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(Last Modified On 11/11/2012)
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(Last Modified On 11/11/2012)
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Species
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MASDEVALLIA ATTENUATA Reichb. f.
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PlaceOfPublication
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Gard. Chron. 834. 1871
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Reference
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Woolw. Genus Masdevallia t. [35]. 1896; Hook. f. in Bot. Mag. 33: t. 6273. 1877.
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Synonym
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Masdevallia Laucheana Kranzl. ms. ex Woolw. loc. cit. t. [i9]; Kranzl. in Fedde Rep. Sp. Nov. Beih. 34:166. 1925.
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Description
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Small, caespitose, epiphytic herbs up to about 15 cm. tall. Secondary stems very short. Leaves 5-13 cm. long and 0.5-1.8 cm. broad, linear-oblanceolate to oblanceolate, acute or obtuse, attenuated into a petiole at the base. Inflorescence 1-flowered; peduncles slender, shorter than the leaves. Sepals 18-22 mm. long, connate into a tube for about 1/3 their length, the caudate apices about as long as the broad part- of the sepals, puberulent within, the broad, free part of the sepals oblong-ovate to triangular-ovate. Petals 3.5-5 mm. long and 1.2 mm. broad, subrhombic to oblong-lanceolate, acute, somewhat oblique, with a longitudinal callus along one margin. Lip 4.2-5 mm. long and 1.5-2 mm. broad, oblong- lanceolate to oblong-pandurate, obtuse or acute, apical portion denticulate, with two longitudinal keels which converge toward the apex.
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Distribution
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Costa Rica and Panama.
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Specimen
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CHIRIQUi: Boquete, alt. about 1360 m., Davidson 1271; "Chiriqui," Pfau; "Cerro Horconcito," alt. about 1360 m., Powell 268.
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Note
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Possibly the original collection of this species was from Chiriqui (Pfau), Powell's collection differs slightly from the others. The species is rare and more specimens are desired for study.
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