Carolina cranesbill noun1 •Any of the small annual flowering shrubs, native to much of the United States, of species Geranium carolinianum.G. caroliniaʼnum L. (Cᴀʀᴏʟɪɴᴀ Cʀᴀɴᴇsʙɪʟʟ.) Not perennial. Stems usually decumbent, hairy. Sepals awn-pointed, as long as the notched, rose-coloured or whitish petals. — 1926 formsCarolina cranesbills