different between bloodwort vs bloodworm

English

Wikispecies

From blood +? wort. Compare German Blutwurz, Swedish blodrot, both “tormentil”.

bloodwort (usually uncountable, plural bloodworts)

Any of various plants with red roots or leaves.
1. The plant bloodroot, Sanguinaria canadensis.
2. Rumex sanguineus, bloody dock, wood dock, bloody-veined dock.
3. Any of the Haemodoraceae, a family of flowering plants some of whose roots contain a red dye.
Any of various plants used or formerly used to staunch bleeding.
1. Sanguinary, common yarrow, Achillea millefolium.
2. Various species in the genus Sanguisorba, burnet.
3. Capsella bursa-pastoris, shepherd's purse.

bloodwort in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
“bloodwort, n..”, in OED Online ?, Oxford, Oxfordshire: Oxford University Press, March 2012