| Petalophyllum ralfsii | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Division: | Marchantiophyta |
| Class: | Jungermanniopsida |
| Order: | Fossombroniales |
| Family: | Petalophyllaceae |
| Genus: | Petalophyllum |
| Species: | P. ralfsii
|
| Binomial name | |
| Petalophyllum ralfsii | |
Petalophyllum ralfsii, the petalwort,[1] is a liverwort of the order Fossombroniales.[2] It is a small green bryophyte that occurs in the Mediterranean region as far east as Turkey, and along the Atlantic coast of Europe as far as northwest Scotland.[3] It grows primarily on moist sand dunes.[4]
- ^ Edwards, Sean R. (2012). English Names for British Bryophytes. British Bryological Society Special Volume. Vol. 5 (4 ed.). Wootton, Northampton: British Bryological Society. ISBN 978-0-9561310-2-7. ISSN 0268-8034.
- ^ Crandall-Stotler, B.J., Stotler, R.E. and Long, D.G. 2009. Phylogeny and classification of the Marchantiophyta. Edinburgh Journal of Botany, vo. 66, no. 1, p. 155-198.
- ^ Rumsey, F.J., Vogel, J.C. and Russell, S.J. 2001. A study of genetic variation in the threatened hepatic Petalophyllum ralfsii (Wils.) Nees and Gottsche (Fossombroniaceae). Conservation Genetics, vol. 2, no. 3, p. 271-277.
- ^ "1395 Petalwort, "Petaolphyllum ralfsii"". Joint Nature Conservation Committee, U.K. Retrieved 4 September 2017.