awlwort

American  

[awl-wurt, -wawrt] / ˈɔlˌwɜrt, -ˌwɔrt /

noun

1. a small, stemless aquatic plant, Subularia aquatica, of the mustard family, having slender, sharp-pointed leaves and minute white flowers.

---

awlwort British  

/ ˈɔːlˌwɜːt /

noun

1. a small stemless aquatic plant, Subularia aquatica, of the N hemisphere, having slender sharp-pointed leaves and minute, often submerged, white flowers: family Brassicaceae (crucifers)

---

Etymology

Origin of awlwort

awl + wort ²