glabrescent

Stems erect, simple, sparsely tomentose proximally, glabrous or glabrescent distally, rarely sparsely with stellate trichomes.

branches usually apically clustered, angular, up to 20 cm, gray-green, pubescent when young, glabrescent.

Stems and leaves sparsely hairy when young, glabrescent; corolla lobes glabrous, contrasting sharply with prominently hairy throat.

Herbs annual or perennial. Stems usually caespitose, erect or diffuse, glabrous or glandular pubescent, sometimes glabrescent or base woody.

Stems and branches shaggy tomentose with stalked many-rayed hairs, glabrescent, sparingly armed with mostly straight needle like prickles.

Stipules lanceolate, ca. 4 mm, membranous, densely covered with short brown pubescence, glabrescent , basal ones bract like and persistent.

leaf blade oblong to ovate-lanceolate, pubescent, glabrescent, base acute, margin entire, serrate, or deeply incised-dentate, apex acute.

bracts black or brownish yellow proximally, elliptic or ovate, villous, often glabrescent distally, apex shortly acuminate or acute.

Young branches, leaves, and inflorescences densely woolly tomentose, later glabrescent.

Plants often densely pubescent, rarely glabrescent; leaf and calyx trichomes short-stalked, forked, mixed with simple ones.

fruiting rachis and pedicels tomentose when young, glabrescent, with grayish white elliptic lenticels.

Pedicels densely tomentose; calyx lobes unequal; leaf blade oblong to obovate, abaxial surface glabrescent.

Branches brownish, becoming dark brown suffused with purple, sparsely hirsute, soon glabrescent.

Shrubs climbing. Branchlets brown to purplish brown, yellow tomentose when young, gradually glabrescent, with sparse, curved small prickles.

Shrubs scandent. Stems terete; axial parts silvery sericeous when young, later yellowish or glabrescent.

Branchlets grayish brown to grayish black, terete, slender, initially densely yellow pubescent, gradually glabrescent.

Leaf blade elliptic, rarely narrowly elliptic, abaxially tomentose or glabrescent, margin entire or with inconspicuous, gland-tipped teeth.

branches ascending, very finely white tomentose, quickly glabrescent.

Twigs spiny, pallid brown, densely covered with rust-colored punctiform short bristles, glabrescent with age.

Leaf blade base rounded, abaxially villous to glabrescent, hairs brownish or yellowish; calyx without blotches, orifice nearly orbicular.

Flowering stems erect or ascending, together with petioles and abaxial surface of leaflets pilose and sessile glandular, rarely glabrescent.

Flowering stems and petioles pubescent, glabrescent; plants with leaf rosettes at anthesis.

Stem, branches, and petiole pubescent, rarely glabrescent; male perianth oblong, teeth acute at apex.

Branchlets brown or reddish brown, angular, thinly pubescent when young, gradually glabrescent, with slightly curved prickles.

Shrubs climbing. Stems terete, pubescent, glabrescent.

Branchlets densely pubescent when young, glabrescent, purple-brown, longitudinally striped and conspicuously lenticellate.

young branches pubescent, glabrescent, sometimes with corky angles.

Branchlets reddish brown, cylindric, initially densely soft hairy, glabrescent, with sparse prickles, with white bloom.

Calyx glabrescent, except for ciliate margin; inner leaves ovate, densely pubescent.

leaf blade glabrescent to sparsely puberulent, base strongly oblique, cuneate to rounded.

Herbs perennial. Stem densely barbellate hairy, glabrescent.

Branches alternate, gray-white, arachnoid hairy when young, later glabrescent.

Branches glabrous or sometimes young branches yellow pubescent or glabrescent.

Branchlets terete, soft hairy, glabrescent, with sparse, needle-like prickles or nearly unarmed, rarely with dense, minute prickles.

buds small, with several brown scales, softly hairy initially, later glabrescent, apex acute.

young branches with densely yellow-brown pubescence, glabrescent at maturity.

leaf blade surfaces sericeous to hirsute or woolly, often glabrescent, base attenuate to rounded.

Branchlets whitish yellow when dried, densely yellowish stellate puberulent when young, glabrescent.

branchlets black-brown, terete, densely pubescent when young, soon glabrescent, irregularly angled.

Branchlets conspicuously spreading, pale gray pubescent when young, glabrescent.

Stems, leaves, and inflorescences glabrescent. Fl. early summer, fr. late autumn.

Branchlets sulcate, sparsely covered with early glabrescent long hairs.

Stems erect, unbranched or few branched, pubescent, glabrescent.

Herbs perennial; pubescence of minute simple hairs, glabrescent.

