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Poison plants

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Characteristics

Environment

Usage

Hydrangea arborescens habit picture by Maarten Vanhove (cc-by-sa)
Hydrangea arborescens
Wild hydrangea (en), Hortensia arborescent (fr)
Species rank
Hydrangeaceae family
perennial
edible
no plant picture
Hydrangea febrifuga
Species rank
Hydrangeaceae family
perennial
Hydrangea macrophylla habit picture by David Hocken (cc-by-sa)
Hydrangea macrophylla
Penny mac (en), Hortensia (fr), Hortensia à grosses feuilles (fr)
Species rank
Hydrangeaceae family
perennial
edible leaves roots
Hydrangea quercifolia habit picture by Chris Griggs (cc-by-sa)
Hydrangea quercifolia
Oakleaf hydrangea (en), Hortensia à feuilles de chêne (fr)
Species rank
Hydrangeaceae family
perennial
Hydrastis canadensis leaf picture by apphykr (cc-by-sa)
Hydrastis canadensis
Goldenseal (en)
Species rank
Ranunculaceae family
perennial
no plant picture
Hydriastele pinangoides
Species rank
Arecaceae family
perennial
edible seeds
no plant picture
Hydrocotyle javanica
Species rank
Araliaceae family
perennial
edible leaves
Hygrophila auriculata leaf picture by prasadnayak2002 (cc-by-sa)
Hygrophila auriculata
Species rank
Acanthaceae family
annual
edible leaves seeds
no plant picture
Hymenocallis pimana
Pima spider-lily (en)
Species rank
Amaryllidaceae family
perennial
edible
no plant picture
Hymenocardia acida
Species rank
Phyllanthaceae family
perennial
edible leaves fruits
no plant picture
Hymenodictyon orixense
Species rank
Rubiaceae family
perennial
no plant picture
Hymenoxys hoopesii
Owl's-claws (en)
Species rank
Asteraceae family
perennial
edible roots
no plant picture
Hymenoxys lemmonii
Lemmon's rubberweed (en)
Species rank
Asteraceae family
perennial
Hymenoxys odorata flower picture by Dixie La Pierre (cc-by-sa)
Hymenoxys odorata
Bitter rubberweed (en)
Species rank
Asteraceae family
annual
edible flowers
no plant picture
Hymenoxys richardsonii
Pingue rubberweed (en)
Species rank
Asteraceae family
perennial
edible roots
Hyoscyamus albus habit picture by Ramon Martorell Martorell (cc-by-sa)
Hyoscyamus albus
White henbane (en), Jusquiame blanche (fr)
Species rank
Solanaceae family

edible flowers
no plant picture
Hyoscyamus muticus
Henbane (en), Jusquiame (fr)
Species rank
Solanaceae family
perennial
edible leaves seeds
Hyoscyamus niger habit picture by Ondřej Jokerrr83 (cc-by-sa)
Hyoscyamus niger
Henbane (en), Jusquiame noire (fr), Herbe à la teigne (fr)
Species rank
Solanaceae family

edible leaves seeds roots
Hypericum ascyron leaf picture by Ariane Lalande (cc-by-sa)
Hypericum ascyron
Great st. johnswort (en)
Species rank
Hypericaceae family
perennial
edible flowers leaves
no plant picture
Hypericum gramineum
Grassy st. johnswort (en)
Species rank
Hypericaceae family
perennial
WorldFloraDB 2024