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Packera obovata
(Muhl. ex Willd.) W. A. Weber & Á. Löve
Family:
Asteraceae
Round-Leaf Groundsel,
more...
roundleaf ragwort
mfeaver
FNA
Resources
Debra K. Trock in Flora of North America (vol. 20)
Perennials,
20-50+ cm; stoloniferous and rhizomatous (rhizomes horizontal to suberect).
Stems
1 or multiple, loosely clustered, usually glabrous, sometimes tomentose proximally and in leaf axils.
Basal leaves
(and proximal cauline) petiolate; blades orbiculate, ovate, or obovate, 40-100+ × 20-80+ mm, bases tapering, rounded, or abruptly contracted, margins crenate, dentate, or serrate.
Cauline leaves
gradually reduced (sessile, clasping; pinnatisect or sublyrate).
Heads
6-15+ in open or congested, corymbiform arrays.
Peduncles
bracteate, glabrous or proximally tomentose.
Calyculi
conspicuous.
Phyllaries
13 or 21, green (tips sometimes reddish), 3-6 mm, glabrous or floccose-tomentose proximally.
Ray florets
8-13(-21); corolla laminae 7-10 mm.
Disc florets
40-50+; corolla tubes 2-3 mm, limbs 2-3 mm.
Cypselae
1-1.5 mm, glabrous or hirsute on ribs;
pappi
3-6 mm.
2
n
= 44, 88, 90. Flowering late Feb-Apr (south), early Apr-early Jun (north). Meadows in deciduous woodlands, wet ditches, stream banks, rocky hillsides; 0-2500 m; Ont., Que.; Ala., Ark., Conn., Fla., Ga., Ill., Ind., Kans., Ky., La., Md., Mass., Mich., Miss., Mo., N.H., N.J., N.Mex., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Tex., Vt., Va., W.Va.; Mexico (Coahuila).
Packera obovata
forms relatively large, stoloniferous colonies in wet sites.
Open Interactive Map
rmann45
lillybyrd
Beth Nichols
mfeaver
rmann45
chrisgrn43
lillybyrd
Click to Display
20 Total Images
This project made possible through support from the UF Planning, Design & Construction and the UF Office of Sustainability
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