1. Brandberg, B. (1948). On the chromosome numbers of some species ofFestuca sect.Ovinae. Ark. Bot. 33 B, 1-4. (Abstr. inP. Breed. Abstr. 19, 1949, p. 576.)
2. Evans, G. (1926). Chromosome complements in grasses.Nature, Land.,118, 841.
3. Jenkin, T. J. (1924). The artificial hybridization of grasses.Bull. Welsh Pl. Breed. Sta. H, no. 2.
4. Jenkin, T. J. (1931). The breeding of herbage plants: Technique adopted at the Welsh Plant Breeding Station.Bull. Imp. Bur. Plant Genet., Herbage Plants, no. 3, pp. 5–34.
5. Jenkin, T. J. (1933). Interspecific and intergeneric hybrids in herbage grasses: initial crosses.J. Genet. 28, 205–64.