Oxalis in a sentence as a noun

Grasses and oxalis and some other things were doing their best, but there were patches of bare dirt, and by dirt I mean of course just dirty sand. So I went to the store and got a bunch of bags of organic hummus/mulch and just plastered every open space with it an inch thick.

Oxalis definitions

noun

any plant or flower of the genus Oxalis

See also: sorrel