生活型

herb

形態特徵

• Herbs to 40 cm tall or more; stems slender, prostrate, often rooting at lower nodes, slightly puberulent.
• Leaves membranaceous, broadly ovate to oblong-lanceolate 1.5–4 cm long, 1–3 cm wide, apex acute or obtuse, base cuneate or attenuate, margins entire or slightly undulate, both surfaces glabrous, sparingly hirsute along veins; petioles 1–3 cm long, pubescent.
• Spikes terminal or axillary, 3–6 cm long; sterile bracts elliptic, ca. 6 mm long, 2–4 mm wide, sparingly ciliate; fertile bracts obovate or obovate-oblong, 6–8 mm long, 2.5–4 mm wide; bracteoles 2, ovate, 6–7 mm long, 4–5 mm wide, apex mucronate, margins hyaline, sparingly ciliate; calyx 5-partite, segments linear-lanceolate, ca. 5 mm long; corolla bluish, 6–8 mm long, slightly pilose and glandular-punctate without, limb bilabiate, upper lip shallowly dentate at apex, lower lip 3-lobed, lobes ca. 7 mm long; style 1 cm long, glabrous, stigma obtuse.
• Capsule ovoid, ca. 6 mm long; seeds suborbicular, ca. 1.5 mm wide, minutely tuberculate.

分布

• 台灣 : in the southwestern and eastern parts, rare.
• 世界 : Southern China.

引證標本

PINGTUNG: Lilungshan, Hu et al. 917; Alikuan, Mutuda s. n. 1918. TAITUNG: Chihpen-yueh, Sasaki s. n. Oct. 9, 1934. HUALIEN: Antung, Liu & Yang 291.

參考文獻

• HSIEH, Chang-Fu and HUANG, Tseng-Chieng, Flora of Taiwan, second edition 4: 676. 1998.  (Fl. Taiwan 2nd edit.)