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Chinese Plant Names | Family List | Zingiberaceae | Alpinia

Alpinia sessiliflora Kitamura

大头山姜

Description from Flora of China

Alpinia macrocephala Hayata, Icon. Pl. Formos. 5: 223. 1915, not K. Schumann (1904); A. pricei Hayata var. sessiliflora (Kitamura) J. Jung Yang & J. C. Wang.

Pseudostems 1--2 m. Leaves petiolate; ligule oblong, abaxially hirsute; leaf blade linear-lanceolate, ca. 80 × 11 cm, adaxially glabrous, abaxially glabrous except sparsely villous along veins, base attenuate, margin hirsute, apex acute or acuminate. Spikes erect, dark red or purple-red, ca. 9 × 6 cm, densely flowered; rachis densely villous, base with 2 spathelike bracts subtending inflorescence; bracteoles ca. 3.2 cm, persistent. Pedicel absent. Calyx cylindric, ca. 1.5 cm × 8 mm, base velvety abaxially. Corolla tube ca. 1.4 cm, glabrous; lobes obovate, 1.8--2.2 cm. Lateral staminodes absent. Labellum suborbicular, ca. 2 × 2 cm, base constricted, margin crisped. Filament ca. 7 mm; anther ca. 8 mm. Ovary globose, less than 1 cm in diam., densely villous. Capsule dark red, fusiform-globose, ca. 1.5 × 1 cm, base with persistent bracteoles, apex with persistent calyx. Fl. Jan.

* Montane regions; 1300--2000 m. Taiwan.


 

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