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Packera clevelandii
(Greene) W.A. Weber & A. Löve
Family:
Asteraceae
Cleveland's Groundsel
[
Senecio cleavelandii
Greene]
FNA
Resources
Debra K. Trock in Flora of North America (vol. 20)
Perennials,
30-80+ cm; taprooted (caudices suberect to erect, stout).
Stems
usually 1 (sometimes more, clustered), glaucous.
Basal leaves
(and proximal cauline, relatively thick and turgid) petiolate; blades lanceolate to narrowly oblanceolate, 30-100+ × 10-20+ mm, bases tapering, margins entire or subentire.
Cauline leaves
gradually reduced (sessile and weakly clasping; lanceolate, entire).
Heads
12-20+ in open, corymbiform arrays.
Peduncles
conspicuously bracteate, glaucous.
Calyculi
conspicuous.
Phyllaries
(13) 21, green (tips often purple), glabrous.
Ray florets
8-10(-13); corolla laminae 5-7 mm.
Disc florets
25-40+; corolla tubes 2-3 mm, limbs 3-4 mm.
Cypselae
1-1.5 mm, glabrous;
pappi
5-6 mm.
2
n
= 46.
Flowering mid Jun-mid Jul. Rocky, serpentine soils, open, dry, shrubby areas, dry streambeds; 300-700 m; Calif.
Packera clevelandii
is known only from the North Coast Ranges and foothills of the Sierra Nevada on serpentine soils in chaparral communities. It is the only
Packera
with subsucculent, glaucous herbage.
Open Interactive Map
Jaroenchai Phewban
Jaroenchai Phewban
Click to Display
26 Total Images
Development supported by National Science Foundation Grants (
DBI 9983132
,
BRC 0237418
,
DBI 0743827
,
DBI 0847966
)
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