Dieteria asteroides var. lagunensis

(D. D. Keck) D. R. Morgan & R. L. Hartman

Sida 20: 1393. 2003.

Basionym: Machaeranthera lagunensis D. D. Keck Brittonia 9: 238. 1957
Synonyms: Machaeranthera asteroides var. lagunensis (D. D. Keck) B. L. Turner
Treatment appears in FNA Volume 20. Treatment on page 397. Mentioned on page 396.

Stems puberulent or canescent, sometimes sparsely stipitate-glandular. Leaves: mid-blades 2–6 mm wide, margins entire or slightly serrulate, faces sparsely puberulent or canescent. Involucres usually broadly turbinate, rarely hemispheric, 7–12 mm. Phyllary apices acute to acuminate, 1–3 mm, faces usually puberulent or canescent, sparsely stipitate-glandular.


Phenology: Flowering Aug–Oct.
Habitat: Pine/oak woodlands and chaparral in the Laguna Mountains (San Diego County)
Elevation: 800–2400 m

Distribution

V20-904-distribution-map.gif

Calif., Mexico (Baja California)

Discussion

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
distinct +
stipitate-glandular +  and hairy +
subequal +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
spiciform +, racemiform +, paniculiform +  and corymbiform +
indeterminate +  and determinate +
David R. Morgan +
(D. D. Keck) D. R. Morgan & R. L. Hartman +
decurrent +
indurate +
Machaeranthera lagunensis +
linear;oblanceolate;linear;oblanceolate;lanceolate;oblong;obovate;ovate +
rugulose +  and muricate +
white +  and tawny +
not 2-lipped +  and actinomorphic +
yellow +, purple +, violet +, blue +  and white +
8-12-ribbed +  and smooth +
beaked +, 2-ribbed +  and 5-ribbed +
appressed-hairy +  and glabrous +
flattened +, linear +  and obovoid +
fertile +  and bisexual +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
fertile +  and bisexual +
Calif. +  and Mexico (Baja California) +
800–2400 m +
stipitate-glandular +, canescent +  and puberulent +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Pine/oak woodlands and chaparral in the Laguna Mountains (San Diego County) +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.6 cm6 mm <br />0.006 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
hemispheric;turbinate +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (3 cm30 mm <br />0.03 m <br />) +
white +  and purple +
10mm;20mm +
0.8mm;1.5mm +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
2 cm20 mm <br />0.02 m <br /> (10 cm100 mm <br />0.1 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (2 cm20 mm <br />0.02 m <br />) +
petiolate +  and sessile +
cauline +, proximal +  and basal +
deltate +  and lanceolate +
serrulate +  and entire +
2-carpellate +
persistent +
stipitate-glandular +, canescent +, puberulent +  and hairy +
Flowering Aug–Oct. +
spreading +  and reflexed +
lanceolate +  and linear +
acute +  and acuminate +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
erect +  and ascending +
appendaged +  and truncate +
papillate +  and smooth +
Machaeranthera asteroides var. lagunensis +
Dieteria asteroides var. lagunensis +
Dieteria asteroides +
variety +
perennial +, short-lived +  and biennial +
10 cm100 mm <br />0.1 m <br /> (100 cm1,000 mm <br />1 m <br />) +
tree +, shrub +  and subshrub +