View source for Rhynchosia rufescens (PROSEA)

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<big>''[[Rhynchosia rufescens]]'' (Willd.) DC.</big>
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:Family: Leguminosae - Papilionoideae

== Synonyms ==

*''Glycine rufescens'' Willd.,
*''Cyanospermum javanicum'' Miquel.

== Distribution ==

India, Bangladesh, Sri Lanka, Cambodia, Java.

== Uses ==

A component of natural fallow vegetation, worked into the soil as a green manure. It is not a cover crop.

== Observations ==

*Deep rooting, viscid herb, up to 1.5 m tall. Branches trailing, long, short grey pubescent.
*Leaves trifoliolate; petiole 2.5-5 cm long; stipules minute, caducous; leaflets ovate to oblong, 2.5-7.5 cm × 1-4 cm, pubescent.
*Inflorescence a lax, subsessile raceme, up to 15 cm long, 2-10-flowered; pedicel 3-6 mm long.
*Calyx campanulate, 5-lobed, about 13 mm long, persistent in fruit; corolla yellow, about 13 mm long.
*Pod flattened-globose, 11 mm × 5 mm, finely downy, 1-seeded.

''R. rufescens'' occurs in open country, brushwood and hedges, up to 900 m altitude. Initial growth is slow. It produces no prostrate stems but trailing shoots and is richly nodulating. It is not harmed by diseases and pests and is suitable for monsoon areas.

== Selected sources ==

*Backer, C.A. & Bakhuizen van den Brink Jr., R.C., 1963-1968. Flora of Java. 3 volumes. Wolters-Noordhoff, Groningen, the Netherlands. 647, 641, 761 pp.
*Flore du Cambodge, du Laos et du Viêt-nam [Flora of Cambodia, Laos and Vietnam] (various editors), 1960-. Volume 1-. Muséum National d'Histoire Naturelle, Laboratoire de Phanérogamie, Paris, France.
*Heyne, K., 1950. De nuttige planten van Indonesië [The useful plants of Indonesia]. 3rd Edition. 2 volumes. W. van Hoeve, the Hague, the Netherlands/Bandung, Indonesia. 261, 1450 pp.
*Hooker, J.D. (Editor), 1872-1879. Flora of British India. 7 volumes. 2nd Indian reprint 1978. Periodical Expert Book Agency, New Delhi, India.

== Authors ==

*M.S.M. Sosef & L.J.G. van der Maesen

[[Category:Auxiliary plants (PROSEA)]]
[[Category:PROSEA]]