青城姜花 qing cheng jiang hua

Pseudostems 0.8--1.2 m. Leaves sessile or subsessile; ligule 2--4 cm, membranous, appressed villous; leaf blade lanceolate or elliptic-lanceolate, 20--40 × 4--8 cm, adaxially glabrous, abaxially densely appressed villous, base attenuate, apex caudate-acuminate. Spikes ellipsoid or oblong, 6--15 cm, villous; bracts oblong, 3.5--5 × 1--1.5 cm, villous, 1--3-flowered, margin usually involute; bracteoles lanceolate, 1.5--2.4 cm. Flowers white. Calyx membranous, 3.5--4.5 cm, split on 1 side, distally villous. Corolla tube 7--8 cm; lobes linear, 3--3.8 cm. Lateral staminodes oblong-oblanceolate, 3--3.5 cm × 8--10 mm, margin entire or undulate. Labellum with an orange spot at center, obovate, 3--3.5 × 2--2.5 cm, apex 2-cleft; lobes entire or irregularly undulate at margin. Filament 3--3.5 cm; anther yellow, ca. 1.5 cm. Ovary oblong, white sericeous. Fl. Jul--Sep, fr. Sep--Oct.

* Forests; ca. 500 m. C Sichuan (Guan Xian).

Edible.