Rosea: Answers to key questions in Budd's Flora and Flora of Alberta leading to this species.  stolons leafy; NOT [stolons often leafless, with a terminal rosette] plants with greatly reduced stem leaves; NOT [plants with well-developed stem leaves] basal leaves in well-developed appressed rosettes; NOT [basal leaves, if present, upright around the stem] rosette leaves densely pubescent on both sides; NOT [rosette leaves glabrous to subglabrous above, densely pubescent below] leaves usually ovate to spatulate; NOT [leaves mostly linear-lanceolate] leaves generally narrower; NOT [leaves generally about 1 cm wide] leaves usually small, ovate, spatulate; NOT [leaves mostly linear-lanceolate] inflorescence more or less crowded at the top of the stem; NOT [inflorescence open, spread out along the stem] heads in corymbs, often congested; NOT [heads in loose racemes] heads on short peduncles or subsessile; NOT [heads on long, slender peduncles] bracts woolly at base; NOT [bracts glabrous or nearly so] terminal part of involucral bracts roseate to deep pink, even at maturity; NOT [terminal part of involucral bracts colorless, white or cream (or light pink when young)], NOT [terminal part of involucral bracts greenish or light to dark brown or black]

 

Antennaria: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus.  plants perennial with fibrous roots, often with rhizomes or stolons, but lacking a taproot; NOT [plants perennial with taproot, or low spreading annuals] plants often stoloniferous; NOT [plants rhizomatous but lacking stolons] juice watery; NOT [plants with a milky or sticky sap] plants more or less white-woolly; NOT [plants not at all white-woolly] low plants; NOT [tall plants] leaves mostly basal, with stem leaves reduced; NOT [stems leafy] 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] basal leaves, if any, not cordate or sagittate; NOT [basal leaves cordate or sagittate] receptacle naked; NOT [receptacle densely bristly] bracts of involucre dry, parchmenty or membranous, not green; NOT [bracts of involucre not dry or parchmenty, usually green] involucral bracts mostly with dry, scarious, thin, white to yellowish or brownish tips]; NOT [involucral bracts not markedly scarious at the tip] flower heads with all florets tubular no fertile bisexual florets; NOT [some florets bisexual] 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] male and female florets on separate plants; NOT [both male and female florets on same plant] stamens united to form a tube around the pistil pappus of capillary bristles, sometimes plumose; NOT [pappus of scales, or of awns, or a crown, or none]