| 释义 |
pickerel weed
noun[ U ]
(alsopickerelweed)uk /ˈpɪk.ər.əl ˌwiːd/ us /ˈpɪk.ɚ.əl ˌwiːd/
a North American plant that grows in fresh water:
Pickerel weed will grow in water up to ten inches deep.
Blue pickerelweed was blooming all along the riverbank.
Tall cypress trees surrounded a pond filled with rushes and pickerel weed.
The larvae of the insect can only develop fully if they feed on water hyacinth or pickerel weed.
In summertime the pickerelweed produces spikes of tiny purplish-blue flowers.
Pickerel weed produces clumps of glossy, arrow-shaped leaves.
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