REFERENCES
- Delgadillo, M. C. (1973a). A new species, nomenclatural changes, and generic limits in Aloina Aloinella, and Crossidium (Musci). Bryologist 76, 271–7.
- Delgadillo, M. C. (1973b). A quantitative study of Aloina, Aloinella and Crossidium (Musci). Bryologist 76, 301–5.
- Delgadillo, M. C. (1975). Taxonomic revision of Aloina, Aloinella and Crossidium (Musci). Bryologist 78, 245–303.
- Delgadillo, M. C. (1982). Pseudaloina (Pottiaceae, Musci), a new genus from Yemen. Bry-ologist 85, 401–4.
- Frey, W. & Kiirschner, H. (1982). The first records of bryophytes from Saudi Arabia. Studies in Arabian bryophytes 1. Lindbergia 8, 157–60.
- Kürschner, H. (1984). Epiphytic communities of the Asir Mountains (SW Saudi Arabia). Studies in Arabian bryophytes 2. Nova Hedwigia 39, 177–200.
- Magill, R. E. (1981). Flora of Southern Africa. Bryophyta Part 1, Mosses Fasc. 1, Sphag-naceae-Grimmiaceae.
- Zander, R. H. (1977). Crossidium seriatum found in U.S.A. Bryologist 80, 170–1.