Didiclis khokhrjakovii (Shalimov) Li Bing Zhang & X.M. Zhou, 2024

Hu, Yu-Ping, Zhang, Li-Bing & Zhou, Xin-Mao, 2024, Asian Selaginellaceae: Five new combinations in Didiclis and Hypopterygiopsis, Phytotaxa 664 (2), pp. 155-158 : 156

Didiclis khokhrjakovii (Shalimov) Li Bing Zhang & X.M. Zhou , comb. nov.

Basionym: Selaginella khokhrjakovii Shalimov in Shalimov et al. (2024: 51).

Type : VIETNAM: Hô Chí Minh City (Saigon): plantations, zoo territory, 3 December 1979, A.P. Khokhryakov s.n. (holotype MHA0034906 ! ; isotypes MHA0034907 ! , MHA0034908 !) .

Distribution. Cambodia, (?) India, Malaysia, Myanmar, Thailand, and Vietnam ( Shalimov et al. 2024).

Notes: This species is similar to Didiclis flaccida in having main stems thick, primary leafy branches 2–8 cm, lax, secondary branches simple or rarely forked; dorsal leaves oblique, elliptic, narrowly ovate-elliptic or falcate, margins entire to subentire, and apex acuminate to cuspidate. However, D. khokhrjakovii has ventral leaves ovate, acuminate at apex, margins entire to subentire (with spaced teeth); dorsal leaves entire to subentire (with spaced toothed), apex acuminate. In contrast, D. flaccida has ventral leaves oblong-ovate, subacute at apex, margins entire at base, minutely denticulate towards at apex; dorsal leaves, margin entire, and apex acuminate to cuspidate ( Shalimov et al. 2024).