Reference: Draper I., Hedenäs L., Stech M., Patiño J., Werner O., González-Mancebo J. M., Sim-Sim M., Lopes T. & Ros R.M. 2015. How many species of Isothecium (Lembophyllaceae, Bryophyta) are there in Macaronesia? A survey using integrative taxonomy. Botanical Journal of the Linnean Society 177:418-438.
