Sonchus acaulis is a plant species in the tribe Cichorieae within the family Asteraceae. It is found only on the Canary Islands of Gran Canaria and Tenerife.

Sonchus acaulis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Sonchus
Species:
S. acaulis
Binomial name
Sonchus acaulis

Description

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Perennial. Base woody. Leaves in a single large basal rosette up to 1 m across; pinnatifid, wooly, with a pointy tip. Scape up to 1.5 m, without bracts. Inflorescence an umbellate group of flower heads. Peduncles with 1 to several heads, wooly. Involucral bracts broad, very densely white-tomentose. Heads about 2.5 cm across with numerous yellow ray flowers but no disc flowers.[2]

Distribution

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Tenerife: Widespread in forest and xerophytic zones, Sierra Anaga to Teno particularly along the northern coast. Gran Canaria: Montane regions, Los Tiles de Moya, Tenteniguada, Cruz de Tejeda, Roque Nublo, etc., 500-1600 m, locally frequent.

References

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  1. ^ The International Plant Names Index
  2. ^ David Bramwell and Zoë Bramwell. Wild Flowers of the Canary Islands. Editorial Rueda, Madrid, España. 2001. ISBN 84-7207-129-4
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