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'''''Marsupella profunda''''' ('''Western Rustwort''') is a [[Marchantiophyta|liverwort]].
'''''Marsupella profunda''''' ('''Western Rustwort''') is a plant species of [[Marchantiophyta|liverwort]].


==Distribution and habitat==
The species is rare in a British context; it is known from just three locations, all in west [[Cornwall]]. Two of these sites are protected as the [[Lower Bostraze and Leswidden SSSI]] and the other as [[St Austell Clay Pits|St Austell Clay Pits SSSI]]. It is also internationally rare, being known only from Portugal, the Canary Islands, the Azores and Madeira; throughout this range it is a rare species.
The species is rare in a British context; it is known from just three locations, all in west [[Cornwall]]. These three sites [[Lower Bostraze and Leswidden SSSI|Lower Bostraze and Leswidden]], [[St Austell Clay Pits]] and [[Tregonning Hill]] are all protected as [[Sites of Special Scientific Interest]].<ref>{{cite web|title=Lower Bostraze And Leswidden|url=http://www.sssi.naturalengland.org.uk/citation/citation_photo/2000182.pdf|publisher=[[Natural England]]|accessdate=11 January 2012|year=1996}}</ref><ref name=StAustell>{{cite web|title=St Austell Clay Pits|url=http://www.sssi.naturalengland.org.uk/citation/citation_photo/2000425.pdf|publisher=[[Natural England]]|accessdate=11 January 2012|year=2000}}</ref><ref>{{cite web|title=Tregonning Hill|url=http://www.sssi.naturalengland.org.uk/citation/citation_photo/1007148.pdf|publisher=[[Natural England]]|accessdate=11 January 2012|year=1994}}</ref> It is also internationally rare, being known only from [[Portugal]], the [[Canary Islands]], the [[Azores]] and [[Madeira]]; throughout this range it is a rare species.


At the Lower Bostraze and Leswidden SSSI, Western Rustwort is generally found growing on micaceous or clay waste substrates which are flat or gently sloping. Some patches occur on granitic rocks,usually where these are soft or crumbling. It appears to be a pioneer species, the largest populations being found on surfaces showing the early stages of colonisation by other bryophytes and by vascular plants.
Within Cornwall, Western Rustwort is generally found growing on micaceous or clay waste substrates which are flat or gently sloping. Some patches occur on granitic rocks,usually where these are soft or crumbling. It appears to be a pioneer species, the largest populations being found on surfaces showing the early stages of colonisation by other bryophytes and by vascular plants.<ref name=StAustell />


==Conservation==
The species has several conservation designations. It is listed on Schedule 8 of the [[Wildlife and Countryside Act 1981]], in Appendix 1 of the [[Convention on the Conservation of European Wildlife and Natural Habitats|Bern Convention]], and in Annex II of the [[European Community Habitats and Species Directive]].
The species has several conservation designations. It is listed on Schedule 8 of the [[Wildlife and Countryside Act 1981]], in Appendix 1 of the [[Convention on the Conservation of European Wildlife and Natural Habitats|Bern Convention]], and in Annex II of the [[European Community Habitats and Species Directive]].


==References==
==References==
{{reflist}}
* {{IUCN2006|assessors=Bryophyte Specialist Group|year=2000|id=39195|title=Marsupella profunda|downloaded=06 May 2006}}
* {{IUCN2006|assessors=Bryophyte Specialist Group|year=2000|id=39195|title=Marsupella profunda|downloaded=06 May 2006}}



Revision as of 17:47, 11 January 2012

Marsupella profunda
Scientific classification
Kingdom:
Division:
Class:
Order:
Family:
Genus:
Species:
M. profunda
Binomial name
Marsupella profunda
Lindb.

Marsupella profunda (Western Rustwort) is a plant species of liverwort.

Distribution and habitat

The species is rare in a British context; it is known from just three locations, all in west Cornwall. These three sites Lower Bostraze and Leswidden, St Austell Clay Pits and Tregonning Hill are all protected as Sites of Special Scientific Interest.[1][2][3] It is also internationally rare, being known only from Portugal, the Canary Islands, the Azores and Madeira; throughout this range it is a rare species.

Within Cornwall, Western Rustwort is generally found growing on micaceous or clay waste substrates which are flat or gently sloping. Some patches occur on granitic rocks,usually where these are soft or crumbling. It appears to be a pioneer species, the largest populations being found on surfaces showing the early stages of colonisation by other bryophytes and by vascular plants.[2]

Conservation

The species has several conservation designations. It is listed on Schedule 8 of the Wildlife and Countryside Act 1981, in Appendix 1 of the Bern Convention, and in Annex II of the European Community Habitats and Species Directive.

References

  1. ^ "Lower Bostraze And Leswidden" (PDF). Natural England. 1996. Retrieved 11 January 2012.
  2. ^ a b "St Austell Clay Pits" (PDF). Natural England. 2000. Retrieved 11 January 2012.
  3. ^ "Tregonning Hill" (PDF). Natural England. 1994. Retrieved 11 January 2012.