Rock Garden Plants
Ptilotrichum  pyrenaicum (Lapeyr.) Boiss.   
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FamilyBRASSICACEAE
Genus species var.Ptilotrichum  pyrenaicum (Lapeyr.) Boiss. 
SynonymsAlyssum pyrenaicum Lapeyr. (basionym)
 Hormathophylla pyrenaica (Lapeyr.) Cullen & T.R.Dudley
 Koniga pyrenaica (Lapeyr.) Heynh.
Territory Southwestern EuropeFrance
rocks
Altitude1600-1700m
Description leaves obovate, thick, silvery softly hirsute, flowers with dark brown anthers, to 1cm across, in compact spike
Size15-20cm
Colorwhite
Bloomsummer
Ca+
Typeshrub
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
cuttings in late summer
BibliographyTutin T.G.(ed.) Flora Europaea (1964-1980)
The Plant List (2013) www.theplantlist.org
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(c) 1990-2016 RNDr. Pavel Slabý