Sites:
| Oak, Common - Herb Profile and Information: Providing botanical, folk-lore and herbal information, from 'A Modern Herbal'. | | Quercus robur: Detailed account for the layman, with photographs, distribution, and notes on its growth as an exotic. | | Quercus robur: A set of photographs of the tree and its parts, including leaves, catkins and acorns. | | Quercus robur (Common Oak): Distinguishing characteristics and habitat of this species. Provides images of mature tree and acorns. | | Quercus robur (English Oak): Images of fruit, leaf, bud, and form. | | Quercus robur (Pedunculate Oak, English Oak): Physical description, range, habitat, biology, threats, and conservation information. Includes a photo. |
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