All Floras      Advanced Search
FOC Vol. 19 Page 437, 438 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 19 | Acanthaceae | Asystasia

3. Asystasia salicifolia Craib, Bull. Misc. Inform. Kew. 1918: 367. 1918.

囊管花 nang guan hua

Herbs to 1 m tall. Stems 4-angled, pilose. Petiole ca. 5 mm, sparsely hirsute; leaf blade lanceolate, (5-)12-18 × (1.2-) 1.8-2.8 cm, glabrous or hirsute along veins, secondary veins 6-9 on each side of midvein, base attenuate and decurrent onto petiole, margin entire, apex acuminate. Racemes terminal or rarely axillary, 5-10 cm; bracts triangular, 2-3 × ca. 1 mm, pilose with gland-tipped trichomes; bracteoles similar to bracts. Pedicel 1-3 mm, pilose. Calyx 5-6 mm, outside pilose with gland-tipped trichomes; lobes lanceolate. Corolla red to purplish red, 3.5-4 cm, outside gland-tipped pilose, inside pubescent in throat; lobes ovate, 5-6 × ca. 5 mm. Stamens included; filaments glabrous, longer pair ca. 1 cm, shorter pair ca. 0.8 cm; anther thecae oblong, ca. 3 mm. Ovary pilose; style ca. 2.8 cm, base pilose; stigma apically 2-cleft. Capsule and seeds not seen. Fl. Aug-Oct, fr. Nov-Jan.

Forests. Yunnan [India, Laos, Myanmar, Thailand].

Specimens identified as "Asystasia henryi" (C. Y. Wu, Index Fl. Yunnan. 2: 1669. 1984), which is not a validly published name, belong here.

Outside of China variation in Asystasia salicifolia also includes corollas pinkish to purplish (or rarely entirely white) and leaf blade margins entire to subsinuate.


Flora of China @
Browse by
Advanced Search

Flora of China Home




 |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |