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Start Over Descriptor "Alpine garden plants" Journal american journal of botany
1 results on '"Alpine garden plants"'

1. Flower heliotropism in an alpine population of Ranunculus...

Author

Totland, Orjan

Subjects
*RANUNCULACEAE, *PHOTOTROPISM, *ALPINE garden plants, *PLANTS
Abstract

Presents a study which examined the Ranunculus acris L. (Ranunculaeceae), to determine whether or not flower heliotropism in an alpine population enhances pollinator visitation and seed production. Ability of Ranunculus flowers to track sun during day; Negative correlation between temperature elevation in flowers and flower's angle of deviation from sun; Narrow range of weather conditions where visitation rate of flowers is enhanced by flower heliotropism.

Published
1996
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