8-28-flowered, the lowest 3-8 nodes usually sterile, viscid; rachis conspicuously bluntly angled, minutely striate, glabrous, purple, 5.5-13 cm long, 1-2.5 mm in diameter; floral bracts conspicuously nerved, glabrous, concave or hood-shaped, ovate, 3-6.5 mm long, 2.5-4.5 mm wide, basally rounded and truncate, some-what auriculate, apically acute or obtuse, the distal % of the margin callose thickened, dark purple with greenish tinge; pedicels subterete, striate, apically swollen, glabrous, 11-18 (-24) mm long, 0.5-1 (-1.5) mm in diameter, dark purple; bracteoles positioned one-third to halfway up the pedicel, conspicuously nerved, glabrous, concave, ovate, 1.5-2.5(-3) mm long, (0.5-)1.5(-3) mm wide, basally continuous (not articulated) with the tissue of the pedicel, apically acute, the distal 2/3 to 1/2 glandularly callose thickened, dark purplish green. Flowers with the calyx glabrous, (5-)6-7(-8) mm long, sometimes slightly stipitate, the tube cylindric, rugose and ribbed, the surface often muricate, (1.5-)2-3(-4.5) mm long, basally strongly enlarged and deeply lobed, green when immature, dark purple at anthesis but turning greenish after anthesis, the limb cylindric or spreading, rarely campanulate, ribbed, (2-)4-4.5(-5.5) mm long including the lobes, the lobes triangular, 1-1.5(-2) mm long, (1.5-)2-2.5 (-3) mm wide, erect after anthesis, completely callose thickened or the mar-gins rarely slightly thinner than the main body, purple, the sinuses obtuse to broadly rounded; corolla slightly constricted basally, narrowed at the throat, outside densely short pubescent, the trichomes usually white, 0.2-0.4 mm long, rarely glabrous, sparsely pilose within, (16-)18-21.5(-22) mm long, 4-8 mm in diameter, pale purple at the constricted base, purple above, the lobes triangular, 1-1.5 mm long, glabrous, reflexed at anthesis often exposing the tips of the anthers; stamens 15.5-19.5 mm long, the filaments alternately 2-3.5 mm and 5-7.5 mm long, white, with medially pilose long filaments and distally pilose short filaments, sometimes glabrous, the anthers including the tubules alternately 12.5-14.5 mm and 15.5-18 mm long, orange, the thecae alternately 4-5.5 mm and 5.5-6.5 mm long; style sigmoid, exserted at anthesis, green. Berry glabrous, 12-15 mm in diameter.
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Epiphytic and terrestrial shrubs ca. 1.5 m tall; stem base to 2 cm in diameter; mature branches terete or obtusely angled, smooth or minutely striate, glabrate, green or brown when fresh but drying tan or reddish brown; immature branches and new twigs terete, obtusely angled or conspicuously flattened, minutely striate, glabrate or densely short pilose. Leaves linear, linear lanceolate or elliptic lanceolate, averaging 5-6 times longer than wide, (4.5-)7.5-12(-14.5) cm long, (0.5-) 1-2 (-2.5) cm wide, basally narrowing, rounded and usually slightly cordate, apically long attenuate to an ultimately blunt tip, reddish to olive brown when dry, glabrous, marginally usually strongly revolute, rarely flat; pinnately nerved, the lowest primary nerves sometimes arcuate to about the middle then anastomosing with the remaining veins forming a collective nerve which ex-tends to the apex, the midrib deeply impressed above and conspicuously raised beneath, the lateral nerves and the veinlets raised and conspicuous above, slightly raised but obscure beneath; petioles subterete, rugose and often longitudinally ribbed, 3.5-6.5(-9) mm long and 1-2.5 mm in diameter, densely short pilose ad-axially, becoming glabrate. Inflorescence solitary or rarely two in terminal axils,
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