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Published In: Species Plantarum 2: 626. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Flower/Fruit: Fl.Per. March-May.
Type: Type: Hab. in America; Herb. Linn.718/1 (LINN).
Distribution: Distribution: A native of tropical America, introduced and widely cultivated as an ornamental.
Comment/Acknowledgements: The ‘Purple-wreath’ is sometimes cultivated in our gardens for its beautiful, showy, stellate flowers.
Photo: Petrea volubilis L. (Photo)
Map Location: C-7 Rawalpindi Dist.: Rawalpindi, Gordon College campus, R.R. Stewart s.n. (RAW); G-4 Karachi Dist., Karachi, Jinnah garden, cult. shrub, 27.2.66, Saida Qureshi s.n. (KUH); Sultanul Abedin 9795 (KUH); Adamji nagar, 25.3.69, Saida, Zaibun & Nuzhat s.n. (KUH); Burns garden, 25.3.62, Shamim s.n. (KUH).


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Shrub, twining to suberect, up to 6 m tall, hairy. Leaves elliptic, ovate-elliptic to oblong, 5-20 cm long, 2.5-10 cm broad, asperous, entire or wavy at margin, usually acute; petiole 1-1.5 cm long. Racemes terminal, up to 30 cm long. Flowers blue or pale violet; pedicel 7-8 mm long. Calyx petaloid, tube 2-3 mm long, lobes 12-18 mm long, 4-6 mm broad, oblong; throat scales triangular, acute. Corolla salver-shaped, bright blue, tube infundibuliform., pubescent above and densely hairy near stamen insertion within; anterior lobe largest. Fruit somewhat obovate-oblong, enclosed within the hardened calyx.
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