Ballota Nigra
 

* 1.ill-smelling European herb with rugose leaves and whorls of dark purple flowers
English Related Words* ballota
* ballotable
* ballotade
* ballotage
* ballotation
* betula nigra
* brassica nigra
* centaurea nigra
* ciconia nigra
* dalbergia nigra
* fraxinus nigra
* genus ballota
* juglans nigra
* junglans nigra
* melanitta nigra