| 词条 | Saxifraga callosa |
| 释义 |
| image = Saxifraga callosa 2.jpg | image_caption = S. callosa subsp. callosa | taxon = Saxifraga callosa | authority = Sm. | synonyms =
}} Saxifraga callosa, the limestone saxifrage, is a species of flowering plant in the family Saxifragaceae, that is native to maritime alpine habitats in Western Europe (France and Spain). Growing to {{convert|50 |cm|in|abbr=on}} tall by {{convert|100|cm|in|abbr=on}} broad, it is a clump-forming evergreen perennial with rosettes of narrow grey-green leaves that are coated in lime. The starry, pure white flowers are borne in long panicles in spring. The Latin specific epithet callosa means “thick-skinned, with calluses”.[1] Lower taxaSaxifraga callosa is a variable species depending on location, Two subspecies and at least two varieties are recognised:-[2]
CultivationSaxifraga callosa is cultivated as an ornamental garden plant. As it requires well-drained alkaline soil in full sun, it is often grown in an alpine house, where specialist conditions can be provided. It has gained the Royal Horticultural Society’s Award of Garden Merit.[3][4]References1. ^{{cite book | last=Harrison |first=Lorraine | title=RHS Latin for Gardeners | year=2012 |publisher=Mitchell Beazley | location=United Kingdom | isbn=184533731X }} {{Taxonbar|from=Q229966}}2. ^{{cite web | url = http://193.62.154.38/cgi-bin/nph-readbtree.pl/feout?FAMILY_XREF=&GENUS_XREF=Saxifraga&SPECIES_XREF=callos*&TAXON_NAME_XREF=&RANK=| title = Flora Europaea| publisher = Royal Botanic Garden Edinburgh | accessdate = 3 November 2018}} 3. ^{{cite web | url = https://www.rhs.org.uk/Plants/16558/i-Saxifraga-callosa-i-(8)/Details| title = RHS Plantfinder - Saxifraga callosa | accessdate = 1 November 2018}} 4. ^{{cite web | url = https://www.rhs.org.uk/plants/pdfs/agm-lists/agm-ornamentals.pdf | title = AGM Plants - Ornamental | date = July 2017 | page = 95 | publisher = Royal Horticultural Society | accessdate = 1 November 2018}} 4 : Saxifraga|Flora of France|Flora of Spain|Alpine flora |
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