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Effects of frost on wildflowers: an unexpected consequence of climate change--image 05 of 22

A flowering plant of Helianthella quinquenervis (aspen sunflower, Asteraceae) at the Rocky Mountain Biological Laboratory(RMBL). This species has flower buds that are frost-sensitive. The plants have a mutualism with ants, which are attracted by extrafloral nectar secreted by the bracts that cover flower buds.
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Legend (figures or tables) The aspen sunflower (Helianthella quinquenervis) is a common wildflower in montane meadows near the Rocky Mountain Biological Laboratory (RMBL), whose flower buds are sensitive to frost.
Resource Group A slide show about the effects of frost on Colorado wildflowers at the Rocky Mountain Biological Laboratory.
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Primary or BEN resource type
Secondary resource type
Discipline Specific Core Concepts
Life science discipline (subject)
Keywords Helianthella quinquenervis, aspen sunflower, RMBL
Key taxa Helianthella quinquenervis (Asteraceae)
Intended End User Role
Educational Language
Pedagogical Use Description The slide show could be used as part of a lecture on the consequences of climate change, or the ecology of the Rocky Mountains.
Primary Author Controlled Name
Primary Author Affiliation Dept. of Biology
University of Maryland
College Park, MD 20742-4415
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Secondary Author Email(s)
Submitter Name David Inouye
Submitter Email
Rights Free use with attribution. Contact photographer if you want a higher-resolution version. And contact author if you'd like a single file with all the slides so you don't have to download them one at a time (this capability may be added to EcoEd in the future).
Date Of Record Submission 2011-12-01

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