Etymology |
Named for botanist Cyrus Guernsey Pringle (1838-1911) |
Description: |
Erect annual, 4-6 dm. high, simple below, branched above, the main axis stout, the branches slender, ascending, sparsely farinose; petioles slender, half as long as the blades or loner, often equaling them; leaf-blades broadly triangular, 3-4.5 cm. long, the upper ones shorter, acute or acutish, truncate or broadly cuneate at the base, coarsely and irregularly sinuate-dentate or shallowly repand-dentate, the basal ones often larger, making the blades subhastate, thin, yellowish-green, very finely and sparsely farinose, the blades of the upper leaves sometimes subentire or acutely hastate, often acuminate; flowers in small glomerules, these in short interrupted, more or less flexuous, paniculate spikes; calyx copiously farinose, the lobes oval-ovate to oblong, obtuse or rounded, almost completely enclosing the fruit; pericarp free; seed horizontal, 1mm broad. -Standley |
Distribution: |
USA: NM Mexico: COAH, HGO |
Synonyms: |
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Type: |
Pringle 9283: G 50106, K 396, US 396403 |
Website Info: |
We thank all the Herbaria who have very generously have allowed us to display their images. All images with a RED outline were either provided by the linked Herbaria or given us access to their website to obtain such images, or they were scanned while on loan to us. Please see the credits and further information by clicking on the Herbaria acronyms. The specimens’ images without such red outline, were taken by us during our research visits. All fruit and seed images have been taken with the Visionary Digital Microscope System, Dun, Inc. Palmyra, VA by Lee Simpson at San Diego State University. Website development by Lee Simpson. Contact: sdsuherbarium@sdsu.edu |
Specimens:
Pringle 2308
GH |
GH |
NY |
UNM 65991 |
GH Blumer 39 |