Alpinia uraiensis Hayata

Pseudostems more than 2 m. Leaves sessile; ligule oblong-triangular, 1--1.5 cm × ca. 6 mm, abaxially hirsute, apex obtuse; leaf blade linear-lanceolate, ca. 1 m × 13 cm, glabrous, base and apex acuminate. Racemes erect, flowering part ca. 25 cm, densely flowered; rachis densely strigose-tomentose, many grooved; bracts reddish purple at apex, linear, ca. 2.5 cm × 4--5 mm, glabrous; bracteoles orbicular, ca. 5.5 cm, glabrous except strigose at base abaxially. Pedicel ca. 3 mm, moderately stout, densely tomentose. Calyx nearly white, campanulate-cylindric, ca. 3.5 × 2 cm, deeply split on 1 side, abaxially sparsely hirsute, apex finely 6-toothed. Corolla tube ca. 1.3 cm, abaxially sparsely hirsute or subglabrous; central lobe obovate-oblong, ca. 3.5 × 2.8 cm. Lateral staminodes linear, ca. 2 mm. Labellum yellow with reddish center, with radiate stripes on distal middle part disappearing at margin, oblong-triangular, ca. 5 × 4 cm, apex 2-cleft; lobes 6--7 mm, with small warts, base densely villous. Filament ca. 1 cm; anther ca. 1.8 cm. Ovary globose. Style apex cupular. Capsule pale scarlet, globose, ca. 2.5 cm in diam., densely hairy. Fl. Apr--May.

* Taiwan.

Languas uraiensis (Hayata) Sasaki.

Alpinia uraiensis est une espèce de plante herbacée vivace du genre Alpinia de la famille des Zingiberaceae, originaire du Nord de l'Ile de Taiwan.

Une première description en est faite en 1915 par Bunzo Hayata dans son ouvrage "Icones Plantarum Formosanarum nec non et Contributiones ad Floram Formosanam", fascicule 5, page 224.

Alpinia uraiensis là một loài thực vật có hoa trong họ Gừng. Loài này được Hayata mô tả khoa học đầu tiên năm 1915.

大花山姜（学名：Alpinia uraiensis）为姜科山姜属下的一个种。