Etymology |
Named for the botanist and taxonomist John Thomas Howell (1903-1994) |
Description: |
Erect to decumbent smallish plant, branched from base, 3-4 dm high. Branches all ending around the same height at maturity. Leaf blades narrowly elliptic, rarely lobed, few ~1.5 (2) cm long by ≤ .7 cm wide, base slightly cuneate to obtuse and apex narrowly round. Upper leaves elliptic but slightly smaller, entire. Inflorescences are narrow paniculate spikes, with flowers ca. 1 mm in diameter. Fruits ~1.2 mm by ~.6 mm in side view, lenticular but convex below, with equatorial margin round. Pericarp adherent, colors from brown to whitish but with diagnostic whitish spots and black below, with creamy protuberances overall. |
Distribution: |
California: Alpine, Eldorado, Lassen, Modoc, Mono, Plumas, Siskiyou and Tulare counties. NV: Washoe & Carson City counties. OR: Lake county. |
Synonyms: |
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Type: |
Howell 11900: CAS 217242, DS 230139 |
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:
Peck 15489ORE 3596 |
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CAS 217241 |
CAS 279837 |
CAS 637596 |
CAS 637597 |
P 5072476 |