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Keyword: flower panicles

Directional floral orientation in Joshua trees (Yucca brevifolia)

Publications Posted on: December 08, 2016
Joshua tree (Yucca brevifolia Engelm.) is a large, arborescent member of the yucca genus. It is an endemic and visually dominant plant in portions of the Mojave Desert, USA. We document the unique and heretofore unreported directional orientation of its flower panicles. The flower panicles grow primarily at the tips of branches that are oriented to the south.