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Antennaria dimorpha
Torr. & A. Gray
(redirected from:
Antennaria macrocephala
(D.C.Eaton) Rydb.)
Family:
Asteraceae
Cushion Pussytoes,
more...
low pussy-toes
[
Antennaria dimorpha var. integra
L.F.Hend.,
more
Antennaria dimorpha var. latisquama
,
Antennaria dimorpha var. macrocephala
D.C.Eaton,
Antennaria latisquama
Piper,
Antennaria macrocephala
(D.C.Eaton) Rydb.,
Gnaphalium dimorphum
Nutt.
]
Tony Frates
FNA
Resources
Randall J. Bayer in Flora of North America (vol. 19, 20 and 21)
Dioecious. Plants
0.5-4 cm.
Stolons
none.
Basal leaves:
1-nerved, linear to narrowly spatulate, 8-11 × 1-1.2 mm, tips acute, faces ± gray-tomentose.
Cauline leaves
linear or oblanceolate, 7-12 mm, not flagged (apices acute).
Heads
borne singly.
Involucres:
staminate 6-8 mm; pistillate 10-11 mm.
Phyllaries
distally dingy brown (apices acute-acuminate).
Corollas:
staminate 3-5 mm; pistillate 8-10 mm.
Cypselae
2-3.5 mm, pubescent;
pappi:
staminate 4.5-6 mm; pistillate 10-12 mm.
2
n
= 28, 56.
Flowering early-mid spring. Sagebrush steppe, plains, foothills of mountains; 600-3400 m; Alta., B.C., Sask.; Calif., Colo., Idaho, Mont., Nebr., Nev., N.Mex., Oreg., Utah, Wash., Wyo.
Antennaria dimorpha
is characterized by narrowly oblanceolate leaves and relatively large heads (borne singly). It is, perhaps, the most xerophytic of spring-blooming
Antennaria
species. It belongs to the Dimorphae group.
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Tony Frates
Tony Frates
Tony Frates
Tony Frates
Tony Frates
Bill Harms
Bill Harms
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