Researchers studying an orchid in a parched, windless habitat have discovered a new twist on self-pollination.
TWISTER. In the orchid Holcoglossum amesianum the sexual organs fuse into a protruding column (b). It’s pink cap falls off (c), revealing two orange discs that carry pollen (d). They bend down (e) and tilt (f & g) themselves into a cavity with the flower’s female organ.
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