| 词条 | Anastrepta orcadensis |
| 释义 |
| name = Orkney Notchwort | image = | regnum = Plantae | divisio = Marchantiophyta | classis = Jungermanniopsida | subclassis = | ordo = Jungermanniales | familia = Jungermanniaceae | genus = Anastrepta | species = A. orcadensis | binomial = Anastrepta orcadensis | binomial_authority = (Hook.) Schiffn.[1][2] }}Anastrepta orcadensis, also known as Orkney Notchwort, is a liverwort found in the United States, Canada, and widely in Europe.[1] Its existence was first discovered on Ward Hill, on the island of Hoy, Orkney, Scotland by Hooker in 1808.[3][4] It is commonly found in the northern hepatic mat on heather-covered slopes, woodland floors and on scree slopes in the Highlands and occurs elsewhere on the west and north coasts of the British Isles.[5] In Alaska, it is most abundant on islands near the open sea and on inner islands at elevations above 300 metres (1500 ft).[6] References1. ^1 "Anastrepta orcadensis" {{webarchive |url=https://web.archive.org/web/20120314011658/http://zipcodezoo.com/Plants/A/Anastrepta_orcadensis.asp |date=March 14, 2012 }} ZipcodeZoo.com Retrieved 10 June 2008. 2. ^"Plants profile: Anastrepta orcadensis (Hook.) Schiffn." USDA. Retrieved 11 June 2008. 3. ^"Bryology (mosses, liverworts and hornworts)" Royal Botanic Garden Edinburgh. Retrieved 15 May 2008. 4. ^[https://archive.org/stream/annalsofscottish16edin/annalsofscottish16edin_djvu.txt "West Highland Mosses And Problems They Suggest"] (January 1907) Annals Of Scottish Natural History 61 p. 46. Edinburgh. Retrieved 11 June 2008. 5. ^"Anastrepta orcadensis: Orkney Notchwort" (pdf) sleath.co.uk Retrieved 11 June 2008. {{webarchive |url=https://web.archive.org/web/20081201154350/http://hosting.sleath.co.uk/bbs/accounts/liverworts/Anastrepta%20orcadensis_MPT.pdf |date=December 1, 2008 }} 6. ^"Anastrepta orcadensis" sitkanature.org Retrieved 11 June 2008. External links
3 : Jungermanniales|Flora of Scotland|Biota of Orkney |
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