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Discipline Specific Core Concepts is Ecological Core Concepts -- Populations -- Population growth and regulation
Results 6 - 10 of 48
View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 08 of 22

Photo of a meadow with thousands of Helianthella quinquenervis (aspen sunflower, Asteraceae) plants. In the year that this photo was taken, a springtime frost killed all but a few flower buds....

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 07 of 22

A meadow with thousands of plants of Helianthella quinquenervis (aspen sunflower, Asteraceae) at peak bloom. This species is a common long-lived perennial plant in meadows near the Rocky Mountain...

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 18 of 22

A queen bumble bee (Bombus bifarius) foraging for nectar on a flower of Erythronium grandiflorum (glacier lily). This flower has frost-sensitive ovaries. Bumble bee queens and hummingbirds are...

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 17 of 22

The glacier lily (Erythronium grandiflorum) is one of the earliest wildflowers to bloom after snowmelt in the Rocky Mountains. Its ovaries and seeds are sensitive to late-season frosts. But...

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 16 of 22

Buds of Delphinium barbeyi (tall larkspur, Ranunculaceae) killed by a late season frost. In those years, the larkspur suffers reproductive failure, affecting animal species that rely on them for...

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