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CEGL003487 Spiraea splendens / Penstemon newberryi - Streptanthus tortuosus Sparse Vegetation

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Rose Meadowsweet / Mountain Pride - Shieldplant Sparse Vegetation

Colloquial Name: No Data Available

Hierarchy Level:  Association

Type Concept: This sparse vegetation is currently only known from Yosemite National Park in California, and the following description is based on occurrences there. Additional information will be added as it becomes available. This sparse alpine association grows in cracks between granite slabs on poorly developed, sandy soils. Slopes are moderate to steep, and stands prefer mid to upper slope positions. Aspects are southeast to northwest. This sparse alpine and subalpine vegetation grows in cracks of granitic slabs in rapidly drained soils. The canopy is open and between 0.5-1 m in height. Emergent individuals of Pinus contorta var. murrayana may be present. Forb and graminoid species are highly variable, but Spiraea splendens var. splendens is generally present. The graminoid Elymus elymoides may be common in some stands. Other graminoid associates may include Juncus parryi, Agrostis variabilis, and/or Carex rossii. The diagnostic forb Penstemon newberryi is usually present in small amounts. Other forbs present at trace amounts may include Sedum obtusatum, Perideridia parishii, and/or Selaginella watsonii.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: No Data Available

Similar NVC Types: No Data Available
note: No Data Available

Physiognomy and Structure: No Data Available

Floristics: No Data Available

Dynamics:  No Data Available

Environmental Description:  No Data Available

Geographic Range: This association is currently only known from scattered alpine locations east of the Sierra Crest in Yosemite National Park in California. Additional range information will be added as it becomes available.

Nations: US

States/Provinces:  CA




Confidence Level: Low

Confidence Level Comments: No Data Available

Grank: GNR

Greasons: No Data Available


Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: ? Penstemon newberryi - Streptanthus tortuosus / Spiraea densiflora (Sawyer et al. 2009) [45.415.02]
= Spiraea splendens - Penstemon newberryi - Streptanthus tortuosus Wooded Herbaceous Vegetation (Keeler-Wolf et al. 2012)
= Spiraea splendens / Penstemon newberryi - Streptanthus tortuosus Sparse Vegetation (Keeler-Wolf 2002)

Concept Author(s): T. Keeler-Wolf (2002)

Author of Description: T. Keeler-Wolf

Acknowledgements: No Data Available

Version Date: 05-06-10

  • Keeler-Wolf, T. 2002. Classification of the vegetation of Yosemite National Park and surrounding environs in Tuolumne, Mariposa, Madera and Mono counties, California. NatureServe in cooperation with the California Native Plant Society and California Natural Heritage Program, Wildlife and Habitat Data Analysis Branch, California Department of Fish and Game, Sacramento, CA. August 2002.
  • Keeler-Wolf, T., M. Schindel, S. San, P. Moore, and D. Hickson. 2003a. Classification of the vegetation of Yosemite National Park and surrounding environs in Tuolumne, Mariposa, Madera and Mono counties, California. Unpublished report by NatureServe in cooperation with the California Native Plant Society and California Department of Fish and Game, Wildlife and Habitat Data Analysis Branch, Sacramento, CA.
  • Keeler-Wolf, T., P. E. Moore, E. T. Reyes, J. M. Menke, D. N. Johnson, and D. L. Karavidas. 2012. Yosemite National Park vegetation classification and mapping project report. Natural Resource Technical Report NPS/YOSE/NRTR--2012/598. National Park Service, Fort Collins, CO.
  • Sawyer, J. O., T. Keeler-Wolf, and J. Evens. 2009. A manual of California vegetation. Second edition. California Native Plant Society, Sacramento CA. 1300 pp.
  • Taylor, D. W. 1984. Vegetation of the Harvey Monroe Hall Research Natural Area, Inyo National Forest, California. Unpublished report. USDA Forest Service, Pacific Southwest Research Station, Berkeley, CA.
  • Western Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Boulder, CO.