Botanical name: Shangwua jacea Family: Asteraceae (Sunflower family)
Synonyms: Saussurea jacea, Aplotaxis jacea, Theodorea jacea
Knapweed Saw-Wort is an erect perennial herb with numerous overlapping ovate half-clasping leaves, branched above, and with a lax cluster of few purple flower-heads with prominent dark-margined involucral bracts. Flower-heads are 1.5-2.3 cm long; involucre bell-shaped, bracts rigid, adpressed, the outer ovate, blunt or pointed, the inner longer, lanceshaped. Leaves are 4-7 cm, margin entire; stem 30-100 cm, woody below. Knapweed Saw-Wort is found in the Himalayas, from Afghanistan to Kashmir, at altitudes of 2700-3600 m. Flowering: July-August.
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The flower labeled Knapweed Saw-Wort is ...