Episciu cupreaha Calyx lobes oblong, somewhat rounded at apex, corolla tube 2.5-3 cm long, cylindrical, straight. Two collections from Palau, Fosberg 32028 and Hosokawa 9294, differ in having the leaves unusually pale beneath and calyx lobes about 13 mm long, while in most specimens they are 7–10 mm. Woody vine, petioles without wings, bracteoles 3-4 cm long, corolla tube plus neck 4-5 cm long (T grandiflora).
Leaves with about 4 or 5 main veins on a side, stems 5-20 mm long, sepals curved, 3-8 mm long, corolla tube about 5-8 cm long. Young stems are square but not sharp, internodes 1-7 cm long; leaves broadly elliptic to slightly ovate, up to 12 x 7.5 cm, mostly 5-veined on a side, apex abruptly short acute, tip obtuse, base acute to obtuse narrowed and slightly decurrent into a short (3-8 mm) petiole ; stipules triangular, strongly acute, 3-6 mm long; cymes subsessile (peduncle up to 1-1.5 mm), 8-lO-many-flowered, strongly condensed (main or sub-main) peduncles about 2 mm long at anthesis, elongate to 5-6 mm in fruit, subtended by erose broad scale-like bracts ; calyx sharply toothed, with hypanthium 1-1.5 mm long, corolla tube about 3.5 mm long, lobes ovate, about 2 mm long, throat hook; fruit "rosarot," obovoid, about 13 x 9 x 5 mm, not or scarcely sulcate or emarginate. Shrub, branches nodose; leaves ovate to 15 x 7 cm, apex acuminate or shortly acuminate, base acute, abruptly decurrent into a short petiole, main veins 5-6 on a side, blade kartaceo-coriaceous; flowers 3-6-flowered, short, axillary, very short pedunculate, 1-2 times branched; calyx somewhat flared, very short, truncate or weakly toothed; corolla tube 5 mm long, densely oblique in the throat, lobes ovate-oblong, 3 mm long;.
Smooth, slender woody climbing vine, which tends to be extensive, no strong odor noted; opposite leaves (no whorls noted in Micronesian specimens), from elliptic to oblong or nearly circular, slightly acuminate at apex, acute at base, up to 10 or more cm long, apparently glossy above, veins 4-8 on a side, petiole slender, 1-2 cm long; stipules integument, forming a very low truncated collar, persistent; flowers usually in axillary loose racemes, rarely subcymose, or reduced to fascicles or one or two flowers, rarely in terminal triads, rachis with one or two nodes, the lower one usually with 2 flowers or branches that can bear one or more flowers, the upper one with a pseudo-whorl, an umbel or a few peduncles, these up to 1 cm or longer, Hypanthium urceolate; calyx very short, truncated or slightly toothed; corolla with (4 or) 5 lobes, these valve-shaped, much larger than tube, tube up to 4 mm, lobes up to 7 mm, narrow lanceolate, densely woolly inside, bluntly pointed; anthers 4-4.5 mm long, linear, slightly swollen at the tips, strongly exerted on smooth filaments attached about 1 mm. Inflorescence small (without corollas usually 2 cm or less wide), compact, corolla lobes 5-6.5 mm long, rounded at the apex. Leaves obovate or oblong, apex blunt, mucronate, base subcordate, sessile, corolla lobes rhombic, said to be 1.3-1.7 cm long, 0.5-0.8 cm wide, ochroleucous.
Slender erect shrub up to 3.5 m high, internodes dull grayish brown, conical, glabrous; leaves broadly elliptic to broadly ovate, up to 10 x 5 or 11 x 4 cm, glabrous, slightly acuminate, rounded at the base, tending to a pale spot at the base, petiole 4-6 mm long, some upper leaves are transitional to the pair of heart-shaped leaf-like bracts enclosing the terminal inflorescence; 2 Slender semi-twine vines, heads in terminal umbels, rarely solitary, flowers 5-6 mm long, corolla tube about 2 mm.
