Noun: poor man's weatherglass
- Herb with scarlet, white or purple blossoms that close at approach of rainy weather
"The poor man's weatherglass flowers closed, warning of an approaching storm";
- scarlet pimpernel, red pimpernel, Anagallis arvensis
Derived forms: poor man's weatherglasses
Type of: pimpernel
Encyclopedia: Poor man's weatherglass