Digitalis canariensis
| Digitalis canariensis | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Lamiales |
| Family: | Plantaginaceae |
| Genus: | Digitalis |
| Species: | D. canariensis
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| Binomial name | |
| Digitalis canariensis | |
| Synonyms[2][3] | |
Digitalis canariensis (common name: Canary Island foxglove)[4] is a member of the genus Digitalis.
Taxonomy
[edit]This species is part of section Isoplexis, which was temporarily accepted as an own genus. The synonym Isoplexis canariensis also continues to be used. In general, as of 2017, opinions concerning the taxonomic status of Isoplexis species differ depending on the source.[2][3]
Description
[edit]Individuals of these species are small, evergreen plants growing into rounded shrubs up to 150 cm tall.[5] The plant has lanceolate-ovoid leaves with toothed margins. The leaves are spirally arranged. The inflorescence is a cluster of orange-reddish flowers up to 3 cm in length, with short petals and noticeable upper and lower lip. Bird pollination by the island populations of Phylloscopus species has been documented. The fruit is a capsule.
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Digitalis canariensis contains cardenolids (cardiac glycosids),[6] which are toxic. Medical use is documented, primarily historical in nature.
Distribution
[edit]Digitalis canariensis is endemic to the Canary Islands where it occurs on the islands of Tenerife, La Gomera and La Palma.[3][7] It grows in laurel forest and Erica arborea woods.
References
[edit]
- ^ "Digitalis canariensis". International Plant Names Index. The Royal Botanic Gardens, Kew, Harvard University Herbaria & Libraries and Australian National Botanic Gardens. Retrieved 25 November 2020.
- ^ a b The Plant List. Isoplexis canariensis. Royal Botanic Gardens, Kew (2017-07-31)
- ^ a b c "Digitalis canariensis L." Plants of the World Online. Royal Botanic Gardens, Kew. 2017. Retrieved 25 November 2020.
- ^ "Digitalis canariensis | Canary Island foxglove Conservatory Greenhouse/RHS Gardening". www.rhs.org.uk. Retrieved 2024-06-16.
- ^ Brickell, Christopher, ed. (1989). The Royal Horticultural Society Gardeners' Encyclopaedia of Garden Plants. London: Dorling Kindersley Ltd. pp. 139, 496. ISBN 9780863183867.
- ^ P. Studer, S. K. Pavanaram, C. R. Gavilanes, Horst Linde, Kuno Meyer: Die Glykoside der Blätter von Digitalis canariensis. Helvetica 46/1, 1963, 23-45.
- ^ Marhold, Karol (2011). Greuter, Werner; von Raab-Straube, E. (eds.). "Details for: Isoplexis canariensis". Euro+Med Plantbase. Botanic Garden and Botanical Museum Berlin-Dahlem. Retrieved 25 November 2020.