Argyreia pierreana
Nomenclature
Accepted name/Authority/Place of publication:
Argyreia pierreana Bois, Rev. Hort. 78: 560. 1906.
Synonyms:
Argyreia liliiflora C.Y. Wu
A. seguinii (H. Lév.) Vaniot ex H. Lév.
C. sphaerocephalus Roxb.
I. sphaerocephala (Roxb.) Don
L. seguinii H. Lév.
Description
Habit:
Lianas. Stems terete, young parts villous, mature stems puberulous or glabrous.
Leaves:
Petiole 5–17 cm, pale dull yellow tomentose; leaf blade ovate to circular, 10–22 × 5.5–21 cm, glabrous adaxially, dull yellowish tomentose abaxially, base cuneate, rounded, or shallowly cordate, apex ± acute; lateral veins 10–15 pairs.
Inflorescences:
Inflorescences nearly capitate, cymose, 5–6 cm wide; peduncle 2–5 cm, densely dull yellow villous; bracts broadly ovate, 2–3.5 × 2–3 cm, apex obtuse or acute; inner bracts persistent, red, smaller, ± pubescent abaxially, glabrous adaxially. Pedicel ca. 7 mm.
Flowers:
Sepals rose-purplish, ovate to oblong, apex obtuse; outer 3 sepals 15–17 × 8 mm; inner 2 sepals smaller. Corolla purple, pink, or whitish, funnelform, 5–7 cm; limb 3–4 cm in diam., whitish villous outside. Stamens and pistil included; filaments verruculose at base, anthers oblong to sagittate. Ovary glabrous; style jointed basally, to 3.5 cm.
Fruits:
Berry surrounded by enlarged calyx, red, globose, 8–10 mm in diam.
Seeds:
Seeds 4 or fewer, whitish, 4–5 mm, scurfy, glabrate.
References:
Fang R.C., G. Staples, et al. 1995. Convolvulaceae in P. Raven & C.Y. Wu (eds.) Flora of China 16: 271–325.
Biogeography, Ecology and Natural History
Distribution Map:
Distribution:
China (Guangxi, Guizhou, SE Yunnan), Laos, Vietnam.
Ecology:
Thickets;
500–1400 m.
Phenology:
Flw. Jul-Oct, frt. Oct-Feb.
References:
Fang R.C., G. Staples, et al. 1995. Convolvulaceae in P. Raven & C.Y. Wu (eds.) Flora of China 16: 271–325.
Other information
Common names and uses:
dong jing yin bei teng (Chinese).
The whole plant, roots, and leaves have several local medicinal uses.
Authorship for webpage
Editor:
George Staples, Esmond Er
Contributors: