Achillea clavennae

Achillea clavennae
	Inflorescences of Achillea clavennae at the Giardino Botanico Alpino Chanousia
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Achillea
Species:	A. clavennae
Binomial name
	Achillea clavennae; L.
Synonyms
	Synonymy Achillea absinthifolia (Clairv.) Clairv. ; Achillea argentea Salisb. ; Achillea argentea Vis. ; Achillea capitata Willd. ; Achillea glavennae Schrank. ; Achillea intercedens Dalla Torre ; Achillea millii Heldr. ex Boiss. ; Achillea tyrolensis Wender ; Achillea visianii Dalla Torre ; Chamaemelum clavennae (L.) E.H.L.Krause ; Ptarmica clavennae (L.) DC. ;

Achillea clavennae, the silvery yarrow, is a herbaceous perennial flowering plant in the sunflower family.^[2] The species name (clavennae) honors the Italian botanist N. Clavena (17th century).^[3]

Description

Achillea clavennae can reach a height of about 25 centimetres (9.8 in). The leaves are silvery silky-hairy, pinnatifid, cut into some lobes, alternate, about 4–8 centimetres (1.6–3.1 in) long. This plant blooms from June to August, producing many loose clusters.

Distribution

This species is native to Central Europe, the eastern Alps, the southern Alps up to the Balkan Peninsula.

Habitat

This plant prefers sunny slopes in mountain regions.^[4]^[5]

References

^ The Plant List, Achillea clavennae L
^ Altervista Flora Italiana, Millefoglio di Clavena, Achillea clavennae L.
^ Stearn, W.T. (2004). Botanical Latin (4th ed). Portland, Oregon: Timber Press. p. 283. ISBN 9780881926279.
^ Alpine Encyclopaedia
^ Hortipedia

[1] The Plant List, Achillea clavennae L

[2] Altervista Flora Italiana, Millefoglio di Clavena, Achillea clavennae L.

[3] Stearn, W.T. (2004). Botanical Latin (4th ed). Portland, Oregon: Timber Press. p. 283. ISBN 9780881926279.

[4] Alpine Encyclopaedia

[5] Hortipedia

[2]

[3]

[1]

[4]

[5]

Achillea clavennae

Inflorescences of Achillea clavennae at the Giardino Botanico Alpino Chanousia
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Achillea
Species:	A. clavennae
Binomial name
*Achillea clavennae* L.
Synonyms^[1]
Synonymy Achillea absinthifolia (Clairv.) Clairv. Achillea argentea Salisb. Achillea argentea Vis. Achillea capitata Willd. Achillea glavennae Schrank. Achillea intercedens Dalla Torre Achillea millii Heldr. ex Boiss. Achillea tyrolensis Wender Achillea visianii Dalla Torre Chamaemelum clavennae (L.) E.H.L.Krause Ptarmica clavennae (L.) DC.