Flora of North America species comparison

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Packera tomentosa

woolly ragwort
Habit Perennials, 30–60+ cm; taprooted (caudices relatively thick, weakly ascending or erect), sometimes stoloniferous.
Stems

1, densely lanate-tomentose proximally, floccose-tomentose to glabrescent distally.
Basal leaves

(and proximal cauline) petiolate;

blades lanceolate to narrowly ovate or elliptic, 40–120+ × 20–50+ mm, bases tapering, sometimes oblique, margins subentire, crenate, or serrate-dentate.
Cauline leaves

gradually reduced (± petiolate or sessile, weakly clasping; dentate to pinnately lobed).
Peduncles

bracteate, sparsely to densely tomentose.
Ray florets

10 or 13;

corolla laminae 6–8+ mm.
Disc florets

50–60+;

corolla tubes 3.5–4 mm, limbs 3–3.5 mm.
Phyllaries

13 or 21, light green, 5–8 mm, usually glabrous (sometimes hairy proximally).
Calyculi

inconspicuous.
Heads

10–30+ in open, corymbiform arrays (more in robust individuals).
Cypselae

1–1.5 mm, hispid;

pappi 5–7 mm.
2n

= 46.

Packera tomentosa
Phenology Flowering (Mar–)May–early Jun.
Habitat Open meadows, roadways, sandy or shallow soils overlying granitic outcrops
Elevation 0–500 m (0–1600 ft)
Distribution
from FNA
AL; AR; DE; FL; GA; LA; MD; NC; NJ; OK; SC; TX; VA
[WildflowerSearch map]
[BONAP county map]
Discussion

Packera tomentosa is common throughout most of its range. The basal and proximal cauline leaves are held at about 45 degrees to the stems.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 20, p. 601.
Parent taxa Asteraceae > tribe Senecioneae > Packera
Sibling taxa
P. anonyma, P. antennariifolia, P. aurea, P. bernardina, P. bolanderi, P. breweri, P. cana, P. cardamine, P. castoreus, P. clevelandii, P. contermina, P. crocata, P. cymbalaria, P. cynthioides, P. debilis, P. dimorphophylla, P. eurycephala, P. fendleri, P. flettii, P. franciscana, P. ganderi, P. glabella, P. greenei, P. hartiana, P. hesperia, P. hyperborealis, P. indecora, P. ionophylla, P. layneae, P. macounii, P. malmstenii, P. millefolium, P. millelobata, P. multilobata, P. musiniensis, P. neomexicana, P. obovata, P. ogotorukensis, P. pauciflora, P. paupercula, P. plattensis, P. porteri, P. pseudaurea, P. quercetorum, P. sanguisorboides, P. schweinitziana, P. spellenbergii, P. streptanthifolia, P. subnuda, P. tampicana, P. texensis, P. tridenticulata, P. werneriifolia
Synonyms Senecio tomentosus, Cineraria integrifolia var. minor, S. alabamensis
Name authority (Michaux) C. Jeffrey: Kew Bull. 47: 101. (1992)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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