The Collaborative International Dictionary
Decumbent \De*cum"bent\, a. [L. decumbens, -entis, p. pr. of decumbere; de- + cumbere (only in comp.), cubare to lie down.]
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Lying down; prostrate; recumbent.
The decumbent portraiture of a woman.
--Ashmole. (Bot.) Reclining on the ground, as if too weak to stand, and tending to rise at the summit or apex; as, a decumbent stem.
--Gray.
Wiktionary
a. (context botany English) Of a plant, which lies on the ground with tips turned upwards.
WordNet
Usage examples of "decumbent".
Those either unknown or rare in Virgna were the Sugar maple in vast abundance, the Silver fir, White pine, Pitch pine, Spruce pine, a shrub with decumbent stems which they call Juniper, an azalea very different from the nudiflora, with very large clusters of flowers, more thickly set on the branches, of a deeper red, & high pink-fragrance.