Figure 1 from: Valdespino IA (2017) Novel fern- and centipede-like Selaginella (Selaginellaceae) species and a new combination from South America. PhytoKeys 91: 13-38. https://doi.org/10.3897/phytokeys.91.21417

Figure 1 - Selaginella altheae Valdespino. A Habit, upper surface of stem B Close up of section of the upper surface of the stem C Habit, lower surface of stem D Close up of section of the lower surface of the stem. A–D digitized images of holotype, Maguire et al. 60249 (NY).