Branchlets purplish brown to dark grayish brown, brown pubescent when young, glabrescent, with many distinct lenticels.

branchlets rust-brown puberulent, glabrescent on older branches, with gray-white lenticels and persistent bracts.

Leaves and young branches glabrescent, leaves oblong to oblong-lanceolate.

Calyx saucer-shaped, with sparse papillose hairs or glabrescent, nearly entire.

Branchlets golden brown pubescent when young, brown and glabrescent with age, with scattered short linear lenticels.

floral bracts ovate to linear-oblanceolate, glabrescent.

Shrubs scandent. Branchlets gray-brown, sparsely pubescent when young, glabrescent.

branches ascending or decumbent, nearly as long as main stem, somewhat glabrescent.

Inflorescences initially white tomentose, glabrescent, to more than 50-flowered.

branchlets brownish to dark grayish brown, pubescent initially, glabrescent.

Young branchlets glabrous or white villous-pubescent, glabrescent, glabrous when mature.

Shrubs parasitic, glabrous or with stellate hairs and glabrescent.

Leaf blade pubescent on both surfaces when young, gradually glabrescent and only abaxially pubescent in vein axils with age.

Branchlets of previous year brownish gray, those of current year villous, glabrescent.

Stem twining to left, grayish woolly pubescent, glabrescent.

Branchlets distinctly lenticellate, densely yellow-brown tomentose when young, glabrescent.

Both surfaces of leaf blade pilose, glabrescent with age but remaining pilose on veins.

Branchlets densely pubescent when young, glabrescent, unwinged and without a corky layer.

Leaf blade abaxially densely hirsute when young, glabrescent with tufted hairs remaining only in axil of veins.

terminal buds conical, thin, puberulent or glabrescent, apically acute, with ciliate bud scales.

First year's branchlets black-brown to gray-brown, glabrous or pilose, glabrescent, sometimes with lenticels.

Branchlets purplish brown or slightly blackish, villous or pilose when young, glabrescent.

Leaf apically acuminate; inflorescence densely ferruginous-brown stellate pubescent (glabrescent), primary axis to ca. 75 cm.

Stems to more than 40 cm, simple, glabrescent proximally, puberulent distally with hooked hairs.

Branchlets stout, brown tomentose, glabrescent.

branchlets slightly purple, densely brown hispid when young, glabrescent.

Stem twining to left, brown puberulent when young, glabrescent.

young branchlets densely dull yellow tomentose, glabrescent.

Leaves alternate; leaf blade short stellate tomentose on both surfaces or adaxially glabrescent, margin entire or undulately dentate.

Branchlets dark gray, angular, densely gray pubescent when young, glabrescent.

Branchlets gray, densely villous and pubescent when young, glabrescent.

Branchlets purple-brown, distinctly lenticellate, with sparse stellate hairs when young, sub-glabrescent.

young branchlets pale rusty to yellowish brown tomentose, glabrescent.

Buds purplish red, rarely yellowish brown, ovoid, longer than petiole, at first pilose at apex, glabrescent, shiny.

Branchlets and leaves rust-colored pubescent when young, glabrescent.

Male flowers: bud subglobose, sparsely stellate-hairy or glabrescent.

branchlets of first year's growth reddish brown, densely brown villous, glabrescent.

Second year's branchlets dark gray-brown, thick, glabrescent, with oblong lenticels.

young stems purple-red, pilose, glabrescent.

Branches with conic prickles and densely ferruginous tomentose at first, later glabrescent.

Stem twining to left, white or light brown woolly, glabrescent.

branchlets slender, with adnate large hairs when young, glabrescent.

leaf blade sparsely brownish hirsute abaxially and on veins adaxially when young, glabrescent or later glabrous.

branchlets sulcate or angular, glabrescent or glabrous.

Branchlets dark brown, sparsely villous or glabrescent.

Fruit long ellipsoid, to 13 mm; sepals ovate to long ovate, outside pubescent or glabrescent.

Branchlets dark brown, sparsely villous or glabrescent.

Fruit long ellipsoid, to 13 mm; sepals ovate to long ovate, outside pubescent or glabrescent.

Stems lenticellate, glabrescent, hollow when dry.

branchlets greenish brown or dark brown, silky tomentose when young, glabrescent or subglabrous, shiny.

Petiole puberulous, glabrescent; leaf blades puberulous; stamens equal in length.

shoots stout, ca. 5 mm in diam. , with gray indumentum and dark glands when young, glabrescent.

Pedicel short. Hypanthium ca. 4 mm, 8-ribbed, with white small macula, with sparse glandular trichomes or glabrescent.

Trees. Branchlets and terminal bud gray stellate or glabrescent.

Stems 4-sided, densely retrorse hirsute, glabrescent.

