Pillwort

[pilwә:t]

解释:

(noun.) European water fern found around margins of bodies of water or in wet acid soil having small globose sporocarps.

伊万杰琳校对--From WordNet

解释:

(n.) Any plant of the genus Pilularia; minute aquatic cryptograms, with small pill-shaped fruit; -- sometimes called peppergrass.

录入:玛格