Pyrrocoma racemosa var. racemosa

Endemic
Treatment appears in FNA Volume 20. Treatment on page 422. Mentioned on page 421, 423.

Plants 40–70 cm. Stems usually glabrous, rarely tomentulose. Leaves: basal blades oblanceolate to elliptic, 100–250 × 12–25 mm, not thin or succulent, margins entire to denticulate, faces glabrous. Heads in racemiform arrays. Involucres hemispheric, 10–15 × 12–18 mm. Phyllaries: bases pale, green-tipped, margins hyaline, sometimes ciliate, apices erect, faces glabrous. Cypsela faces densely sericeous.


Phenology: Flowering Jun–Oct.
Habitat: Coastal valleys and marshes, neutral or saline soils
Elevation: 0–300 m

Discussion

Variety racemosa is recognized by its robust habit, large heads, racemiform arrays, and occurrence in non-alkaline soils.

Selected References

None.

Lower Taxa

None.

No values specified."[" is not declared as a valid unit of measurement for this property."[" is not declared as a valid unit of measurement for this property.

not tailed +, rounded +  and obtuse +
distinct +
acute;obtuse;acute +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
David J. Bogler +
(Nuttall) Torrey & A. Gray +
10 cm100 mm <br />0.1 m <br /> (25 cm250 mm <br />0.25 m <br />) +
oblanceolate +  and elliptic +
eglandular +  and leafy +
serrate or shallowly laciniate +, spinulose-dentate +  and entire +
linear +  and elliptic +
green-tipped +  and pale +
villous +, tomentulose +  and glabrous +
attenuate +
3mm;30mm +
Homopappus racemosus +
compound +  and simple +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
lanceolate;oblanceolate;elliptic +
reduced +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
rugulose +  and muricate +
barbellulate +  and barbellate +
not 2-lipped +  and actinomorphic +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
4-angled +  and subcylindric +
fertile +  and bisexual +
fertile +  and bisexual +
Calif. +  and Oreg. +
0–300 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Coastal valleys and marshes, neutral or saline soils +
discoid +  and disciform +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
hemispheric +
1.2 cm12 mm <br />0.012 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
deltate +
linear +  and elliptic +
entire +  and denticulate +
3mm +  and 30mm +
2-carpellate +
persistent +
0.65 cm6.5 mm <br />0.0065 m <br /> (0.85 cm8.5 mm <br />0.0085 m <br />) +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering Jun–Oct. +
with distinct , green apical patch +  and yellow-green +
appressed +  and loosely spreading +
lanceolate +  and oblanceolate or oblong +
0.6 cm6 mm <br />0.006 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Fl. N. Amer. +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
brownish +  and red-tinged +
ascending +  and erect +
tomentulose +  and glabrous +
2 +  and 5 +
appendaged +  and truncate +
papillate +  and smooth +
Haplopappus racemosus +
Pyrrocoma racemosa var. racemosa +
Pyrrocoma racemosa +
variety +
tubular-funnelform +
50 cm500 mm <br />0.5 m <br /> (90 cm900 mm <br />0.9 m <br />) +
stipitate-glandular +, glabrous +, tomentose +  and sericeous +
5 cm50 mm <br />0.05 m <br /> (50 cm500 mm <br />0.5 m <br />) +