Branchlets coarsely hairy, glabrescent; petiole ca. 1 cm; involucral bracts broadly ovate.

Branchlets coarsely hairy, glabrescent; petiole ca. 1 cm; involucral bracts broadly ovate.

outside glabrescent, margin ciliolate. Petals pale pink, broadly obovate, ca. 1. 5 cm, outside basally yellowish velutinous, apex rounded.

Stems 1-10 m, yellowish green, pubescent when new, those of previous year pale gray, glabrescent, usually sparsely lenticellate.

Branchlets pale brown to reddish brown, glabrescent.

Anthers not locellate; current year branchlets pubescent when young, soon glabrescent; leaf blade abaxially glabrous.

Bracteoles and sepals velutinous but glabrescent. Ovary tomentose or glabrous near apex. Capsule 6-8 cm in diam.

Stems to 45 cm, minutely blackish brown scaly when young, glabrescent.

Panicles lateral or axillary, 25-35 cm, fascicled toward ends of branches, pubescent or glabrescent.

bracteoles red-brown, 3--4 cm, slightly hairy, soon glabrescent, apex rounded toothed, ciliate.

Leaf blades glabrescent, subglabrous, or sparsely hairy only on veins abaxially.

Lianas to 7 m. Branchlets terete to sometimes subangular, pubescent, glabrescent, with axillary double tendrils.

Subshrubs, twining, 5-10 m tall, pubescent when young, glabrescent, with stinging hairs.

Twigs terete, ca. 1. 5 mm in diam. , densely dark brown spreading glandular setose, glabrescent.

Branchlets 3-6 mm thick, densely covered with stiff pale brown to yellow pubescence, glabrescent.

Herbs annual. Stems 10-60(-70) cm, erect, finely retrorse puberulent, glabrescent, shiny green, branches spreading.

Stem twining to left, drying green or reddish brown, to 5 m, glabrescent.

2 (1) Leaf blade narrowly lanceolate or narrowly or broadly elliptic, glabrescent.

Inflorescences pubescent or glabrescent; flowers 4-6 mm; drupe subglobose, base without persistent calyx.

Branchlets nearly 4-angled to terete, pubescent when young, glabrescent.

First and 2nd years' branchlets red-brown to brown, pubescent when young, glabrescent.

Branchlets cylindric, wrinkled, 2-3 mm thick, appressed puberulent, rapidly glabrescent.

Stem 70--100 cm tall, retrorsely puberulent proximally, glabrescent distally, simple or branched.

Herbs, rarely subshrubs, stemless or with stems to 15 cm, pannose, glabrescent.

Vines woody. Branches shallowly 10-grooved, puberulous, glabrescent.

dull yellow pubescent abaxially with 2-armed hairs, glabrescent.

Buds russet, long ovoid or oblong, at first pilose, glabrescent.

Branchlets gray-black to reddish black, tomentose at first, glabrescent.

Shrubs, 2-4 m. Branchlets grooved, densely stellate pilose and puberulent, glabrescent.

Lianas to 12 m. Branchlets pale yellow or gray, pubescent when young, glabrescent, lenticellate.

2 (1) Buds, leaflet blade abaxially along midvein, and inflorescence sparsely pubescent or rust-brown pubescent, glabrescent.

Berries orange-red, cylindric to subglobose, 4--5 cm, densely rusty tomentose, glabrescent.

Shrubs or treelets 2-7 m tall, densely tomentose or pubescent throughout, but leaves sometimes glabrescent, especially adaxially.

Leaf blade entire throughout; petiole tomentose when young, but glabrescent when mature; samara 2. 8-3 cm.

young shoots ca. 3. 5 mm in diam. , whitish tomentose, glabrescent.

Stem 50--90(--120) cm tall, sparsely retrorsely puberulent, often glabrescent proximally, branched.

Branchlets brown or chestnut colored, at first tomentulose or woolly, glabrescent.

Herbs, stemless or with stems to 5 cm, pannose, glabrescent.

Vines woody. Branches shallowly 4--6-grooved, appressed puberulous, often glabrescent.

Shrubs 0. 5-1 m tall, young stems tomentose, glabrescent, hairs brown, stellate.

Stem 22--30 cm tall, retrorsely puberulent or glabrescent, simple.

Fruit indehiscent, ovoid to subglobose, 1-1. 2 cm, scattered stellate lepidote but glabrescent.

Lianas to 8 m. Branchlets pubescent along 2 lines, glabrescent.

Drupe oblong-ovoid, 0. 9-1. 3 cm, 6-9 mm in diam. , flattened, apex with a short mucro, glabrescent, endocarp thin, nearly smooth.

first bractlet oblong ovate, 4. 5--5. 5 mm, glabrescent to partly pubescent.

