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Arnoglossum atriplicifolium
(L.) H. Rob.
Family:
Asteraceae
Pale Indian-Plantain,
more...
pale indian plantain, Pale Indian-Plaintain
FNA
Resources
Loran C. Anderson in Flora of North America (vol. 20)
Plants
100-300 cm (rhizomatous).
Stems
smooth to weakly striate (glaucous).
Basal leaves:
blades usually ovate or ovate-cordate, to 21 cm (bases truncate or subcordate), margins shallowly lobed or dentate (sinuses smooth).
Cauline leaves:
(abaxial faces pale green, glaucous) proximal petiolate, ± deltate, margins coarsely dentate; distal petiolate or sessile, smaller.
Involucres
(7.5-)8-10(-10.5) mm.
Phyllaries
(pale green) oblong, midveins not winged (tips obtuse to acute, sparsely papillate).
Corollas
white, usually with green, sometimes purple, 8-9.5(-13) mm.
Cypselae
fusiform or ellipsoid, 4-5 mm (brown or purplish, 8-10-ribbed);
pappi
5-6(-7) mm (readily falling).
2
n
= 50, 52, 56. Flowering Jul-Nov. Edges of woods, pastures, roadsides; 10-600 m; Ala., Ark., Del., Fla., Ga., Ill., Ind., Kans., Ky., Md., Mich., Minn., Miss., Mo., Nebr., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., Tenn., Va., W.Va., Wis.
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This project made possible through support from the UF Planning, Design & Construction and the UF Office of Sustainability
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