| General Information |
| Distribution | Native to tropical East Africa, Mascarene Islands, tropical Asia, throughout Malesia to northern Australia, and Fiji.In the Hawaiian Islands,
naturalized on
Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.
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Habit
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Vine; crushed parts with strong odor; stems twining or sometimes prostrate, herbaceous, slender, to ca. 3 m long, glabrate or pilose.
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Leaves
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Leaves petiolate; blade chartaceous, ovate to cordate, 2.3‒9 cm long, 2‒6.3 cm wide, pubescent or glabrate, margin entire, apex acuminate or apiculate, base cordate; petiole 2‒5.3 cm long, about as long as blade.
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Flowers
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Inflorescences solitary or several-flowered, peduncle 3.5‒4 cm long; bracts scalelike. Flowers on pedicel 10‒20 mm long; sepals narrowly to broadly ovate, 4‒8 mm long, minutely verrucose, glabrous or sparsely pilose, margin scarious, apex acute or apiculate; corolla white or sometimes yellow to orange, usually the limb white and nectar guides yellow, throat purple or brown tinged, campanulate, 1.4‒2.5 cm long.
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Fruit
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Fruit brown, globose, 0.8‒1.2 cm long, glabrous.
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Seeds
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Seeds 1‒4, black, ovoid, 5‒5.5 mm long, appressed pubescent or velvety pubescent.
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Chromosomes
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2n = 30.
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Contributor
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Nancy Khan
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