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BioImages: The Virtual Field-Guide (UK)
Hypericum tetrapterum Fries (Square-stalked St. John’s-wort)
Records (and photo sets)
Suggested Literature
Hypericum tetrapterum may be covered by literature listed under:
Feeding and other inter-species relationships
Associated with Hypericum tetrapterum:
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is parasitised by cleistothecium |
Erysiphe hyperici - a powdery mildew (Erysiphales: Erysiphaceae) |
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Ing, B., 1990
Ellis, M.B. & J.P., 1997 |
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is parasitised by conidial anamorph |
Erysiphe hyperici - a powdery mildew (Erysiphales: Erysiphaceae) |
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Ing, B., 1990
Ellis, M.B. & J.P., 1997 |
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flower |
flower is grazed by adult |
Chrysolina hyperici - a leaf beetle (Coleoptera: Chrysomelidae) |
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Cox, M.L., 2007 |
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leaf (live) |
live leaf is grazed by nocturnal adult |
Chrysolina varians - a leaf beetle (Coleoptera: Chrysomelidae) |
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Cox, M.L., 2007 |
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leaf (live) |
live leaf is parasitised by hypophyllous, caeomoid aecium |
Melampsora hypericorum - Tutsan Rust (Uredinales: Melampsoraceae) |
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Wilson, M., & Henderson, D., 1966 |
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leaf (live) |
live leaf is parasitised by hypophyllous, subepidermal telium |
Melampsora hypericorum - Tutsan Rust (Uredinales: Melampsoraceae) |
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Wilson, M., & Henderson, D., 1966 |
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leaf (live) |
live leaf is spotted by epiphyllous pycnidium of Septoria coelomycetous anamorph |
Septoria hyperici - a leaf-spot fungus (Mycosphaerellales: Mycosphaerellaceae) |
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Ellis, M.B. & J.P., 1997 |
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leaf |
leaf is grazed by imago |
Chrysolina brunsvicensis - a leaf beetle (Coleoptera: Chrysomelidae) |
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Cox, M.L., 2007 |
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leaf |
leaf is grazed by adult |
Chrysolina hyperici - a leaf beetle (Coleoptera: Chrysomelidae) |
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Cox, M.L., 2007 |
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leaf |
leaf is grazed by nocturnal larva |
Tenthredo balteata - a sawfly (Hymenoptera: Tenthredinidae) |
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Benson, R.B., 1952 |
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stem (dead) |
dead stem is decayed by acervulus of Seimatosporium coelomycetous anamorph |
Seimatosporium hypericinum - a coelomycete (Xylariales: Amphisphaeriaceae) |
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Ellis, M.B. & J.P., 1997 |
Hypericum tetrapterum may be associated with more taxa listed at higher taxonomic level
References
| Benson, R.B., 1952 |
Hymenoptera: 2. Symphyta. Section (b) |
| Cox, M.L., 2007 |
Atlas of the Seed and Leaf Beetles of Britain and Ireland |
| Ellis, M.B. & J.P., 1997 |
Microfungi on Land Plants: An Identification Handbook |
| Ing, B., 1990 |
An Introduction to British Powdery Mildews |
| Wilson, M., & Henderson, D., 1966 |
British Rust Fungi |
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