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FOC | Family List | FOC Vol. 19 | Acanthaceae | Echinacanthus

3. Echinacanthus lofouensis (H. Léveillé) J. R. I. Wood, Edinburgh J. Bot. 51: 186. 1994.

黄花恋岩花 huang hua lian yan hua

Strobilanthes lofouensis H. Léveillé, Repert. Spec. Nov. Regni Veg. 12: 99. 1913; Echinacanthus flaviflorus H. S. Lo & D. Fang.

Shrubs 1-3 m tall. Stems 4-angled, lenticellate, subglabrous. Petiole 0.5-2 cm, shortly hirsute; leaf blade ovate, lanceolate, or narrowly lanceolate, (2-)6-12 × (1-)1.5-3 cm, abaxially pubescent in vein axils, adaxially glabrous, midvein usually barbate, secondary veins 5 or 6 on each side of midvein, base broadly cuneate to subrounded, margin entire, apex acuminate. Cymes axillary, usually (1-)3-flowered; peduncle 1-2 cm, pubescent; bracts subleaflike, 1-1.5 × 0.5-1 cm, caducous. Calyx 1.2-1.4 cm but to 1.8 cm in fruit, both surfaces densely white pubescent; lobes linear, apex acuminate. Corolla yellow, ca. 4 cm, outside pubescent; tube basally ca. 3 mm wide for ca. 1 cm then expanding to mouth; lobes semicircular, ca. 5 mm. Staminal filaments 1-1.3 cm, densely villous; anther thecae ovoid, ca. 3 mm, each with 1 spur at base. Ovary densely villous; style pilose. Capsule linear-oblong, ca. 1.5 cm, densely pubescent, 8-12-seeded. Fl. May-Oct.

● Limestone hills in forests; 500-1000 m. Guangxi, Guizhou.


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