| Taxon | Centaurea melitensis |
| group | Eudicots |
| Family | Asteraceae |
| Family common name(s) | composite; composita; comp; aster; asterwort; asterworts; sunflower; daisy; dandelion |
| Genus common name(s) | centaurea; knapweed; knap-weed; knap weed; knopweed; knop-weed; knop weed; star-thistle; star thistle; starthistle; cornflower; corn-flower; corn flower; barbeau |
| Species common name(s) | tocalote; tocolote; tacalote; tocalote weed; tocolote weed; Maltese starthistle; Maltese star-thistle; Maltese star thistle; Maltese thistle; Maltese centaury; Maltese cockspur; Maltese cock-spur; Maltese cock spur; Maltese cockspurr; Malta star-thistle; Malta star thistle; Malta starthistle; Malta thistle; Napa star-thistle; Napa star thistle; Napa starthistle; Napa thistle; cockspur thistle; saucy Jack; saucy jack |
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| Common name(s) generally applied to other taxa or multiple taxa | spotted knapweed is more commonly applied to Centaurea stoebe subsp. micranthos; yellow star-thistle, yellow starthistle, yellow star thistle are more commonly applied to Centaurea solstitialis; centaury, pasture weed, dusty miller, dusty-miller are applied to taxa in multiple families |
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| Notes | Maltese, Malta, Napa are proper names, so upper case preferable |
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