{{taxobox
|image = Yarrow (Achillea millefolium).jpg
|image_caption = Stainch-gress on [[Janče]] hill, [[Slovenia]]
|regnum = [[Plantae]]
|unranked_divisio = [[Angiosperms]]
|unranked_classis = [[Eudicots]]
|unranked_ordo = [[Asterids]]
|ordo = [[Asterales]]
|familia = [[Asteraceae]]
|genus = ''[[Achillea]]''
|species = '''''A. millefolium'''''
|binomial = ''Achillea millefolium''
|binomial_authority = [[Carl Linnaeus|L.]]
|synonyms_ref=
|synonyms={{collapsible list|bullets = true
|title=<small>Synonymy</small>
|''Achillea albida'' <small>Willd.</small>
|''Achillea alpicola'' <small>(Rydb.) Rydb.</small> 
|''Achillea ambigua'' <small>Boiss.</small>
|''Achillea ambigua'' <small>Pollini</small>
|''Achillea anethifolia'' <small>Fisch. ex Herder</small> 
|''Achillea angustissima'' <small>Rydb.</small>
|''Achillea arenicola'' <small>A.Heller</small>
|''Achillea bicolor'' <small>Wender.</small> 
|''Achillea borealis'' <small>Bong.</small>
|''Achillea californica'' <small>Pollard 	</small>
|''Achillea ceretanica'' <small>Sennen</small> 
|''Achillea compacta'' <small>Lam.</small>
|''Achillea coronopifolia'' <small>Willd.</small>
|''Achillea crassifolia'' <small>Colla</small>
|''Achillea cristata'' <small>Hort. ex DC.</small>
|''Achillea dentifera'' <small>Rchb.</small>
|''Achillea eradiata'' <small>Piper</small>
|''Achillea fusca'' <small>Rydb.</small>
|''Achillea gigantea'' <small>Pollard</small> 
|''Achillea gracilis'' <small>Raf.</small>
|''Achillea haenkeana'' <small>Tausch</small> 
|''Achillea intermedia'' <small>Schleich.</small>
|''Achillea lanata'' <small>Lam.</small>
|''Achillea lanulosa'' <small>Nutt.</small>
|''Achillea laxiflora'' <small>A.Nelson</small> 
|''Achillea laxiflora'' <small>Pollard & Cockerell</small> 
|''Achillea magna'' <small>All.</small> 
|''Achillea magna'' <small>L.</small>
|''Achillea magna'' <small>Haenke</small>
|''Achillea marginata'' <small>Turcz. ex Ledeb.</small>
|''Achillea nabelekii'' <small>Heimerl 	</small>
|''Achillea occidentalis'' <small>(DC.) Raf. ex Rydb.</small>
|''Achillea ochroleuca'' <small>Eichw.</small> 
|''Achillea ossica'' <small>K.Koch</small>
|''Achillea pacifica'' <small>Rydb.</small>
|''Achillea palmeri'' <small>Rydb.</small>
|''Achillea pecten-veneris'' <small>Pollard</small> 
|''Achillea pratensis'' <small>Saukel & R.Länger</small>
|''Achillea pseudo-tanacetifolia'' <small>Wierzb. ex Rchb.</small>
|''Achillea puberula'' <small>Rydb.|</small>
|''Achillea pumila'' <small>Schur</small>
|''Achillea rosea'' <small>Desf.</small>
|''Achillea setacea'' <small>Schwein.</small>
|''Achillea sordida'' <small>(W.D.J.Koch) Dalla Torre & Sarnth.</small>
|''Achillea subalpina'' <small>Greene</small>
|''Achillea submillefolium'' <small>Klokov & Krytzka</small>
|''Achillea sylvatica'' <small>Becker</small> 
|''Achillea tanacetifolia'' <small>Mill.</small>
|''Achillea tenuifolia'' <small>Salisb.</small> 
|''Achillea tenuis'' <small>Schur</small>
|''Achillea tomentosa'' <small>Pursh 1813 not L. 1753</small> 
|''Achillea virgata'' <small>Hort. ex DC.</small>
|''Achillios millefoliatus'' <small>St.-Lag.</small> 
|''Alitubus millefolium'' <small>(L.) Dulac</small>
|''Alitubus tomentosus'' <small>Dulac</small>
|''Chamaemelum millefolium'' <small>(L.) E.H.L.Krause</small>
|''Chamaemelum tanacetifolium'' <small>(All.) E.H.L.Krause</small> 
|''Chamaemelum tomentosum'' <small>(L.) E.H.L.Krause</small>
|plus mony mair names for subspecies, forms, an varieties
}}}}
'''''Achillea millefolium''''', commonly kent as '''stainch-gress''', '''dug-finkle''' or '''thoosand-leaft claver''', is a [[flouerin plant]] in the [[faimily (biology)|faimily]] [[Asteraceae]]. It is [[native plant|native]] tae [[temperateness|temperate]] regions o the Northren Hemisphere in Asie, Europe, an North Americae.<ref name="S&S">{{cite book|title=Simon & Schuster's Guide to Herbs and Spices |url=https://archive.org/details/simonschustersgu0000simo |editor=Stanley Schuler |isbn=0-671-73489-X |author =Gualtiero Simonetti |year=1990 |publisher=Simon & Schuster, Inc}}</ref>