OregonFlora: Antennaria rosea vs. Antennaria luzuloides

	Antennaria microphylla (synonym of Antennaria rosea)	Antennaria luzuloides
	littleleaf pussytoes, rosy pussytoes	small-flowered everlasting, woodrush pussytoes
Habit	Herbs dioecious or gynoecious; stolons herbaceous, horizontal to ascending, 1–10 cm.	Herbs dioecious, sometimes viviparous; stolons absent.
Stems	5–30 cm, rarely stipitate glandular distally.	7–35(50) cm, sometimes stipitate glandular.
Basal leaves	usually forming rosettes, spatulate to oblanceolate, 8–40 × 2–10 mm, 1-veined; tips mucronate; surfaces usually gray-pubescent, adaxially sometimes green and glabrous.	not rosette-like, linear to narrowly spatulate or narrowly oblanceolate, 18–55 × 1–8(10) mm, 1–3-veined; tips acuminate; surfaces gray-tomentose.
Cauline leaves	linear, 5–36 mm; tips acute to subulate, usually not flagged.	narrowly oblanceolate to linear, 5–60 mm; tips acute, flagged.
Involucres	mostly glabrous to pubescent, staminate heads 4–8 mm, pistillate heads 4–10 mm.	glabrous, staminate heads 3.5–5.5 mm, pistillate heads 3.5–6.5 mm.
Phyllaries	distally white to yellow, green, red, pink, gray, or rarely brown; tips rounded to acuminate.	proximally green or golden brown, distally white; tips acute.
Fruits	0.7–1.5 mm, glabrous to papillate.	1–2 mm, papillate or strigose.
Heads	3–20 per stem; in corymb-like arrays.	10–100+ per stem; raceme-like; panicle-like; corymb-like, or subcapitate arrays.
2n	=28, 42, 56, 70.	=28.

	Antennaria microphylla	Antennaria luzuloides
Distribution	[WildflowerSearch map] [BONAP county map]	[WildflowerSearch map] [BONAP county map]
Discussion	Rocky areas, meadows, forests, disturbed areas. Flowering May–Sep. 200–3000 m. BR, BW, Casc, CR, ECas, Lava, Owy, Sisk. CA, ID, NV, WA; north to AK, northeast to Greenland, east to NE, southeast to NM. Native. Here we take a more inclusive approach and include within this species plants that some floras treat as A. rosea.	Western North America. 2 subspecies. Antennaria luzuloides is unusual among the Asteraceae in its ability to propagate asexually by plantlets in the leaf axils.
Source	Flora of Oregon, volume 2, page 178 Katie Mitchell, Stephen Meyers	Flora of Oregon, volume 2, page 178 Katie Mitchell, Stephen Meyers
Sibling taxa	A. anaphaloides, A. argentea, A. corymbosa, A. dimorpha, A. flagellaris, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. media, A. microphylla, A. pulvinata, A. racemosa, A. stenophylla, A. suffrutescens, A. umbrinella	A. anaphaloides, A. argentea, A. corymbosa, A. dimorpha, A. flagellaris, A. geyeri, A. howellii, A. lanata, A. media, A. microphylla, A. pulvinata, A. racemosa, A. stenophylla, A. suffrutescens, A. umbrinella
Subordinate taxa		A. luzuloides ssp. aberrans, A. luzuloides ssp. luzuloides
Synonyms	Antennaria rosea, Antennaria rosea ssp. arida, Antennaria rosea ssp. confinis, Antennaria rosea ssp. rosea
Web links	Local floras: BC, CA, OR Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Antennaria luzuloides

littleleaf pussytoes, rosy pussytoes

small-flowered everlasting, woodrush pussytoes

Habit

Herbs dioecious or gynoecious; stolons herbaceous, horizontal to ascending, 1–10 cm.

Herbs dioecious, sometimes viviparous; stolons absent.

Stems

5–30 cm, rarely stipitate glandular distally.

7–35(50) cm, sometimes stipitate glandular.

Basal leaves

usually forming rosettes, spatulate to oblanceolate, 8–40 × 2–10 mm, 1-veined;

tips mucronate;

surfaces usually gray-pubescent, adaxially sometimes green and glabrous.

not rosette-like, linear to narrowly spatulate or narrowly oblanceolate, 18–55 × 1–8(10) mm, 1–3-veined;

tips acuminate;

surfaces gray-tomentose.

Cauline leaves

linear, 5–36 mm;

tips acute to subulate, usually not flagged.

narrowly oblanceolate to linear, 5–60 mm;

tips acute, flagged.

Involucres

mostly glabrous to pubescent, staminate heads 4–8 mm, pistillate heads 4–10 mm.

glabrous, staminate heads 3.5–5.5 mm, pistillate heads 3.5–6.5 mm.

Phyllaries

distally white to yellow, green, red, pink, gray, or rarely brown;

tips rounded to acuminate.

proximally green or golden brown, distally white;

tips acute.

Fruits

0.7–1.5 mm, glabrous to papillate.

1–2 mm, papillate or strigose.

Heads

3–20 per stem; in corymb-like arrays.

10–100+ per stem; raceme-like; panicle-like; corymb-like, or subcapitate arrays.

=28, 42, 56, 70.

=28.

Antennaria luzuloides

Distribution

[WildflowerSearch map]

[BONAP county map]

[WildflowerSearch map]

[BONAP county map]

Discussion

Rocky areas, meadows, forests, disturbed areas. Flowering May–Sep. 200–3000 m. BR, BW, Casc, CR, ECas, Lava, Owy, Sisk. CA, ID, NV, WA; north to AK, northeast to Greenland, east to NE, southeast to NM. Native.

Here we take a more inclusive approach and include within this species plants that some floras treat as A. rosea.

Western North America. 2 subspecies.

Antennaria luzuloides is unusual among the Asteraceae in its ability to propagate asexually by plantlets in the leaf axils.

Source

Flora of Oregon, volume 2, page 178
Katie Mitchell, Stephen Meyers

Sibling taxa