The pistil in the staminate plant (Fosberg 47416) is reduced to a pistillode 5-7 mm long, with conniventous lobes, about 2 mm long. 12 to 14 on a side, arcuate and anastomosing near the margin into a submarginal vein, a weaker vein between each two, extending no further than halfway to the margin, fading into a coarse network, petioles slender, 1.5-3.7 cm long; stipules lanceolate, apex filiform caudate, or forked in two, 5-6 mm long; cyme-terminal, stem 2.5 cm long, surrounded by two leaf-like bracts, these oval or elliptic, twice dichotomous, the inner sides of the forks densely hairy, branches and flowers surrounded by filiform bracts; hypanthium with 5 rounded, bare keels ending in the 5 subular calyx lobes, the interstices densely hairy, crown sparsely hairy, tube 1.5-2 cm long, slender, slightly expanded upwards, white, 5 lobes, oval, about 5 mm long; stamens well inserted into the corolla tube, filaments short, anthers elongated-linear, 2-2.5 x 0.5 mm, included; stigma fleshy, fissured, about 1.2 mm long, lobes divergent; fruit mitriform, 2.5-4.5 x 4.0-1 1.2 mm, hairy, calyx lobes persistent. Branches tending to be gray to black, bare except hairy when very young, square-shaped; leaves broad obovate, up to 11 x 5-6 cm, short but sharply acuminate, base cuneate, 10 to 12 veins on a side, anastomosing near the margin, woolly along the midrib below when young, petiole 5-10 mm long ; stipules narrow calyptrate, up to 8-9 mm long, glabrous, hardly bicarinate, with 2 terminal appendages, these are mainly fissured;
Large shrub, leaves thin, elliptic, lateral nerves 8 to 13 on one side, glabrous, short-stalked; stipules “rufo-hirtis” cymes glabrous, lax, capillary, few floral, flowers short-stalked, flower bracts subulative, caducous; corolla tube 3 mm long, barbed in throat; fruit ellipsoid, particularly wrinkly when dry, pyrenes strongly wrinkly and tricarinate. Woody plant, glabrous, conical or slightly square when very young, 1-3 cm tall, nodes not significantly enlarged; leaf blades oblanceolate, up to 19 x 5 cm, sharply acuminate, base cuneate, midribs 12 to 14 on a side, visible but hardly prominent, upwardly curved, anastomosing very close to the edges, petiole slender 2-3.5 cm long; stipules caducous, a dense row of multicellular hairs in their axils, stipules not available except an indistinct and much reduced pair on a small branch at the terminal node, apparently calyptrate, 8 mm long, with two flat appendages at the apex; inflorescence a cluster of 5 once or twice branched small cymes about 2 cm long at the terminal node, only in the bud, the peduncles strongly ascending; calyx spreading, rotating, barely lobed but the edge strongly checkered-corrugated; corolla buds about 1 mm long, 1.5 mm thick, limbs broadly ovate, up to about 2 mm long and wide, apex blunt to broadly rounded or truncated, lobes not yet begun to open. Leaves elliptic to slightly obovate, 15-17 x 7-7.5 cm, petioles 20-30 cm, peduncles many in bundles in the upper axils, rufo-villosulous, 5-10 mm, hypanthia villosulous; calyx glabrous, sharp teeth, corolla about 4 mm long, velutinous interior at base.
Shrub or small tree, up to 10 m tall, vegetatively glabrous, young branches up to 5 mm thick, internodes 2-6 cm long, nodes imperceptibly enlarged; leaves narrowly elliptic to broadly ovate-lanceolate, apex cuddly-acuminate, base acute, blade thin, up to 25 x 9 cm, main veins 12 to 18 per side, spreading and arching upward, anastomosing near margin, prominent below, strongly less so above, petiole long 1-3.5 cm; leaflets up to 10 mm long, sheathing, distal 2-5 mm free, oval, very acute;. Corolla tube 4-4.5 mm long, slightly expanded upwards, glabrous outside or slightly subappressed-puberulent, pubescent inside, lobes oblong, 3 x 1 mm, apex rounded, both surfaces glabrous or outer very rarely glabrous, apex completely glabrous. 12 pistillate cymes once branched, corolla tube 11-12 mm long, mature leaves glabrous or slightly toothed below.
