Tag Archives: Asteraceae

Know Your Natives – Downy Ragged Goldenrod

Downy Ragged Goldenrod* (Solidago petiolaris**) of the Aster, Sunflower, or Composite (Asteraceae) family has stiff lanceolate leaves on unbranched stems that are topped by an unusually large array of golden-yellow flower heads. The genus name is based on the Latin … Continue reading

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Know Your Natives – Late Boneset

Late Boneset (Eupatorium serotinum) of the Aster, Sunflower, or Composite (Asteraceae) family is a tall herbaceous perennial with small, clustered, whitish flowerheads that lack ray florets. The genus name recognizes Mithridates Eupator who invented a “universal antidote” against poisoning and … Continue reading

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Know Your Natives – Mexican Hat

Mexican Hat (Ratibida columnifera) of the Aster, Sunflower, or Composite (Asteraceae) family is a perennial species that has flowerheads with a columnar central receptacle (disk). The origin of the genus name, coined by the eccentric naturalist Constantine Rafinesque-Schmaltz, is not … Continue reading

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Know Your Natives – Prairie Ragwort

Prairie Ragwort (Packera plattensis, formerly Senecio plattensis) of the Aster, Sunflower, or Composite (Asteraceae) family is an herbaceous perennial with felty, white stem hairs and attractive, yellow, radiate flower heads. The genus name honors Canadian John G. Packer, author of … Continue reading

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Know Your Natives – Southern Prairie Aster

Southern prairie aster (Eurybia hemispherica) of the Aster or Sunflower (Asteraceae) family is a slender stemmed plant with spectacular, inch-wide, lavender composite flowerheads. The genus name is based on Greek words for “wide” and “few,” a reference to big-leaf aster … Continue reading

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Know Your Natives – Tall Thistle

Tall thistle (Cirsium altissimum) of the Aster, Sunflower or Composite (Asteraceae) family is a tall biennial thistle with weak spines and pink to lavender flower heads. The genus name derives from a Greek root for “swollen vein” in reference to … Continue reading

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Know Your Natives – Hairy Woodland Sunflower

Hairy woodland sunflower (Helianthus hirsutus), of the Sunflower, Aster, or Composite (Asteraceae) family, is one of three Arkansas species with the common name “woodland sunflower.” The genus name is based on Greek words for “sun” and “flower.” The specific epithet … Continue reading

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Know Your Natives – Wild Quinine

Wild quinine (Parthenium integrifolium) of the Aster, Sunflower or Composite (Asteraceae) family is an herbaceous perennial with frosty composite flowerheads. The genus name is from the Greek word parthenos, for virgin––only the pistillate ray florets are fertile. The specific epithet, … Continue reading

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Know Your Natives – Round-leaf Ragwort

Round-leaf ragwort (Packera obovata, formerly Senecio obovata), of the Aster, Sunflower, or Composite (Asteraceae) family, is an herbaceous clonal species that bears bright yellow daisy-type flowerheads in early spring. The genus name honors John G. Packer, author of Flora of … Continue reading

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Know Your Natives – Yarrow

Yarrow (Achillea millefolium) of the Sunflower, Aster or Composite (Asteraceae) family has distinctive, highly dissected, frilly leaves. The species, the only Arkansas member of the genus Achillea, is native to North America, Asia, and Europe––one of the widest worldwide ranges … Continue reading

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