Borderea chouardii
WebBorderea chouardii (Gaussen) Gaussen & Heslot Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Bull. Soc. Hist. Nat. Toulouse ((1965)) Classification kingdom Plantae phylum Tracheophyta ... WebThe aim of this survey was to apply these genetic results to the taxonomy and conservation of Borderea. Eighteen enzyme systems were surveyed on the only known population of Borderea chouardii and on six populations of Borderea pyrenaica, a taxon confined to a narrow geographic area in the Central Pyrenees. Very low rates of genetic diversity ...
Borderea chouardii
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WebMar 4, 2005 · Borderea chouardii is a relictual and dioecious, strictly sexually reproducing, long‐living geophyte of the Dioscoreaceae family. Previous biological and demographic studies have indicated the existence of a uniformly distributed panmictic population of this taxon at the southernmost Spanish pre‐Pyrenean mountain ranges where it occurs in … http://www.mbernal.net/flora-aragonesa/borderea-chouardii
Webendangered European plants, Borderea chouardii (Gaussen) Heslot (Dioscoreaceae) [22,23]. It is a small, strictly cliff–growing or rupicolous plant, occurring on shady, vertical … WebApr 19, 2013 · In September, Spanish scientists told us about one of the most astounding survival stories in the plant kingdom: Borderea chouardii, an extremely rare flowering plant that is found on only two ...
WebBorderea chouardii is a species of plants with 0 observations WebBackground: Borderea is a relict genus in the Pyrenees comprising only two extant allopolyploid species. The pre-Pyrenean, cliff-dweller B. chouardii is confined to a single critically endangered ...
WebFeb 1, 2008 · In contrast, long-lived plants, such as Borderea chouardii, Ramonda myconi, or Lathyrus vernus, occur in environments where not only competition for resources is strong (e.g., mature forests), but also more …
WebOct 17, 2005 · Borderea chouardii is a critically endangered allotetraploid dioecious member of Dioscoreaceae, known from a single population in the Iberian pre-Pyrenees. This population was reported to be highly structured into two genetically distinct groups of individuals corresponding to their spatial separation along the vertical cliff where it grows. gb50003 2011WebSep 12, 2012 · The Borderea chouardii plant, which is critically endangered and is found only on two adjacent cliff sides in the Pyrenees, employs a unique and risky doubly mutualistic reproductive strategy with ... gb5-310WebBorderea chouardii pertenece a la familia de las Dioscoreáceas, que en la actualidad únicamente está representada apenas por cuatro especies en Europa, mientras que en climas cálidos son más de seiscientas las … gb50005WebSep 12, 2012 · It prefers the seeds of B.chouardii to those of related species, and it eats two thirds of the seeds it collects. The rest are left to germinate. Garcia’s careful observations suggest that Borderea takes … auton kylkilistaWebSep 12, 2012 · Worldwide, Borderea chouardii is known from one single population ( Fig. 1A ), located 850 m a.s.l. in the Spanish Pyrenees [24]. It was discovered only 60 years … gb50003Dioscorea chouardii (synonym: Borderea chouardii) is a herbaceous plant in the family Dioscoreaceae. It is endemic to a single cliff located in the Pyrenees of Aragon, Spain. See more A previously unknown species, Dioscorea chouardii was discovered in the 1950s growing in cracks in a limestone cliff in the Pyrenees Mountains in northeastern Spain. The fissures in which it lives are so inaccessible that it … See more In 1992, under the synonym Borderea chouardii, it was designated as a 'priority species' under Annex II of the Habitats Directive in the European Community, which means areas in which it occurs could be declared Special Areas of Conservation, … See more Dioscorea chouardii was originally separated from Dioscorea, along with its close relative D. pyrenaica, in the genus Borderea on the … See more Dioscorea chouardii is related to the yam and grows from a tuber hidden in the rock fissure. From this it sends out a shoot each year which withers away in the autumn. The shoot … See more gb50007WebEstablished in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. auton kylmäaine määrä