عُشَرٌ

1.
Three nights of the [lunar] month, [the tenth, eleventh, and twelfth,] after the تُسَع [q. v.]. (S, O.)
2.
Also [The asclepias gigantea of Linnæus; or gigantic swallow-wort;] a species of tree [or shrub] in which is a substance answering the purpose of tinder, (K,) like cotton, (TA,) than which there is nothing better wherein to strike fire, and with which cushions are stuffed, (K,) on account of its softness: (TA:) [see رَاءٌ, in article روأ:] according to AHn, (TA,) a large species of tree [or shrub], of the kind called عِضَاه, having a sweet gum, (AHn, S, O, *) and milk, (O,) and broad leaves, growing up high, (AHn,) from the flowers and shoots of which, (AHn, K,) or from the joints of the branches and from the places of the flowers whereof, (O,) there comes forth a well-known kind of sugar, (AHn, O, * K,) in which is somewhat of bitterness, (O, K,) called سُكَّرُ العُشَرِ; (AHn, TA;) [or this is a kind of red sugar, which falls like dew upon this tree; (Golius, from Ibn-Maaroof and the Mj;)] it produces also bladders, resembling the شَقَاشِق [or faucial bags] of camels, in which they bray, [blowing them out from their months, with a gurgling sound,] (AHn, TA,) [and] like the bladder of the smaller قَتَاد [q. v.]; (S, O;) and it has a blossom like that of the دِفْلَى, tinged, [but with what hue is not said,] and shining, and beautiful in appearance, as well as a fruit: (AHn, TA:) n. un. with ة: and plural [of this latter] عُشَرٌ [or rather this is a coll. gen. n.] and عُشَرَاتٌ. (S, O.) [See also سَلَعٌ.]

Perseus ID: n29195