Nomenclature
Accepted name/Authority/Place of publication:
Argyreia ooststroomii Hoogland, Blumea 7: 189. fig. 1, a–g. 1952.
Description
Habit:
Liana, all parts appressed brownish hairy; stems to 6 m.
Leaves:
Leaves broadly elliptic to ovate, 6.7–11.6 cm by 4.1–6.0 cm, coriaceous, base rounded or retuse, apex obtuse to rounded, mucronate, upper side glabrous, underside sparsely hairy; lateral veins usually 7 (6–8) per side; petiole stout, 1.4–3.7 cm.
Inflorescences:
Inflorescences axillary or terminal on lateral branches, crowded-paniculate, many-flowered, bracteose; peduncle: when axillary stout, 1–2.5 cm long, often hidden, when terminal 8–18.6 cm; bracts orbicular-obovate, concave, 0.7–1 cm long, persistent; pedicels 0–6 mm long.
Flowers:
Flower sepals subequal, outer 2 broader, obovate to orbicular, 6–8 mm long, rounded, concave, apex and margins randomly torn; corolla campanulate-funnelform, 2.3–2.6 by 1.5–2.0 cm, limb shallowly 5-lobed, lobes erect (not spreading), white or pale pinkish, red-violet inside tube, midpetaline bands golden sericeous outside, glabrous elsewhere; stamens included, subequal, 14–15.5 mm, filament bases glabrous, anthers sagittate; pistil included, disc 5-lobulate, ovary glabrous, style 13–15 mm long.
Fruits:
Berry broadly ellipsoid, 11–14 by 7–10 mm diam., red, base clasped by persistent (but scarcely enlarged) calyx.
Seeds:
Seed 1, ellipsoid, 9 mm, black.
References:
Staples, G. & P. Traiperm. 2010. Argyreia in Convolvulaceae. Fl. Thailand 10(3): 337–371.
Biogeography, Ecology and Natural History
Distribution Map:
Distribution:
Malaysia, Thailand.
Ecology:
Evergreen forest
and tropical rain forest, near streams; altitude: 150 m.
Phenology:
Flowering: February, April, July; fruiting: April.
References:
Staples, G. & P. Traiperm. 2010. Argyreia in Convolvulaceae. Fl. Thailand 10(3): 337–371.
Other information
Common names and uses:
Kor lae ka yoh (Thai).
Authorship for webpage
Editor:
George Staples, Esmond Er
Contributors:
Classification:
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