pillwort

Wikispecies

From pill +‎ wort.

pillwort (plural pillworts)

1. Any plant of the genus Pilularia of small aquatic ferns. The sporangia are borne in spherical sporocarps ("pills") which form in the axils of leaves.

• peppergrass

• “pillwort”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.