Crepis pygmaea
{{Short description|Species of flowering plant}}
{{Speciesbox
|image=CREPIS PYGMAEA - BÒFIA - IB-410 (Crepis nan).JPG
|genus=Crepis
|species=pygmaea
|authority=L.
}}
Crepis pygmaea (commonly pygmy hawksbeard){{cite web|url=https://identify.plantnet.org/the-plant-list/species/Crepis%20pygmaea%20L./data|title=Crepis pygmaea L.|work=Plantnet|accessdate=2022-05-17}} is a species of flowering plant in the genus Crepis in the family Asteraceae.
Description
=Vegetative features=
The pygmy hawksbeard grows as a perennial herbaceous plant and reaches a height of {{convert|5|to|15|cm|in}}. The stems are arching and ascending, mostly branched, one or more heads, white tomentose or glabrous, often tinged with purple.{{InfoFlora|ID=1013790|WissName=Crepis pygmaea L.|Abruf=2021-03-16}} The plant has few leaves. The above-ground parts of the plant are hairy.
The lower leaves are heart-shaped and usually long-stemmed. The upper leaves are irregularly pinnate with a very large end section and small side sections. The underside of the leaf is often tinged with purple.
=Generative traits=
The flowering period extends from July to August. The cup-shaped inflorescence has a diameter of about {{convert|2|to|3|cm|in|frac=4}} and contains only ray florets. The bracts are bell-shaped, white, and {{convert|10|to|15|mm|in|frac=8}} long. The fruits are {{convert|4|to|6|mm|in|frac=16}} long. The calyx is {{convert|7|to|10|mm|in|frac=8}} long and white.
The chromosome number is 2n = 8 or 12.{{Tropicos|9|2728009|Crepis pygmaea}}
Occurrence
The pygmy hawksbeard occurs in the Pyrenees and the western Alps, in Spain, Andorra, France, Switzerland, and Austria.{{cite web|first=Werner|last=Greuter|author-link=Werner Greuter|year=2006|title=Crepis pygmaea|editor-first1=Werner|editor-last1=Greuter|editor-first2=E|editor-last2=von Raab-Straube|url=http://ww2.bgbm.org/EuroPlusMed/PTaxonDetail.asp?NameId=120113&PTRefFk=7000000|work=Euro+Med Plantbase}} The plant thrives on moist, coarse scree slopes at elevations of {{convert|1500|to|2900|m|ft}}.
Further reading
- {{cite book|first=Xaver|last=Finkenzeller|title=Alpenblumen. Erkennen & bestimmen|publisher=Mosaik|location=München|year=2002|isbn=3-576-11482-3|lang=de}}
- {{cite book|first1=Manfred A|last1=Fischer|first2=Wolfgang|last2=Adler|first3=Karl|last3=Oswald|title=Exkursionsflora für Österreich, Liechtenstein und Südtirol|volume=2nd revised and expanded|publisher=Land Oberösterreich, Biologiezentrum der Oberösterreichischen Landesmuseen|location=Linz|year=2005|isbn=3-85474-140-5|lang=de}}