Erigeron bloomeri var. nudatus

(A. Gray) Cronquist

Brittonia 6: 199. 1947.

Endemic
Basionym: Erigeron nudatus A. Gray Proc. Amer. Acad. Arts 20: 297. 1885
Treatment appears in FNA Volume 20. Treatment on page 298. Mentioned on page 299.

Stems and leaves glabrous or sparsely strigose. Phyllaries glabrous, usually sparsely minutely glandular, sometimes eglandular.


Phenology: Flowering May–Jul(–Sep).
Habitat: Serpentine slopes, rocky and gravelly ridges and slopes, pine-fir, chaparral
Elevation: 600–2300 m

Discussion

Intermediates between var. nudatus and var. bloomeri occur in Del Norte and Siskyou counties, California.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
paniculiform +, corymbiform +  and loose +
indeterminate +  and determinate +
Guy L. Nesom +
(A. Gray) Cronquist +
decurrent +
Erigeron nudatus +
7 cm70 mm <br />0.07 m <br /> (9 cm90 mm <br />0.09 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
2 cm20 mm <br />0.02 m <br /> (7 cm70 mm <br />0.07 m <br />) +
linear;lanceolate oblanceolate or spatulate +
1mm;2mm +
rugulose +  and muricate +
not 2-lipped +  and actinomorphic +
yellow +, usually white +  and bluish or purplish +
beaked +, 2-ribbed +  and 5-ribbed +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
subterete +, oblong +  and oblong-obovoid compressed +
fertile +  and bisexual +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
fertile +  and bisexual +
Calif. +  and Oreg. +
600–2300 m +
sericeous +, strigose +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Serpentine slopes, rocky and gravelly ridges and slopes, pine-fir, chaparral +
disciform +  and discoid +
in loose , corymbiform or paniculiform arrays +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
turbinate;hemispheric +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
petiolate +  and sessile +
strigose +  and glabrous +
erect;spreading +
deltate +
reduced +
Not (?) +  and Scarious (?) +
2-carpellate +
Flowering May–Jul(–Sep). +
narrowly elliptic +  and linear-lanceolate +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
prostrate +  and decumbent +
erect +  and slightly basally ascending +
appendaged +  and truncate +
papillate +  and smooth +
Achaetogeron +  and Trimorpha +
Erigeron bloomeri var. nudatus +
Erigeron bloomeri +
variety +
inflated +  and tubular +
15 cm150 mm <br />0.15 m <br /> (20 cm200 mm <br />0.2 m <br />) +
4 cm40 mm <br />0.04 m <br /> (15 cm150 mm <br />0.15 m <br />) +
tree +, shrub +  and subshrub +