Selaginella subvaginata, X. C. Zhang & Shalimov. A, B. Habitat. C. Axillary, 2020

Zhang, Xian-Chun, Shalimov, Aleksandr Petrovich & Zhang, Jong-Soo Kang and Meng-Hua, 2020, Selaginella subvaginata (Selaginellaceae), a new spikemoss from China, Journal of Species Research 9 (3), pp. 221-232 : 229-230

Key to S. subvaginata and related species

1. Main stems creeping, fertile branch erect ·················· 2

1. Main stems erect, suberect or ascending from decumbent base····································································· 3

2. Basiscopic base of ventral leaves denticulate or rarely ciliolate, sporophylls more or less anisophyllous; megaspores surfaces verrucate with reticulate ornamentation or verrucate and smooth ornamentation, microspores surfaces with verrucate ornamentation ············· ···································································· S. vaginata

2. Basiscopic base of ventral leaves with few cilia at base, sporophylls strongly anisophyllous; megaspore surfaces with verrucate and/or slightly vermiculate, with spinules micro-sculptures, microspores surfaces verrucate······························································· S. kurzii

3.Plants 8 - 30 cm, main stems ascending from decumbent base, ventral leaves oblong-falcate, acute at apex, acroscopic base short ciliolate to denticulate; megaspore surfaces with verrucate, rugulate, reticulate or granulate ornamentation, microspores surfaces verrucate ······························································ S. repanda

3.Plants 8 - 13(- 25) cm, main stems subetect, ventral leaves broadly oblong-falcate, acuminate at apex, acroscopic base densely long ciliolate; megaspores are reticulate with verrucate ornamentation, microspores are smooth, or sometimes with blunt particles······················ ·································································· S. subvaginata