Erigeron petrophilus var. sierrensis

G. L. Nesom

Phytologia 72: 198. 1992.

Endemic
Treatment appears in FNA Volume 20. Treatment on page 315.

Stems and leaves densely glandular, nonglandular hairs usually loose, often crinkly. Phyllary apices not purplish or differently colored from proximal portion.


Phenology: Flowering Jul–Oct.
Habitat: Ledges, rocky sites, commonly serpentine, pine, pine-oak
Elevation: 300–2000 m

Discussion

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
Guy L. Nesom +
G. L. Nesom +
decurrent +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
narrowly oblong;oblanceolate +
equal-sized +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
rugulose +  and muricate +
not 2-lipped +  and actinomorphic +
yellow +, usually white +  and bluish or purplish +
beaked +, 2-ribbed +  and 5-ribbed +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
subterete +, oblong +  and oblong-obovoid compressed +
fertile +  and bisexual +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
fertile +  and bisexual +
300–2000 m +
glandular +  and eglandular +
villous +  and hirsuto-villous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Ledges, rocky sites, commonly serpentine, pine, pine-oak +
disciform +  and discoid +
in loose , corymbiform or paniculiform arrays +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.55 cm5.5 mm <br />0.0055 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
turbinate;hemispheric +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
petiolate +  and sessile +
erect;spreading +
deltate +
not +  and scarious +
2-carpellate +
Flowering Jul–Oct. +
3-nerved +  and 1-nerved +
narrowly elliptic +  and linear-lanceolate +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
glandular +  and eglandular +
prostrate +  and decumbent +
erect +  and decumbent-ascending +
hispido-pilose +  and white-villous +
appendaged +  and truncate +
papillate +  and smooth +
Achaetogeron +  and Trimorpha +
Erigeron petrophilus var. sierrensis +
Erigeron petrophilus +
variety +
inflated +  and tubular +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +
tree +, shrub +  and subshrub +