Impatiens platypetala (PROSEA)

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Plant Resources of South-East Asia
Introduction
List of species


Impatiens platypetala Lindley


Protologue: Bot. Reg.:
  • 32. Airy Shaw, H.K., 1975. The Euphorbiaceae of Borneo. Kew Bulletin Additional Series IV. Her Majesty's Stationery Office, London, United Kingdom. 245 pp.t. 68 (1846).

Synonyms

Balsamina sumatrana Miq. (1846).

Vernacular names

  • Indonesia: pacar leuweung, pacar tere (Sundanese), pacar banyu (Javanese).

Distribution

Widely distributed in South-East Asia, common in Malaysia and Indonesia.

Uses

In Java, the leaves are used for poulticing skin problems, and as a diuretic for children.


Observations

A perennial herb, 30-100 cm tall, erect or decumbent; leaves 3-whorled, sometimes opposite, ovate to ovate-elliptical, 6-11.5 cm × 1-3.5 cm, base attenuate, apex acute to acuminate, margins shallowly serrate, petiole 0.7-2.8 cm long; flowers solitary, pedicel slender, 4-6.5 cm long, lateral sepals lanceolate to ovate, 7-12 mm long, acuminate, lower sepal shallowly navicular, 8-12 mm long, abruptly constricted into a curved, filiform spur 20-40 mm long, whitish or greenish, petals flat, obcordate, dorsal petal 11-14 mm × 7-9 mm, lateral united petals 19-21 mm long, shallowly emarginate, upper pair slightly smaller than lower pair; corolla pink, rose, purple, violet, white, or white with a coloured eye; capsule fusiform, 16-18 mm × 4-5 mm, glabrous. I. platypetala is a variable species, and occurs in lowland and montane forest, growing in gullies, along streams, in damp, shaded and semi-shaded localities, forest clearings, often gregarious, at 100-1600 m altitude.

Selected sources

74,

  • Burkill, I.H., 1966. A dictionary of the economic products of the Malay Peninsula. Revised reprint. 2 volumes. Ministry of Agriculture and Co-operatives, Kuala Lumpur, Malaysia. Vol. 1 (A-H) pp. 1-1240, Vol. 2 (I-Z) pp. 1241-2444.

407.

Authors

Rosna Mat Taha