Flora of North America species comparison

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Packera fendleri

Packera bernardina

Fendler's ragwort, notchleaf groundsel

San Bernardino ragwort
Habit Perennials, 10–40+ cm; rhizomatous (rhizomes horizontal to suberect, branched). Perennials, 15–30+ cm; fibrous-rooted (caudices branched, erect to suberect).
Stems

1 or multiple (crowded to subcespitose), floccose-tomentose or glabrescent.

1 (per rosette, rosettes clustered), lanate-tomentose to glabrescent.
Basal leaves

petiolate;

blades lanceolate to oblanceolate, 30–60+ × 10–30+ mm, bases tapering, margins shallowly, evenly pinnatifid to pinnatisect or wavy (adaxial faces floccose-tomentose or subglabrescent).

(and proximal cauline) petiolate;

blades obovate to broadly spatulate, 5–20+ × 10–15 mm, bases tapering, margins subentire or dentate apically (faces lanate-tomentose to glabrescent).
Cauline leaves

gradually reduced (sessile; lanceolate to oblanceolate, pinnatisect to wavy).

gradually reduced (sessile; spatulate to linear, densely tomentose).
Peduncles

bracteate, densely to irregularly floccose.

bracteate, densely lanate-tomentose.
Ray florets

6–8+;

corolla laminae 5–7 mm.

8 or 13;

corolla laminae 8–10 mm.
Disc florets

30–40+;

corolla tubes 2.5–3 mm, limbs, 2.5–3.5 mm.

35–50+;

corolla tubes 2–2.5 mm, limbs 2–2.5 mm.
Phyllaries

13, green, 5–7 mm, floccose proximally to glabrescent distally.

13 or 21, green, 6–8 mm, lanate-tomentose, glabrate distally.
Calyculi

0 or inconspicuous (bractlets red-tinged).

0.
Heads

6–25+ in open or compact, corymbiform arrays.

2–8+ in compact cymiform arrays.
Cypselae

2.5–3 mm, glabrous;

pappi 4–5 mm.

0.75–1 mm, glabrous or hispid on ribs;

pappi 3–4 mm.
2n

= 46.

= 46.

Packera fendleri

Packera bernardina
Phenology Flowering late May–early Oct. Flowering late May–late Jul.
Habitat Steep slopes, loose, dry rocky or gravelly soils, along streams, open forests, disturbed sites Dry rocky slopes, duff of pine forests
Elevation 1600–3200 m (5200–10500 ft) 1700–2200 m (5600–7200 ft)
Distribution
from FNA
CO; NM; WY
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[BONAP county map]
Discussion

Packera fendleri is abundant, almost weedy in the southern Rocky Mountains. It thrives in a wide range of elevations and in a wide variety of habitats; flowering times vary. It frequently grows in close association with other species of Packera and may hybridize with them.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Of conservation concern.

Packera bernardina is known only from the San Bernardino Mountains and has been collected most frequently from Bear Valley.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 20, p. 587. FNA vol. 20, p. 579.
Parent taxa Asteraceae > tribe Senecioneae > Packera 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. 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. tomentosa, P. tridenticulata, P. werneriifolia
P. anonyma, P. antennariifolia, P. aurea, 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. tomentosa, P. tridenticulata, P. werneriifolia
Synonyms Senecio fendleri, Senecio canovirens, Senecio fendleri var. molestus, Senecio nelsonii, Senecio rosulatus, Senecio salicinus Senecio bernardinus, Senecio bernardinus var. sparsilobatus, Senecio ionophyllus var. bernardinus, Senecio ionophyllus var. sparsilobatus, Senecio sparsilobatus
Name authority (A. Gray) W. A. Weber & Á. Löve: Phytologia 49: 46. (1981) (Greene) W. A. Weber & Á. Löve: Phytologia 49: 45. (1981)
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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