Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun klammath_weed
1 sense of klammath weed
Sense 1
klammath weed, Hypericum perforatum -- (yellow-flowered perennial common in fields and waste places but a weed in rangelands)
=> St John's wort -- (any of numerous plants of the genus Hypericum having yellow flowers and transparently dotted leaves; traditionally gathered on St John's eve to ward off evil)