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Volume IV (1988) - Flora of New Zealand Naturalised Pteridophytes, Gymnosperms, Dicotyledons
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Phaseolus L.

PHASEOLUS L.

Climbing annuals or perennials, usually herbaceous; stems rounded. Lvs pinnately 3-foliolate or rarely with 1 leaflet, stipellate; petiolules unequal; stipules simple, striate. Infl. axillary, racemose, few- to many-flowered. Calyx campanulate; calyx teeth much < tube, connate or free. Keel spirally twisted; stamens diadelphous; anthers uniform. Style thickened within the beak of the keel and twisted with it; ovules numerous. Pod terete or compressed, 2-valved; seeds with a small hilum, estrophiolate.

Key

1
Stipules c. 3-6 mm long; pod oblong and usually somewhat curved, 100-300 mm long
1. *coccineus
Stipules c. 2 mm long; pod boat-shaped, 40-100 mm long
2. *lunatus

50 spp., neotropics, neosubtropics, E. U.S.A. Naturalised spp. 2.

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