Antennaria anaphaloides
 
Tall Everlasting

Whole Plant

Centre Block, Cypress Hills Interprovincial Park
26-June-2008

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Anaphaloides: Answers to key questions in Budd's Flora and Flora of Alberta leading to this species. 
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plants 20-50 cm tall; NOT [plants 10-20 cm tall], NOT [plants low, flowering stems 2-5 cm high, scarcely exceeding the basal leaves]

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plants NOT densely caespitose

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basal leaves, if present, upright around the stem; NOT [basal leaves in well-developed appressed rosettes]

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plants with well-developed stem leaves; NOT [plants with greatly reduced stem leaves]

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upper stem leaves much shorter than the lower; NOT [upper stem leaves half as long as the lower]

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leaves mostly linear-lanceolate; NOT [leaves usually small, ovate to spatulate]

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heads several on a stem; NOT [heads solitary]

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involucres 6-10 mm high; NOT [involucres 4-5 mm high]

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involucral bracts in 3 or 4 series; NOT [involucral bracts in 6 or 7 series]

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base of bract with or without a small dark spot; NOT [base of bract with a large dark spot], NOT [bracts of involucre conspicuously dark green or brown below] (BF)

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tip of bract white; NOT [tip of bract brownish or yellowish] (BF)

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bracts mostly white, with only a brownish black spot at the base; NOT [bracts brownish black or white only at the tip] (FOA)

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bracts scarious only at the tip; NOT [bracts scarious throughout]

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bracts woolly at the base; NOT [bracts glabrous]

 
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Antennaria: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus. 
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plants perennial with fibrous roots, often with rhizomes or stolons, but lacking a taproot; NOT [plants perennial with taproot, or low spreading annuals]

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plants often stoloniferous; NOT [plants rhizomatous but lacking stolons]

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juice watery; NOT [plants with a milky or sticky sap]

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plants more or less white-woolly; NOT [plants not at all white-woolly]

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low plants; NOT [tall plants]

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leaves mostly basal, with stem leaves reduced; NOT [stems leafy]

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basal leaves generally forming a persistent tuft or rosette, stem seldom very leafy; NOT [basal leaves soon deciduous, not markedly larger than the numerous well-developed cauline leaves]

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basal leaves, if any, not cordate or sagittate; NOT [basal leaves cordate or sagittate]

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receptacle naked; NOT [receptacle densely bristly]

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bracts of involucre dry, parchmenty or membranous, not green; NOT [bracts of involucre not dry or parchmenty, usually green]

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involucral bracts mostly with dry, scarious, thin, white to yellowish or brownish tips]; NOT [involucral bracts not markedly scarious at the tip]

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flower heads with all florets tubular

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no fertile bisexual florets; NOT [some florets bisexual]

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heads strictly dioecious, the heads wholly staminate or pistillate; NOT [pistillate heads commonly with a few central staminate flowers], NOT [heads all with outer pistillate flowers and central perfect flowers]

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male and female florets on separate plants; NOT [both male and female florets on same plant]

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stamens united to form a tube around the pistil

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pappus of capillary bristles, sometimes plumose; NOT [pappus of scales, or of awns, or a crown, or none]