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Centaurea nigrescens Willd.

Centaurea debeauxii Gren. & Godr. ssp. thuillieri Dostál

Centaurea dubia Suter ssp. vochinensis (Bernh. ex Rchb.) Hayek

Centaurea pratensis Thuill. non Salisb. nom. illeg.

Centaurea vochinensis Bernh. ex Rchb.

Short-fringed knapweed

KingdomPlantaePlants, but not fungi, lichens, or algae
SubkingdomTracheobiontaVascular plants—plants with a “circulatory system” for delivering water and nutrients
DivisionMagnoliophytaFlowering plants, also known as angiosperms
ClassMagnoliopsidaDicotyledons—plants with two initial seed leaves
SubclassAsteridaeA large class that encompasses asters
OrderAsteralesFlowering plants with a central disk flower and surrounding petals, like daisies
FamilyAsteraceaeThe aster family, which also includes daisies and sunflowers; from the Greek ἀστήρ, “star,” for the star-shaped flowers
GenusCentaureaFrom the Latin and a reference to the Centaur Chiron who was supposed to have discovered the medicinal uses of a plant in Greece that came to be called Centaury
Speciesnigrescens

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Centaurea nigrescens description by Thomas H. Kent, last updated 25 May 2020.

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Centaurea nigrescens (short-fringed knapweed)

7/17/2019 · Oceanview, Falmouth, Maine
≈ 5 × 3½" (13 × 9.2 cm)

Centaurea nigrescens (short-fringed knapweed)

7/17/2019 · Oceanview, Falmouth, Maine
≈ 6 × 4" (16 × 11 cm)

Centaurea nigrescens (short-fringed knapweed)

7/18/2020 · Woodward Point Preserve, Brunswick, Maine
≈ 4 × 3½" (9.9 × 9 cm)

Centaurea nigrescens (short-fringed knapweed)

7/18/2020 · Woodward Point Preserve, Brunswick, Maine
≈ 6 × 4" (16 × 11 cm)

Centaurea nigrescens (short-fringed knapweed)

7/17/2019 · Oceanview, Falmouth, Maine
≈ 5 × 4" (12 × 10 cm)

Centaurea nigrescens (short-fringed knapweed)

7/18/2020 · Woodward Point Preserve, Brunswick, Maine
≈ 4½ × 4½" (11 × 12 cm)

Centaurea nigrescens (short-fringed knapweed)

7/17/2019 · Oceanview, Falmouth, Maine
≈ 5 × 8" (13 × 20 cm)

Centaurea nigrescens (short-fringed knapweed)

7/18/2020 · Woodward Point Preserve, Brunswick, Maine
≈ 4 × 3" (10 × 7.6 cm)

Range:

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