from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any plant of the genus Ivesia, in the rose family.
- n. Any plant of the genus Myosurus, in the buttercup family.
from the GNU version of the Collaborative International Dictionary of English
- n. A genus of ranunculaceous plants (Myosurus), in which the prolonged receptacle is covered with imbricating achenes, and so resembles the tail of a mouse.
from The Century Dictionary and Cyclopedia
- n. A plant of the genus Myosurus, especially M. minimus: so named from the shape of the elongated fruiting receptacle.
mouse + tail (Wiktionary)