Heather Angel / Broomrape (Pedicularis longiflora) in wet meadow amongst Horsetail (Equisetum sp). Maroon marks on flowers act as Nectar guides. Road from Barkham to Ruo Er Gai, Sichuan Province, China. July.

Dr. Axel Gebauer / Longiflora (Pedicularis longifolia var tubiformis) in marsh meadow, Koko Nor lake, Tso Ngonbo, Qinghai Hu, Qinghai Province, Tibet, Amdo, China