Eucnide rupestris

(Baillon) H. J. Thompson & W. R. Ernst

J. Arnold Arbor. 48: 86. 1967.

Basionym: Loasella rupestris Baillon Bull. Mens. Soc. Linn. Paris 1: 650. 1887
Synonyms: Sympetaleia rupestris (Baillon) A. Gray ex S. Watson
Treatment appears in FNA Volume 12. Treatment on page 496. Mentioned on page 494.

Herbs, annual, spindle-shaped (often nearly as wide as tall). Leaves: blade slightly lobed. Pedicels (fruiting) to 2 cm, usually nodding. Flowers radially symmetric; corolla essentially tubular, petals connate 9 mm, 2-colored, yellow to brown basally, green distally, ovate, to 15 mm; stamens 15, inserted in upper portion of corolla-tube, included, projecting toward style; filaments to 5 mm, shorter than anthers. 2n = 42.


Phenology: Flowering Mar–May.
Habitat: Rocky slopes, washes.
Elevation: 10–500 m.

Distribution

V12 52-distribution-map.jpg

Ariz., Calif., Mexico (Baja California), Mexico (Sinaloa), Mexico (Sonora)

Discussion

Eucnide rupestris is endemic to the Sonoran Desert.

Selected References

None.

Lower Taxa

None.

"elongating" is not a number.

... more about "Eucnide rupestris"
monomorphic +
filiform +
0 cm0 mm <br />0 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Larry Hufford +
(Baillon) H. J. Thompson & W. R. Ernst +
Loasella rupestris +
Ariz. +, Calif. +, Mexico (Baja California) +, Mexico (Sinaloa) +  and Mexico (Sonora) +
10–500 m. +
Rocky slopes, washes. +
pinnate +, serrate +  and entire +
dentate +  and crenate +
apical +, subapical +  and inferior +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
inconspicuous +
green +, yellow +  and brown basally +
erect +  and spreading +
0 cm0 mm <br />0 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Flowering Mar–May. +
J. Arnold Arbor. +
flattened +, cylindric +  and ovoid +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
persistent +
distinct +
ovate +, straplike +  and lanceolate +
adnate +, free +  and distinct +
included +  and exserted +
15 +  and 150 +
pendent +, prostrate +, spreading +  and erect +
papillate +
5-lobed +  and lingulate +
Sympetaleia rupestris +
Eucnide rupestris +
species +
dendritic +  and unbranched +
spindle--shaped +