Nomenclature
Accepted name/Authority/Place of publication:
Argyreiasorsogonensis(Elmer) Ooststr., Blumea 6 (1950) 340.
Synonyms:
Rivea sorsogonensis Elmer, Leafl. Philip.Bot. 10 (1939) 3721.
Description
Habit:
Stems twining, terete, solid, very sparsely pilose, light to dark brown.
Leaves:
Leaves narrowly ovate to oblong, 7-15 by 3-6 cm, rounded at the base, gradually attenuate towards the acute, mucronulate apex, sparsely strigillose or glabrous above, subglabrous beneath or sparsely strigillose on the nerves; nerves ca 8 on either side of the midrib; petiole 3½- 7 cm, strigillose.
Inflorescences:
Peduncles axillary, up to 18 cm long, strigillose. Flowers in a few-flowered cyme with long-persistent, oblong-lanceolate, acute, sparsely appressed-pilose, 15- 22 mm long bracts, inserted at the base of the pedicels. Pedicels 2- 3 mm long, densely appressed-pilose.
Flowers:
Sepals 7½- 8 mm long; two outer ones ovate, obtuse or shortly a piculate, densely greyish appressed-pilose outside, glabrous inside; sepal 3 slightly broader, obtuse, with one glabrous margin; two inner sepals broad-ovate, obtuse, with two glabrous margins. Corolla funnel-shaped (only seen
in bud); limb subentire, slightly undulate; midpetaline bands sericeous, connecting fields and basal portion of corolla glabrous. Ovary glabrous, 2-celled.
Fruits:
Fruit unknown.
References:
Ooststroom,S.J. van & R.D. Hoogland. 1953. Convolvulaceae In Flora Malesiana 4:388–512.
Biogeography, Ecology and Natural History
Distribution:
Philippines (Luzon).
Ecology:
In light woods among shrubberies
at 300 m.
References:
Ooststroom,S.J. van & R.D. Hoogland. 1953. Convolvulaceae In Flora Malesiana 4:388–512.
Authorship for webpage
Editor:
Esmond Er
Contributors:
Classification:
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