Porpax filiformis (Wight)
Schuit., Y.P.Ng & H.A.Pedersen
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Conchidium filiforme (Wight) Rauschert in Feddes Repert. 94: 444 (1983)
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Dendrobium filiforme Wight in Icon. Pl. Ind. Orient. 5: t. 1642 (1851)
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Eria filiformis (Wight) Rchb.f. in W.G.Walpers, Ann. Bot. Syst. 6: 268 (1861)
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Dendrobium dalzellii Hook. ex Dalzell in Hooker's J. Bot. Kew Gard. Misc. 4: 292 (1852)
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Dendrobium fimbriatum Dalzell in Hooker's J. Bot. Kew Gard. Misc. 4: 292 (1852), pro syn.
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Eria conrardii M.R. Almeida in Fl. Maharashtra 5A: 42 (2009), no replaced synonym cited.
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Eria conrardii var. fimbriata (Hook.f.) M.R.Almeida in Fl. Maharashtra 5A: 43 (2009), species name not validly publ.
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Eria dalzellii (Hook. ex Dalzell) Lindl. in J. Proc. Linn. Soc., Bot. 3: 47 (1858)
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Eria dalzellii var. fimbriata Hook.f. in Fl. Brit. India 5: 789 (1890)
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Pinalia microchilos Kuntze in Revis. Gen. Pl. 2: 679 (1891)
Ecology: Epiphytic on Mangifera indica & Terminalia billirica in semievergreen forest
Pseudobulbs 0.8-1.5 cm in diam., discoid, the principal veins white and flabellate.
Leaves 3-5, sessile, sheathing at the base, 1-7 x 0.7-1 cm, elliptic to oblanceolate, obtuse, minutely micronulate, alive-green, paler, entire, minutely papillate at the
Margins: The midnerve depressed above, prominent below with 2 to 4 faint lateral nerves
Inflorescence raceme 3-9 cm tall, erect, generally secund or subsecund; peduncles 3cm long, 0.5-1 mm thick, greenish yellow, terete, glabrous, ebracteate, usually slightly curved
Flowers faintly perfumed, pedicellate, bracteate.
Bracts 3-6 mm long, 0.5-1 mm broad at base, erect, pale greenish yellow, lanceolate, subacuminate, entire, curved at apex.
Sepals and petals 6 X 1.5-3 cm, pale creamy yellow, triangular-ovate to lanceolate, acute or subacuminate, 3-nerved; the margin entire with hyaline, stalked glands.
Mentum about 0.5 mm long, rounded, pale orange-yellow.
Petals slightly narrower than sepals and rounded at the base.
Labellum 3-4.5 X 1.5 mm, falcate, concave in basal half, straight upwards, minutely papillate, panduriform on spreading, the basal part broad, ovate with edges entire incurved, and 2 fairly thick yellowish orange ridges, which unite in the middle of lip and pass as one furrow into the white, much smaller, rounded apical lobe; the latter has the edges somewhat crenulate and slightly decurved.
Column: About 1 mm long, pale yellowish, oblong, broad at base; foot 2 mm long, ± at right angles to column, broad at base, pale yellow tinged with orange at the obtuse apex.
Anther ovate, yellow; pollinia yellow, waxy, 8, in 4 pairs, each pair consisting of one broadly pear shaped pollinium and another smaller narrowly linear.
Stigmatic surface minute, yellowish. Ovary and pedicel 2 mm long, curved, greenish yellow.
Capsules 5 X 1.5 mm, elliptic to obovate.
Flowering: July to August.
Fruiting: August to October