Small tree, usually sparse to densely villous-hirsute, sparse only on upper leaf surfaces (closer to main veins), internodes mostly short; leaves broadly elliptic to usually broadly ovate, up to at least 27 x 15 cm, thin, acuminate, basal cordate, usually unequal, nerves 9 to 1 1 on a side, prominent, anastomosing distally in a faint submarginal vein, network between nerves inconspicuous, petiole thick, 1 (-1.5) cm or usually less long, densely millet; Stipules straight, ovate, strongly pointed, up to 15 mm long, soon caducous; persistent cymes dense, subcapitate, not more than 2 cm long, short-styled, at least twice branched, c. 1 1 -flowered, densely short-hirsute, flowers only in bud, buds ellipiosidal, hirsute, calyx lobes lanceolate unequal;. Shrub (or small tree?), internodes subterete to slightly appressed hirsute when very young, 4-angled, glabrous, dark brown with fine white lines, nodes with a fringe of straight hairs in the axils of stipules; leaves elliptic to slightly ovate, to 7 x 3 or 9 x 4 (rarely to 1 1 x 5 ) cm, acute, veins 5 or 6 on a side, not prominent, finely reticulated, somewhat strigose beneath when very young , especially on midrib, soon glabrous, firm to subcoriaceous, petiole 0.5-1.5 cm long; Stipules triangular, somewhat pointed, sparsely strigose dorsally, densely so within, caducous; persistent cymes 2-3 cm long, slender, dichotomous, 3-5 flowered glabrous or nearly so; persistent flowers with rudimentary inferior ovary, cup-shaped-campanulate slightly 5-toothed calyx: corolla white, tube, slender, sparsely flowered, ca. 8 mm long, slightly thickened upwards, lobes 5, linear-oblong, obtuse, recurved serriceous outside, smooth inside; Anthers in the sinuses, partly expanded, pistillode ca. 2 mm long; pistillate inflorescence one-flowered (rarely three-flowered cymes, Sten 3858; Fosberg 43459), stems slender, 20-22 mm long, with a pair of pointed scale-like bracts at apex; flower with hypanthium plus calyx urceolate, slightly 5-toothed, ca. 4 mm long; corolla tube thick, 4 mm long, densely serious, lobes 5, oblong, approx. 4 mm long, obtuse, serriceous outside, glabrous inside, reflexed;. Shrub or small tree, branches tending to be somewhat fistulous, lower internodes of a flowering branch up to 15 cm long, distal ones much shorter, to as little as 5 or even 3 mm, glabrous, not or only obscurely quadrate, nodules form from leaf scars; leaves broadly elliptic to somewhat ovate, up to 15 x 8 cm, acuminate acuminate or obtusely subacuminate, base obtuse to somewhat cuneate, main nerves 7 to 10 (1 1) on a side, blade thick-cartaceous to subcoriaceous, glabrous, petiole stout , 8-15 mm long; Stipules tangular-acuminate, firm, apices strongly involute, 10-12 mm long, externally slightly striate when young, becoming glabrous, internally densely appressed pilose, persistent on 1-2 nodes, then caducous; persistent cymes 1-3 cm long, in upper leaf axil, strigose, glabrate, peduncle 0.5-1.5 cm, once dichotomous with a sessile terminal flower, branches short, subscorpioid, each with 3 to 5 subordinate secondary flowers, usually rather crowded; hypanthiium and calyx strigose, glabrate, lobes 4-5, triangular to conceal; corolla densely white strigose, in bud 8-10 mm long, clavate, tube 11 mm long, 4-5 lobed, lobes ovate, recurved, 4 mm long, anthers subexserted; pistillate flowers on axillary peduncles cm long, strigose, glabrate, with a pair of ovate, acuminate ciliate bracts on top densely floating flower; hypanthium plus calyx urceolate, strigose, glabrate, calyx lobes 4-5, triangular acute; corolla outside dense white strigose, tube cylindrical, 6-7 mm long, approx. 4 mm thick, lobes 6-7, oblong-ovate, acute, 3-3.5 mm long, spreading, papillose inside, stigmas 4-5 or more, spreading, lanceolate, fleshy; fruit spherical or depressed-spherical, approx. 1-1.5 cm long, fleshy, probably black when ripe.
Slender gray stems branching at an angle to 45", internodes low on branch to at least 5.5 cm, becoming very short 3-5 mm distally, glabrous except for stipular scars; leaves ovate to elliptic (scaly), to 9 x 3.5 cm, glabrous, veins inconspicuous, 4 or 5 on a side, base cuneate, apex slightly obtusely acuminate; stamens narrowly triangular, acuminate, 3-5 mm long, thinly strigose without, densely within, pistillate flowers on axillary slender stiff pedicels 2-3 cm long or more, rarely in 3(-2) flowered cymes to 7 cm long , stem 1.5-5 cm, central flower sessile, hypanthium murceolate, 2 mm long, calyx 2 mm, lobes 4(-5 ? ) shallowly triangular, 1 mm long; corolla densely sericeous, tube 4 mm long, lobes 4-5, narrowly oblong, spreading-recurved;.