tropism

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Introduction References & Edit History Related Topics

Images & Videos

Examine the role of sunlight and gravity in phototropic and geotropic plant growth

Tropism (Top) Phototropism shown in the multiple exposure of a fungus fruiting body; (bottom) geotropism shown in the multiple exposure of oat coleoptiles.

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Berries and leaves of the bittersweet nightshade (Solanum dulcamara) plant. Poisonous plant

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tropism: Related Content

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Photos and Videos

Tropism (Top) Phototropism shown in the multiple exposure of a fungus fruiting body; (bottom) geotropism shown in the multiple exposure of oat coleoptiles.

Examine the role of sunlight and gravity in phototropic and geotropic plant growth

See All Videos and Images →

Topics

chemotropism orthotropism hydrotropism plagiotropism thigmotropism traumatotropism gravitropism diatropism galvanotropism phototropism plant development plant reproductive system photosynthesis plant cell nectar growth ring angiosperm fern bryophyte conifer

Key People

Julius von Sachs

German botanist

Jacques Loeb

Jacques Loeb

German biologist

Demystified

Plant seedlings emerging from rich fertile soil

Do Plants Feel Pain?