Malacothrix foliosa subsp. foliosa

Treatment appears in FNA Volume 19. Treatment on page 316. Mentioned on page 315.
Revision as of 20:20, 29 July 2020 by imported>Volume Importer
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Stems usually 1, usually erect, branched distally. Distal cauline leaves ovate to lanceolate, pinnately lobed (at bases, lobes 1–2 pairs, narrow). Calyculi of 8–12+, lance-deltate to lanceolate bractlets. Involucres 7–11 × 3–8 mm. Phyllaries 18–22+ in 3 series. Corollas light yellow, 10–17 mm; outer ligules exserted 6–10 mm. Cypselae ± cylindro-fusiform, 0.9–1.5 mm, ribs ± equal. 2n = 14.


Phenology: Flowering Mar–Jul.
Habitat: Open sandy areas, dunes, between shrubs in chaparral
Elevation: 10–100 m

Discussion

Subspecies foliosa is known only from San Clemente Island.

Selected References

None.

Lower Taxa

None.

"fine" is not a number."]" is not declared as a valid unit of measurement for this property.

obtuse;acute or acuminate +
scarious +
ovate +  and lanceolate +
corymbiform +  and paniculiform +
indeterminate +  and determinate +
W. S. Davis +
A. Gray in A. Gray et al. +
decurrent +
compound +  and simple +
lanceolate;obovate oblanceolate or spatulate +
tuberculate +, rugose +, muricate +  and smooth +
lance-deltate;lanceolate +
subequal +  and unequal +
filiform +
zygomorphic +, actinomorphic +  and (3-)5-merous +
light yellow +
1 cm10 mm <br />0.01 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
crenate +
stramineous +  and brown or purplish brown +
cylindro-fusiform +
lobed +, ovate +  and lanceolate +
10–100 m +
winged +  and beaked +
dispersed +
Open sandy areas, dunes, between shrubs in chaparral +
indeterminate +
each +  and sessile +
0.7 cm7 mm <br />0.007 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
campanulate +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
cauline +  and basal +
divided +, lobed +  and dentate +
0.05mm +  and 0.2mm +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
2-carpellate +
persistent +
Flowering Mar–Jul. +
connate +  and distinct +
18 +  and 22 +
subequal +  and unequal +
in A. Gray et al., Syn. Fl. N. Amer. ed. +
flat;more or less convex +
more or less equal or 5 more prominent +
crenate +
exalbuminous +
arachnose +  and glabrous +
appendaged +  and truncate +
papillate +
Undefined tribe Lactuceae +
Malacothrix foliosa subsp. foliosa +
Malacothrix foliosa +
subspecies +
70 cm700 mm <br />0.7 m <br /> (200 cm2,000 mm <br />2 m <br />) +
4 cm40 mm <br />0.04 m <br /> (45 cm450 mm <br />0.45 m <br />) +
shrub +  and subshrub +