from The Century Dictionary and Cyclopedia
- n. A European willow, sometimes named Salix aquatica, forming a variety of the common sallow, S. Caprea, or if distinct, S. cinerea.
- n. An American acanthaceous plant, Dianthera Americana, an herb 3 feet high, of willow-like aspect, growing in water, having purplish flowers in axillary peduncled spikes.
Sorry, no etymologies found.
In a general way, I have a mind as round as a ball, and a character fresh as a water-willow.
Millennial oaks interknotted their roots below its surface, and vouchsafed protection to many a frailer growth of shrub or tree, -- wild orange, water-willow, palmetto, locust, pomegranate, and many trailing tendrilled things, both green and gray.