Naithani, H.B. et al. 2019. <i>Henckelia urticifolia</i> (Buch.-Ham. ex D. Don) A.Dietr.- An addition to the Flora of Uttarakhand. Indian Forester. 145, 4 (Apr. 2019), 398–399. DOI:https://doi.org/10.36808/if/2019/v145i4/145137.