Common names: Palmer’s goldenbush or goldenweed
Conservation concern
Treatment appears in FNA Volume 20. Treatment on page 71. Mentioned on page 70.

Plants 100–400 cm. Leaves 20–40 mm, usually circular in cross-section; axillary leaves 1–2 per fascicle. Phyllaries: midnerves typically evident on proximal 1/2, outer and mid subapical resin ducts not strongly thickened. Florets 12–30.2n = 18.


Phenology: Flowering fall–winter(–spring).
Habitat: Fine, clayey soils
Elevation: 100–600 m

Distribution

V20-126-distribution-map.gif

Calif., Mexico (Baja California)

Discussion

Of conservation concern.

Variety palmeri grows in San Diego County and northern Baja California.

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
racemiform +  and thyrsiform +
indeterminate +  and determinate +
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(A. Gray) H. M. Hall +
decurrent +
Haplopappus palmeri +
compound +  and simple +
0.5 cm5 mm <br />0.005 m <br /> (5 cm50 mm <br />0.05 m <br />) +
linear;narrowly oblanceolate +
0.5mm;2mm +
rugulose +  and muricate +
tan +  and reddish +
subequal +
Palmer’s goldenbush or goldenweed +
not 2-lipped +  and actinomorphic +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
tan +  and brown +
subcylindric +
fertile +  and bisexual +
fertile +  and bisexual +
Calif. +  and Mexico (Baja California) +
100–600 m +
resinous +
gland-dotted +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Fine, clayey soils +
thyrsiform +, paniculiform +, branched +, racemiform +, cymiform +, discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
turbinate;subcampanulate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
1mm;1.8mm +
sessile +  and petiolate +
1 (?) +  and 10 (?) +
2 cm20 mm <br />0.02 m <br /> (?) +  and 4 cm40 mm <br />0.04 m <br /> (?) +
erect;spreading or reflexed +
deltate +  and triangular +
2-carpellate +
off-white +  and brown +
persistent +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Flowering fall–winter(–spring). +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
narrowly oblong +  and elliptic +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
resin-filled +
Univ. Calif. Publ. Bot. +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
Conservation concern +
resinous +
gland-dotted +
lanceolate +  and subulate +
appendaged +  and truncate +
papillate +  and smooth +
Haplopappus sect. Asiris +, Haplopappus sect. Ericameria +, Haplopappus sect. Macronema +  and Haplopappus sect. Stenotopsis +
Ericameria palmeri var. palmeri +
Ericameria palmeri +
variety +
campanulate +
reddish-brown +  and gray +
hairy +  and glabrous +
perennial +, biennial +  and annual +