Packera bernardina

(Greene) W. A. Weber & Á. Löve

Phytologia 49: 45. 1981.

Common names: San Bernardino ragwort
EndemicConservation concern
Basionym: Senecio bernardinus Greene Pittonia 3: 298. 1898
Synonyms: Senecio bernardinus var. sparsilobatus (Parish) Greenman Senecio ionophyllus var. bernardinus (Greene) H. M. Hall Senecio ionophyllus var. sparsilobatus (Parish) H. M. Hall Senecio sparsilobatus
Treatment appears in FNA Volume 20. Treatment on page 579. Mentioned on page 577.

Perennials, 15–30+ cm; fibrous-rooted (caudices branched, erect to suberect). Stems 1 (per rosette, rosettes clustered), lanate-tomentose to glabrescent. Basal leaves (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; spatulate to linear, densely tomentose). Heads 2–8+ in compact cymiform arrays. Peduncles bracteate, densely lanate-tomentose. Calyculi 0. Phyllaries 13 or 21, green, 6–8 mm, lanate-tomentose, glabrate distally. Ray florets 8 or 13; corolla laminae 8–10 mm. Disc florets 35–50+; corolla tubes 2–2.5 mm, limbs 2–2.5 mm. Cypselae 0.75–1 mm, glabrous or hispid on ribs; pappi 3–4 mm. 2n = 46.


Phenology: Flowering late May–late Jul.
Habitat: Dry rocky slopes, duff of pine forests
Elevation: 1700–2200 m

Discussion

Of conservation concern.

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

Selected References

None.

Lower Taxa

None.
... more about "Packera bernardina"
Debra K. Trock +
(Greene) W. A. Weber & Á. Löve +
Senecio bernardinus +
San Bernardino ragwort +
1700–2200 m +
Dry rocky slopes, duff of pine forests +
Flowering late May–late Jul. +
Endemic +  and Conservation concern +
Senecio bernardinus var. sparsilobatus +, Senecio ionophyllus var. bernardinus +, Senecio ionophyllus var. sparsilobatus +  and Senecio sparsilobatus +
Packera bernardina +
species +