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Siberian Swallow-Wort
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Siberian Swallow-Wort
P Native Photo: Viktor Björkert
Common name: Siberian Swallow-Wort
Botanical name: Cynanchum acutum subsp. sibiricum    Family: Apocynaceae (Oleander family)
Synonyms: Cynanchum sibiricum

Siberian Swallow-Wort is a perennial twining plant, branches slightly velvet-hairy when young, becoming hairless. Flowers are purplish or white, petals about 4-5 mm long, linear, pointed to blunt. Corona 5 lobed, lobes broad, with a tail, with tongue-like process near base within. Sepal-cup is 1.5-2 mm long, white minutely hairy, teeth triangular, cup very small. Flowers are borne in stalked cymes in leaf-axils. Flower-cluster-stalks are 1-6 cm long, flower-stalks 5-10 mm long. Leaves are 2-15 x 1.5-10 cm, eared to heart-shaped, lobes rounded, tip pointed, hairless to nearly so. Leaf-stalks are up to 1-5 cm long. Seedpods are 6-16 cm x 8-10 mm long, hairless, tapering. Siberian Swallow-Wort is found in E Türkiye to SW Siberia, N China and West Himalaya. Flowering: June-August.

Identification credit: Viktor Björkert Photographed in Ladakh.

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