Angraecum dollii Senghas, J. Orchideenfr. 4: 16 (1997).
Homotypic Synonyms:
Rudolfangraecum dollii (Senghas) Szlach., Mytnik & Grochocka, Biodivers. Res. Conservation 29: 21 (2013).
Description:
Plant pendent; stems to 40 cm long, bearing well-spaced leaves in the apical half. Leaves spreading, V-shaped in cross section, unequally bilobed at the apex, succulent, 12 cm 1ong, 15 mm wide when flattened. Inflorescence 3 cm long, single-flowered; peduncle covered with 2 or 3 black sheaths; bract thin, brown, 5-6 mm long; ovary triangular, ridged, 5 cm long. Flower with pale yellowish green sepals and petals, sparkling white lip; dorsal sepal lanceolate, widest at the base, 5 cm long, 10 mm wide at the base; lateral sepals similar, somewhat curved; petals similar but shorter, curved lip concave, orbicular in the lower half with a short keel towards the base, a long attenuate acumen above, 4 cm long, 22 mm wide; spur funnel-shaped at first, then narrowing and curved through 180o, major part slender, 14 cm long.
Etymology:
Named for the collector, Hilmar Doll, an enthusiastic orchid grower in Germany.
Habitat:
Epiphyte in seasonally dry forest; 1000 m.
Cultivation:
As given for the genus, warm to cool growing.
Distribution:
C. Madagascar
References:
Angraecoid Orchids Stewart, Hermans, Campbell 2006; Orchids of Madagascar Hermans 2007; Field Guide to the Orchids of Madagascar Cribb & Herman 2009; WCSP (2017). 'World Checklist of Selected Plant Families. 27.01-2017; http://apps.kew.org/wcsp/
Images:
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Photograph Gilles Grunenwald. Image used with kind permission. Photograph Gilles Grunenwald. Image used with kind permission. Photograph Gilles Grunenwald. Image used with kind permission. Photograph Gilles Grunenwald. Image used with kind permission. Photograph Gilles Grunenwald. Image used with kind permission.