Central leaflet oblong to elliptic, 15-20 X 5-8. 5 cm, adaxially glabrescent. Filaments distinctly pilose at base.

leaves some or all in congested whorls, at least partly hirsute when young but glabrescent;

abaxial surface greenish, sparsely glandular-hairy when young, glabrescent, midrib densely glandular-setose;

ovary pilose around hilum or apex when young, glabrescent at maturity or only sparsely pilose at the apex, glabrous at maturity;

Branchlets spreading, yellow-brown turning gray-brown, robust, slightly angled, densely villous when young, gradually glabrescent;

Current year's branchlets castaneous or purple-brown, sparsely puberulent or glabrescent, longitudinally angular, with pale lenticels;

older branchlets longitudinally fissured, with raised, semicircular leaf scars, glabrescent;

Branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

Branchlets opposite or subopposite, rarely alternate, silvery-gray or gray-brown, puberulent, glabrescent, terminating in a spine;

Stems prostrate, rooting at nodes, slender, pubescent when young, glabrescent;

Branchlets dark reddish brown to blackish brown, sparsely white tomentose when young, glabrescent, with few elliptic lenticels;

branchlets brownish, densely gray tomentose, glabrescent, with sparse, short prickles;

crown conical, branchlets not pendulous, yellow or yellowish gray, glossy, densely hairy when young, glabrescent;

Branchlets brown to blackish brown, villous, glabrescent, with curved minute prickles. Leaves simple;

Branchlets spreading, yellow-brown turning gray-brown, pubescent when young, later glabrescent;

Branchlets reddish brown when old, terete, slender, pubescent when young, soon glabrescent, glabrous when old;

Branchlets dark red-brown when old, slender, terete, densely yellow-gray villous initially, later glabrescent;

Twigs rounded, pubescent and brownish glandular setulose, glabrescent;

peduncle ca. 1 cm, densely covered with short brown pubescence when young, glabrescent;

Branchlets purple-red to red-brown, slender, terete, sparsely crisped pubescent when young, glabrescent;

Branchlets of current year covered with early glabrescent, tawny crisp hairs;

Stem, petiole, and blade abaxially hispidulous and sparsely hirsute, glabrescent;

Young branches slender, grayish brown to dark brown, glabrescent;

petiole and rachis 3-10 cm, brown squamate, covered with scale like stellate rust-colored trichomes when young but glabrescent;

Branchlets yellow-brown to dark brown, terete, densely pubescent when young, later glabrescent;

young branches brown stellately pubescent, older growth drying brown, glabrescent, lenticellate;

branches more than one year old grayish, glabrescent;

Stems 4-sided when young, densely furfuraceous, becoming terete and glabrescent;

Branchlets brown turning gray-brown or gray-red when old, subterete, sericeous-villous initially, later glabrescent;

1st-year branchlets red-brown, initially yellowish pubescent, glabrescent;

Drupe globose, to 1. 5 cm, ferruginous pubescent, gradually glabrescent, with persistent calyx tube at base;

petiole short, enlarged at base, notched, at first pubescent, glabrescent;

Petiole ca. 5 mm, pubescent or glabrescent, narrowly winged;

petioles highly variable in length and indumentum, 1. 5-24 cm, those of young leaves often pubescent, glabrescent;

fruiting pedicels 2-4 mm, slightly puberulent when young, later glabrescent;

Leaves deciduous; petiole 4-12 cm, puberulent near apex when young, glabrescent;

Scapes 5--18 cm, pilose, elongating slightly and becoming glabrescent in fruit;

Leaves deciduous; petiole 7-12 cm, slender, pubescent or glabrescent;

Branchlets with yellowish brown, 6-8-furcate, stellate tomentose hairs when young, soon glabrescent;

Fruiting calyx ca. 2. 5 cm in diam. , reflexed, rusty tomentose, glabrescent;

Leaves deciduous; petiole 5-8 cm, slightly pubescent or glabrescent;

Petiole 2. 5-5 cm, pubescent to glabrescent, with minute hairs intermixed with subulate and unguiculate scales;

Calyx yellowish green, 7-12 mm, exterior glabrescent;

Stems terete or obtusely 4-sided to subterete, densely setose and puberulous, glabrescent or glabrous when older;

Leaf sheaths 2. 5--6 cm, hirsute when young, glabrescent, mouth hirsute-ciliate;

Petiole 1-2 cm, hispidulous to glabrescent, with 2 conical glands;

Petiole 2-6 cm, slender, swollen at end, golden sericeous at first, glabrescent;

Branches of last year dark brown to blackish when dry, glabrescent, lenticellate;

those more than 2 years old light brown or dark brown, glabrescent, with noticeable brown-yellow lenticels;