滇藏杜鹃(原变种) dian zang du juan (yuan bian zhong)

Rhododendron eudoxum I. B. Balfour & Forrest subsp. temenium (I. B. Balfour & Forrest) Tagg; R. eudoxum subsp. pothinum (I. B. Balfour & Forrest) Tagg; R. pothinum I. B. Balfour & Forrest; R. temenium subsp. pothinum (I. B. Balfour & Forrest) Cowan.

Young shoots and pedicels strongly setose. Leaf blade glabrous. Inflorescence 4–6-flowered; corolla carmine to crimson; ovary densely tomentose. Fl. Jun–Jul, fr. Aug–Oct.

Alpine thickets, meadows, rocky slopes; 3000–4400 m. SE Xizang, NW Yunnan.