Antennaria howellii (everlasting or Howell's pussytoes) is a North American species in the genus Antennaria within the family Asteraceae. It is native to northern Alaska, much of Canada including the Arctic territories, and the northern United States as far south as northern California, Colorado and North Carolina. The plant is named for American botanist Thomas J. Howell, who collected the first known specimens of the plant in 1887.
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| - Antennaria howellii (en)
- Antennaria howellii (fr)
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| - Antennaria howellii (everlasting or Howell's pussytoes) is a North American species in the genus Antennaria within the family Asteraceae. It is native to northern Alaska, much of Canada including the Arctic territories, and the northern United States as far south as northern California, Colorado and North Carolina. The plant is named for American botanist Thomas J. Howell, who collected the first known specimens of the plant in 1887. (en)
- Antennaria howellii est une espèce de la famille des Asteraceae, endémique du Nord de l'Amérique du Nord de l'Est de l'Alaska jusqu'à Terre-Neuve et de la Californie, du Colorado et de la Caroline du Nord. Cette espèce est dédiée à Thomas Jefferson Howell, botaniste américain de la deuxième moitié du XIXe siècle. Plusieurs sous-espèces sont notables :
* Antennaria howellii subsp. canadensis
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*
* (fr)
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| - A. howellii subsp. canadensis (en)
- Canadian pussytoes (en)
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| - Antennaria rupicola (Fernald, syn of subsp. neodioica ) (en)
- Antennaria randii (Fernald, syn of subsp. canadensis) (en)
- Antennaria callilepis (Greene) (en)
- Antennaria eximia (Greene) (en)
- Antennaria isabellina ( Greene ex House, syn of subsp. canadensis) (en)
- Antennaria grandis ( House, syn of subsp. neodioica ) (en)
- Antennaria petaloidea ( Fernald, syn of subsp. petaloidea ) (en)
- Antennaria obovata (E.E.Nelson, syn of subsp. neodioica ) (en)
- Antennaria pedicellata (Greene, syn of subsp. petaloidea ) (en)
- Antennaria neodioica (Greene, syn of subsp. neodioica ) (en)
- Antennaria rhodantha (Fernald, syn of subsp. neodioica ) (en)
- Antennaria appendiculata (Fernald, syn of subsp. petaloidea ) (en)
- Antennaria canadensis (Greene, syn of subsp. canadensis) (en)
- Antennaria spathulata ( Fernald, syn of subsp. canadensis) (en)
- Antennaria stenolepis (Greene, syn of subsp. petaloidea ) (en)
- Antennaria concolor (Piper, syn of subsp. petaloidea ) (en)
- Antennaria russellii (Boivin, syn of subsp. neodioica ) (en)
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| - Antennaria howellii (everlasting or Howell's pussytoes) is a North American species in the genus Antennaria within the family Asteraceae. It is native to northern Alaska, much of Canada including the Arctic territories, and the northern United States as far south as northern California, Colorado and North Carolina. Antennaria howellii is an evergreen perennial plant. The form is usually basal rosettes, largely clonally propagated. The basal rosette leaves are 2–4 cm long and 6–12 mm broad, light green and spatulate, with a thin arm and a broad tip with a point. They have woolly white undersides. The flowerheads appear in May, on a stem 15–35 cm tall with smaller, slender leaves 1–4 cm long. It is commonly seen growing under pine stands. Subspecies
* Antennaria howellii subsp. howellii – western + north-central US, western + central Canada including Yukon
* Antennaria howellii subsp. canadensis – northeastern US, eastern + central Canada including Labrador
* Antennaria howellii subsp. neodioica – Canada, northern US
* Antennaria howellii subsp. petaloidea – Canada, northern US The plant is named for American botanist Thomas J. Howell, who collected the first known specimens of the plant in 1887. (en)
- Antennaria howellii est une espèce de la famille des Asteraceae, endémique du Nord de l'Amérique du Nord de l'Est de l'Alaska jusqu'à Terre-Neuve et de la Californie, du Colorado et de la Caroline du Nord. Cette espèce est dédiée à Thomas Jefferson Howell, botaniste américain de la deuxième moitié du XIXe siècle. Cette vivace à feuilles persistantes se propage par ses stolons. Ses feuilles, formant une rosette basale, mesurent 2-4 cm de long et 6-12 mm large. Elles sont spatulées, d'un vert clair dessus et d'un blanc cotonneux dessous. Les capitules apparaissent en mai, sur une hampe florale de 15-35 cm. Elle se plait au sein des pinèdes montagnardes. Plusieurs sous-espèces sont notables :
* Antennaria howellii subsp. canadensis
*
*
* (fr)
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