Species Information - Crepidium gregorii

Crepidium gregorii (Marg. & Szlach.) Schuit. & de Vogel , Malesian Orchid J. 9 (2012 publ. 2011) 6.

Type: BW (Koster) 4379 (holo L)

Synonyms:

• Pseudoliparis gregorii Marg. & Szlach., Ann. Bot. Fenn. 37 (2000) 279
• Crepidium grandifolium (Schltr.) Szlach., Fragm. Florist. Geobot. Suppl. 3 (1995) 127

Plant up to 41 cm tall, single-stemmed. Rhizome 0.4—0.55 cm diam., with loose node scales. Leafy stem erect, fusiform, completely covered by leaf petioles and sheaths, c. 6.8 by 0.5—0.7 cm. Leaves 6; petiole 1.8—3.3 by 0.5—0.8 cm when spread; leaf sheath 1.5—2.8 by 0.6—0.9 cm; leaf blade oblique, ovate to oblong-ovate, attenuate, 9.2—13.3 by 3.2—4.9 cm, with acuminate apex, 3—5-nerved. Inflorescence elongating with age, c. 34.5 cm long; peduncle c. 17.3 cm long; raceme c. 150-flowered, c. 17.2 cm tall, with fairly dense flowers its lower part, above denser so. Sterile bracts few, reflexed, narrowly lanceolate, distinctly attenuate, 0.1—0.14 by 0.26—0.32 cm; apex acuminate; 3-nerved, main nerve thicker and more distinct. Floral bracts reflexed, linear to narrowly lanceolate, attenuate, 0.35—0.55 by 0.08—0.13(0.16) cm; apex acuminate; 3-nerved, main nerve thicker and more distinct. Pedicel 0.35—0.5 by 0.03—0.04(—0.05) cm; ovary 0.3—0.5 by 0.05—0.12 cm. Flowers 0.48—0.56 cm. Median sepal oblong-ovate, 0.32—0.35 by 0.15—0.2 cm; base slightly obcordate; apex apiculate. Lateral sepals obliquely ovate, 0.28—0.3 by 0.18—0.22 cm; base obcordate; apex apiculate; margins sometimes wavy. Petals slightly falcate, oblanceolate, straight attenuate, 0.32— 0.34 by 0.08—0.09 cm; base rather long cuneate; apex acute. Lip in general outline about orbicular; mid-lobe flat, about semi-orbicular, 0.7—0.9 mm long, 0.8—1 mm base; top rounded and slightly concave; margins reflexed and plicate; lateral lobes subparallel, falcate, nearly triangular, 0.12—0.15 by 0.1—0.13 cm; apex obtuse. Gynostemium erect, 0.2—0.22 by 0.1—0.15 cm; about halfway with a large, flat, falcate, downwards curved appendage 0.07—0.08 by 0.04—0.06 cm; staminodes shorter than the anther, rectangular, (0.05—) 0.06—0.07 by c. 0.03 cm, with truncate apex, slightly folded back from the anther. Anther c. 0.05 cm long and; top with two small tips at distal margin. Fruit oblong-obovate, 0.8—1.1 by 0.4—0.6 cm.
(after Margonska, 2005)

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