- Scientific Name: Prunella vulgaris subsp. asiatica (Nakai) H.Hara
- Ref: Enum. Spermatophytarum Japon. 1:222. 1948
- Synonym: Prunella asiatica Nakai, Prunella japonica Makino
- English Common Name: Asian self-heal
- Chinese Common Name: 山菠菜 shān∙bōcài
- Japanese Common Name: ウツボグサ [靫草/靭草] utsubogusa
- Family: Lamiaceae
- Genus: Prunella
- Distribution: Grassy slopes, wet areas, thickets; 0-1700 m. Anhui, Heilong-jiang, Jiangsu, Jiangxi, Jilin, Liaoning, Shandong, Shanxi, Zhejiang [Japan, Korea]
- Photo: 07/22/2010, Mt. Changbai, Jilin
Stems purple-red, numerous, ascending, 20-60 cm, pilose especially toward apex. Petiole 1-2 cm; leaf blade ovate to ovate-oblong, 3-4.5 × 1-1.5 cm, adaxially appressed puberulent or subglabrous, abaxially sparsely pilose on veins, base cuneate to attenuate, margin slightly undulate or crenate-serrate, apex obtuse to acute. Spikes terminal, 3-5 cm, sessile; floral leaves subsessile or short petiolate, broadly lanceolate; bracts tinged red, reduced at apex, oblate, 5-8 × 6-8 mm, caudate, veins pilose. Pedicel ca. 2 mm. Calyx ca. 1 cm, apex red or purple, white villous, tube ca. 4 mm, turbinate; upper lip subcircular, ca. 6 mm wide, truncate; lower lip narrower, ca. 3.5 mm, teeth lanceolate, spiny. Corolla purplish or dark purple to white, 1.8-2.1 cm, glabrous; tube ca. 1 cm, abruptly dilated beyond middle; upper lip oblong, ca. 9 × 6 mm, concave, keeled; lower lip ca. 8 × 9 mm, middle lobe subcircular, fringed; lateral lobes oblong, small, pendulous. Anterior stamens very long. Nutlets ovoid, ca. 1.5 × 1 mm, apex rounded, glabrous. Fl. May-Jul, fr. Aug-Sep. (Flora of China)
