| 单词 |
pillwort |
| 释义 |
pillwort|ˈpɪlwɜːt| [f. pill n.2 + wort: so called from its small globular involucres.] Any plant of the cryptogamous genus Pilularia, esp. the British species P. globulifera.
1861Miss Pratt Flower. Pl. VI. 156 Pill-wort. Capsules globular, 4-celled, each cell containing two different kinds of bodies. 1864T. Moore Brit. Ferns, etc. 105 The pillwort or pepper-grass..is a small creeping plant with grassy leaves, growing usually in the shallow margins of lakes and pools where it is occasionally overflowed; but sometimes occurring entirely submerged. |

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