Aconitum assamicum Lauener in Notes R. Bot. Gard. Edinb. 25: 28. 1963.

Herbs, biennial; stems simple, erect, up to 60 cm high, with long spreading golden hairs. Cauline leaves reniform. Inflorescence up to 15 cm long, paniculate. Flowers pale yellow. Sepals with long hairs. Petals (honey-scales) ca 1.5 cm long, more or less glabrous. Carpels 3, densely golden hairy.

Fl. Sept.

Distrib. India: E. Himalayas, 3900 - 4300 m. Arunachal Pradesh.

Endemic.

Notes. Closely related to A. orochryseum of Nepal and Bhutan.