Antennaria flagellaris

(A. Gray) A. Gray

Proc. Amer. Acad. Arts 17: 212. 1882

Common names: Whip or stoloniferous pussytoes
Basionyms: Antennaria dimorpha var. flagellaris A. Gray in C. Wilkes et al., U.S. Expl. Exped. 17: 366. 1874
Treatment appears in FNA Volume 19. Treatment on page 399. Mentioned on page 389, 393.
Dioecious. Plants 0.5–1.5 cm. Stolons 3–10 cm (leafless except tips, relatively slender). Basal leaves 1-nerved, linear-oblanceolate, 16–18 × 1.5–2 mm, tips acute, faces ± gray-tomentose. Cauline leaves linear or oblanceolate, 7–15 mm, not flagged. Heads borne singly. Involucres: staminate 6–7 mm; pistillate 7–9 mm. Phyllaries (relatively wide) distally brown to blackish or whitish. Corollas: staminate 3–4.5 mm; pistillate 5–7 mm. Cypselae 2–3 mm, papillate; pappi: staminate 3.5–4.5 mm; pistillate 6–8 mm. 2n = 28.

Phenology: Flowering mid–late spring.
Habitat: Seasonally dry basins in foothills of mountains, often associated with sagebrush flats
Elevation: 900–2700 m



B.C., Calif., Idaho, Nev., Oreg., S.Dak., Wash., Wyo.


Antennaria flagellaris is among the more distinctive species of Antennaria, with its flagelliform stolons (whiplike with leaves only at the very end) and heads borne singly. It belongs to the Dimorphae group (R. J. Bayer 1990; Bayer et al. 1996).



Lower Taxa

No lower taxa listed.

AuthorRandall J. Bayer +
Authority(A. Gray) A. Gray +
BasionymsAntennaria dimorpha var. flagellaris +
Common nameWhip or stoloniferous pussytoes +
DistributionB.C. +, Calif. +, Idaho +, Nev. +, Oreg. +, S.Dak. +, Wash. + and Wyo. +
Elevation900–2700 m +
HabitatSeasonally dry basins in foothills of mountains, often associated with sagebrush flats +
IllustratorYevonn Wilson-Ramsey +
PhenologyFlowering mid–late spring. +
Publication titleProc. Amer. Acad. Arts +
Publication year1882 +
ReferenceNone +
Source xml grained fna xml/V19-20-21/V19 634.xml +
SynonymsCompositae +
Taxon familyAsteraceae +
Taxon nameAntennaria flagellaris +
Taxon parentAntennaria +
Taxon rankspecies +
VolumeVolume 19 +