Petromarula

rock lettuce
Cretan Wall-Lettuce
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Asterales
Family: Campanulaceae
Genus: Petromarula
Vent. ex R.Hedw.
Species: P. pinnata
Binomial name
Petromarula pinnata
(L.) A.DC.
Synonyms[1]
  • Phyteuma pinnatum L.
  • Petromarula pinnata var. pubescens A.DC.
  • Petromarula oxyloba Gand.
  • Petromarula pinnata f. oxyloba (Gand.) Hayek

Petromarula is a genus of plants in the Campanulaceae. There is only one known species, Petromarula pinnata, endemic to the island of Crete in the Mediterranean.[1][2] The name "Petromarula" means "rock lettuce" in Greek, a reference to the plant's traditional use in salads.[3]

Description

Petromarula pinnata is a robust, medium to tall perennial, minutely hairy above. Leaves mostly in a large basal rosette, pinnate to pinnately-lobed, the lower long-stalked; leaflets oval to oblong, coarsely toothed. Flowers pale blue, 9–10 mm, borne in large rather narrow panicles; corolla with 5 spreading to recurved linear lobes. Capsule opening by 3 pores in the middle. Flowers April–May.[4]

Habitat

Rock crevices, cliffs and old walls.

References

  1. 1 2 Kew World Checklist of Selected Plant Families
  2. ↑ Lammers, T.G. (2007). World checklist and bibliography of Campanulaceae: 1-675. The Board of Trustees of the Royal Botanic Gardens, Kew.
  3. ↑ West Crete flowers, rock lettuce, Petromarula pinnata
  4. ↑ Mediterranean Wild Flowers, Marjorie Blamey & Christopher Grey-Wilson, HarperCollinsPublishers, 1993, ISBN 0 00 219901 7


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