Rhagadiolus stellatus

(Linnaeus) Gaertner

Fruct. Sem. Pl. 2: 354. 1791.

IntroducedIllustrated
Basionym: Lapsana stellata Linnaeus Sp. Pl. 2: 811. 1753
Treatment appears in FNA Volume 19. Treatment on page 301.

Leaf-blades 25–100 (–150+) × 10–30 (–60+) mm. Phyllaries linear (ultimately each convolute about a subtended cypsela), glabrous or hispid to setose. Cypselae: outer 10–15 (–25) mm, inner 5–10 mm. 2n = 10.


Phenology: Flowering May.
Habitat: Disturbed sites
Elevation: 10–200 m

Distribution

V19-441-distribution-map.gif

Introduced; Calif., Europe

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Rhagadiolus stellatus"
acuminate +
scarious +
ovate +  and lanceolate +
indeterminate +  and determinate +
John L. Strother +
(Linnaeus) Gaertner +
petiolate +  and sessile +
decurrent +
Lapsana stellata +
compound +  and simple +
ovatelanceolate;lanceolate or linear +
tuberculate +, rugose +, muricate +  and smooth +
filiform +
zygomorphic +, actinomorphic +  and (3-)5-merous +
heteromorphic +
tapered +, beaked +, flattened +, obcompressed +, compressed +, prismatic +, fusiform +, ellipsoid +, columnar +  and clavate +
Calif. +  and Europe +
10–200 m +
hirtellous +  and glabrous +
winged +  and beaked +
dispersed +
Disturbed sites +
indeterminate +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
campanulate;cylindric +
10 cm100 mm <br />0.1 m <br /> (15 cm150 mm <br />0.15 m <br />) +
3 cm30 mm <br />0.03 m <br /> (6 cm60 mm <br />0.06 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (10 cm100 mm <br />0.1 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
dentate to pinnately lobed +  and entire +
divided +, lobed +  and dentate +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
2-carpellate +
not inflated +
Flowering May. +
connate +  and distinct +
hispid +  and setose +
subequal +  and unequal +
Fruct. Sem. Pl. +
pitted +  and smooth +
flat;convex +
exalbuminous +
Introduced +  and Illustrated +
appendaged +  and truncate +
papillate +
Undefined tribe Lactuceae +
Rhagadiolus stellatus +
Rhagadiolus +
species +
coiled +  and taprooted +
straight +  and straight to arcuate +
terete +  and narrowed +
5 cm50 mm <br />0.05 m <br /> (60 cm600 mm <br />0.6 m <br />) +
shrub +  and subshrub +