TABLE 1 in Selaginella subchaetoloma (Sect. Heterostachys; Selaginellaceae), a new species from Southwest China

TABLE 1. Main distinguishing characteristics of Selaginella chaetoloma and S. subchaetoloma. S. chaetolomaS. subchaetolomaHabitPlants nearly creepingPlants with creeping sterile parts and ascending fertile partsAxillary leavesOvate to ovate-lanceolate, slightly asymmetricalOvate to ovate-lanceolate, symmetricalDorsal leavesApex aristate, arista 0.40–0.50 mmApex abruptly short-acuminateVentral leavesMargins not involute when dryMargins slightly involute when dryDorsal sporophyllsOvate-lanceolateOvate-triangularMicrospore surfacesLarge verrucate ornamentation covered with spiny microstructureSmall verrucate ornamentation covered with verrucous microstructureDistributionGuangxi and Guizhou of ChinaYunnan and Sichuan of ChinaElevation900–1100 m1200–2300 mHabitatEpilithic or terrestrial in limestone caves of broadleaf forest.Terrestrial in Yunnan pine or conifer-broadleaf forest.