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Hymenopappus filifolius var. polycephalus
(Osterh.) B.L. Turner
Family:
Asteraceae
Images
not available
Flora of North America
Resources
John L. Strother in Flora of North America (vol. 21)
Stems
(20-)30-60 cm.
Leaves:
basal axils ± densely tomentose, terminal lobes (4-)10-30 mm; cauline (2-)3-8.
Heads
5-60.
Peduncles
2-8 cm.
Phyllaries
5-8 mm.
Florets
20-50; corollas yellowish, 3-3.5 mm, throats 1.3-1.8 mm, lengths 2-3 times lobes; anthers 2.5-3 mm.
Cypselae
4-5 mm, hairs 1-2 mm;
pappi
0.6-2 mm.
2
n
= 68. Flowering Jun-Aug. Hills, prairies, sands, clays; 600-2100+ m; Alta., Sask.; Colo., Kans., Mont., Nebr., N.Dak., S.Dak., Wyo.
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