The umbel inflorescence blooms simultaneously with the leaves, 5-15 cm in diameter, without large sterile flowers. It has reddish-brown glands on the calyx tube, with 5-7 primary rays bearing flowers on the second to third order branches.
It is also distributed in India, Nepal, Sikkim, Bhutan, northern Myanmar, and northern Vietnam.
Viburnum nervosum D. Don
White or slightly reddish, radially symmetric, 6-10 mm in diameter, with ovate to broadly elliptic petals.