3.33. Epilobium wallichianum Hausskn. (Fig. 3C).

Lectotype (designated by Raven 1962a):— INDIA. Sikkim: 3 August 1849, Hooker s.n. (K000979300!).

= Epilobium duclouxii Léveillé (1908: 110) .

Type:— CHINA. Yunnan: “San-Chan pres Tchen-Hiong”, 19 August 1905, Mey 500 (not located).

= Epilobium mairei Léveillé (1913: 283) .

Type:— CHINA. Yunnan: lakes on the “plateaux of Ta-Hai”, 3200 m, July 1912, E. E. Maire s.n. (not located).

= Epilobium souliei Léveillé (1907: 588) . ≡ Epilobium wallichianum Hausskn. subsp. souliei (H.Lév.) Raven (1962a: 66) .

Type:— CHINA. Sichuan: Kangding, Tongolo, approximately 30°03’N, 101°23’E, 1893, Soulie 350 (G).

= Epilobium sykesii Raven (1962a: 366) .

Type:— NEPAL. South of Gurjakhani, approximately 28°36’N, 83°13’E, 3050 m, near small streams, 19 August 1954, Stainton, Sykes & Williams 3894 (holotype BM000957923!, isotypes CAS0033538 digital image, A00054046 digital image).

Distribution: —C Nepal, E Nepal, Sikkim & Darjiling, Bhutan, M Yarlung Zangbo, L Yarlung Zangbo, Yarlung Zangbo-Brahmaputra, S Hengduan, N Hengduan, Tangut.

Note: — Epilobium wallichianum is one of the most common species in the in eastern Pan-Himalaya. This species is similar with E. sikkimense, but with densely villous throughout. It is also similar with E. amurense, but can be distinguished by the stigma shape. The stigma of E. amurense has a sub-flat apex, whereas the stigma of E. wallichianum has a suborbicular apex.