeral process adjacent and so there is only one pair of decurrent line on the anterior margin of notogaster (Fig.