Rough Comfrey - Symphytum asperum
Favourite Photos
| image | species | author | location | uploaded | taken | select |
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Rough Comfrey - Symphytum asperum | dylan | Great Quarry | 28 Oct 2021, 9:52 p.m. | 15 Jul 2021, 7:14 p.m. | |
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Rough Comfrey - Symphytum asperum | dylan | Great Quarry | 28 Oct 2021, 9:52 p.m. | 15 Jul 2021, 7:14 p.m. | |
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Rough Comfrey - Symphytum asperum | dylan | Great Quarry | 28 Oct 2021, 9:56 p.m. | 15 Jul 2021, 6:57 p.m. |
Species Description
Scattered throughout the lowlands of the UK. Habitat includes: Rough places, wasteland etc. It grows in the Great Quarry / Tennis Court Quarry where it was quite common in one spot and also Lawrence Weston. Other names include: Prickly Comfrey. It was introduced to Britain in 1799 and was quite widely grown as an ornamental in the 19th and early 20th centuries, sometimes escaping or outcast from cultivation. It was recorded from the wild by 1862 (N. Essex). Native to Asia (N.E. Turkey, the Caucasus and N. Iran). Chromosomes: 2n=36 cytotype of S. X uplandicum.
- Symphytum asperum x
- Symphytum brachycalyx x
- Symphytum bulbosum x
- Symphytum caucasicum x
- Symphytum grandiflorum -
- Symphytum officinale x
- Symphytum orientale x
- Symphytum tauricum x
- Symphytum tuberosum x
species hybrid:
- Symphytum asperum x caucasicum x
- Symphytum asperum x orientale (S. x norvicense) /
- Symphytum officinale x asperum = S. x uplandicum x
- Symphytum officinale x asperum x grandiflorum = S. 'Hidcote Blue' (Symphytum x hidcotense) /
- Symphytum officinale x asperum x tuberosum x
- Symphytum officinale x tuberosum x
cultivar:
- Symphytum 'Hidcote Pink' x