Sempervivum × giuseppii

Sempervivum × giuseppii, the roof houseleek, is a naturally-occurring hybrid species of flowering plant in the family Crassulaceae, native to northwest Spain.[1][2] Its parents are Sempervivum arachnoideum × Sempervivum cantabricum.[3] A succulent, cold hardy to USDA zone 7, it has gained the Royal Horticultural Society's Award of Garden Merit.[4]

Sempervivum × giuseppii
Habit
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Crassulaceae
Genus: Sempervivum
Species:
S. × giuseppii
Binomial name
Sempervivum × giuseppii
Wale

References
  1. "Sempervivum × giuseppii Wale". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. Retrieved 9 May 2021.
  2. "Sempervivum giuseppii Roof Houseleek". Gardens Navigator. Denver Botanic Gardens. Retrieved 9 May 2021.
  3. Parnell, J.; Favarger, C. (1990). Chater, A. O. (ed.). "Flora Europaea: Notulae systematicae ad Floram Europaeam spectantes. Notes on Sempervivum L. and Jovibarba Opiz". Botanical Journal of the Linnean Society. 2. 103 (3): 216–220. doi:10.1111/j.1095-8339.1990.tb00184.x.
  4. "Sempervivum giuseppii". The Royal Horticultural Society. 2021. Retrieved 9 May 2021.


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