Sonchus acaulis

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

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

Description

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

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.

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References
  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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