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Audience is Undergraduate lower division 13-14
Results 151 - 155 of 394
View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 13 of 22

Delphinium barbeyi, or tall larkspur, flowering in a year with no frost damage. Photographed (by David Inouye) in front of Gothic Mountain, at the Rocky Mountain Biological Laboratory. Altitude about...

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 12 of 22

Excavated plants of Helianthella quinquenervis (aspen sunflower, Asteraceae). H. quinquenervis is a long-lived perennial (some individuals can live 50-75 years). Note that each plant has multiple...

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 11 of 22

Results of a demographic study of Helianthella quinquenervis (aspen sunflower, Asteraceae) within plots at 2,900m at the Rocky Mountain Biological Laboratory. Note that seedlings are not common in...

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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 14 of 22

A female broad-tailed hummingbird (Selasphorus platycercus) in Colorado visiting tall larkspur (Delphinium barbeyi). The hummingbirds migrate north from Mexico each spring. Larkspurs serve as an...

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