staminate and pistillate on different plants, not nodding, or ± nodding in yellow-flowered species; perianth rotate; sepals spreading, not connivent, linear
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into hollow tubes; stipules absent; petiole clasping, dilated; blade green, yellow-green, reddish, or purplish, often distinctly red, pink, or green, purple-veined
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filaments white, ± slender, linear, less than 0.8 mm wide; anthers cream, yellow, red, or purplish red; pollen yellow or red; style white, 10–15 mm; stigma
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pure yellow, lanceolate to oblanceolate, 3–5-veined; lip obovate, unlobed, 3.2–16.5 × 2–6.2 mm, thickened, margins deep red with white or yellow at base
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bracteate. Flowers: tepals 6, spreading, distinct, often greenish abaxially, yellow adaxially, outer usually ± pilose abaxially; anthers 6, spreading, shortly
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corollas white, yellow, or red, narrowly funnelform or tubular (lobes usually 5, erect to recurved); pistillate corollas white, yellow, or red, narrowly
38 KB (2,648 words) - 20:30, 29 July 2020
purple, pink, or white. Disc-florets 10–35, bisexual, fertile; corollas yellow, ± ampliate, tubes shorter than funnelform throats, lobes 5, erect or reflexed
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(occasionally) ascending, yellow-green to purplish, usually glabrous on both surfaces or (at least the lower blades) more or less densely and softly pubescent
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inner tepals yellow, white, rose-pink, magenta, or maroon, 4–30 × 1.5–8.5 mm; ovary lacking scales and spines; stigma lobes cream, yellow, red, pink, or
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cuneate, margins flat, distal 1/4 to whole length, rarely less, usually ± evenly incised 1/4–1/2 or less to midvein, sometimes entire, teeth (0–) 2–18 per side
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subulate bractlets, lengths less than 1/2 phyllaries. Involucres obconic, 5–7 mm. Phyllaries 12–22, margins of outer distinct less than 1/5 their lengths,
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Flowers: tepals pale-yellow, 1-13 cm, outermost 1-5 normally persistent; anthers 1-2 cm. Fruits somewhat globose, 10-16 × 8-13 mm, mostly less than 1.25 times
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segments of sterile leaves ovate, elliptic, obovate, or fan-shaped, usually less than 4 mm wide, margins plane, dentate or shallowly to deeply cut; fertile
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(Jacquin) Garay & H. R. Sweet in R. A. Howard, Fl. Less. Antill. 1: 178. 1974. James D. Ackerman Common names: Yellow spike orchid Illustrated Basionym: Epidendrum
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Volume 23. Plants loosely cespitose, short-rhizomatous; roots with dense yellow tomentum. Culms red or purple-brown at base. Leaves: basal sheaths fibrous;
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glandular-ciliolate; corolla white, ochroleucous, pink, lavender, blue, violet, purple, or yellow, bilaterally symmetric, bilabiate or strongly bilabiate, rarely weakly bilabiate
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0, or 1–6, pistillate, fertile; corollas yellow. Disc-florets 1–60 [–100+], bisexual, fertile; corollas yellow, tubes shorter than or about equaling the
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Treatment appears in FNA Volume 2. Plants terrestrial. Roots unbranched, whitish yellow to black, 0.1-1.5 mm diam., smooth, commonly proliferous and forming clones
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falcate; lip ovate to obovate, clawed, shallowly 3-lobed, fissure between lobes less than 2 mm deep, middle lobe ovate to suborbiculate, margins undulate, apically
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terete bristles (sterile branchlets). Lower glumes membranous, not saccate, less than 1/2 as long as the spikelets, 1-7-veined; upper glumes membranous to
17 KB (1,129 words) - 04:14, 30 July 2020