Print Report

CEGL002171 Quercus havardii / Sporobolus cryptandrus - Schizachyrium scoparium Shrubland

Type Concept Sentence: No Data Available

Common (Translated Scientific) Name: Havard Oak / Sand Dropseed - Little Bluestem Shrubland

Colloquial Name: Havard Oak / Little Bluestem Shrubland

Hierarchy Level:  Association

Type Concept: This association occurs in deep, sandy soil in western Oklahoma (Beckham, Custer, Dewey, Greer, Harmon, Kiowa, Roger Mills, and Woodward counties) and south into Texas. Quercus havardii forms mottes that range in height from 10-200 cm. Sporobolus cryptandrus and Schizachyrium scoparium are the dominant grasses. Other characteristic species include Artemisia filifolia, Bouteloua gracilis, Celtis laevigata var. reticulata, Cenchrus spinifex, Dalea villosa, Dimorphocarpa candicans, Rhus aromatica, Yucca glauca, and Vitis vulpina.

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: Stands of this type consist of mottes of Quercus havardii that range in height from 10-200 cm. Sporobolus cryptandrus and Schizachyrium scoparium are the dominant grasses. Other characteristic species in stands of this association include Artemisia filifolia, Bouteloua gracilis, Celtis laevigata var. reticulata (= Celtis reticulata), Cenchrus spinifex (= Cenchrus pauciflorus), Dalea villosa, Dimorphocarpa candicans (= Dimorphocarpa palmeri), Rhus aromatica, Yucca glauca, and Vitis vulpina (Hoagland 1997).

Dynamics:  No Data Available
Environmental Description:  This association occurs in deep, sandy soil in western Oklahoma (Beckham, Custer, Dewey, Greer, Harmon, Kiowa, Roger Mills, and Woodward counties) and south into Texas.
Geographic Range: This association occurs in deep, sandy soil in western Oklahoma (Beckham, Custer, Dewey, Greer, Harmon, Kiowa, Roger Mills, and Woodward counties) and south into Texas.

Nations: US

States/Provinces:  OK, TX


Confidence Level: Low - Poorly Documented

Confidence Level Comments: No Data Available
Grank: G3

Greasons: No Data Available
Type Name Database Code Classification Code
Class 2 Shrub & Herb Vegetation Class C02 2
Subclass 2.B Temperate & Boreal Grassland & Shrubland Subclass S18 2.B
Formation 2.B.2 Temperate Grassland & Shrubland Formation F012 2.B.2
Division 2.B.2.Nb Central North American Grassland & Shrubland Division D023 2.B.2.Nb
Macrogroup 2.B.2.Nb.4 Sand Bluestem - Prairie Sandreed - Sand Sagebrush Great Plains Sand Grassland & Shrubland Macrogroup M052 2.B.2.Nb.4
Group 2.B.2.Nb.4.a Southern Great Plains Sand Grassland & Shrubland Group G888 2.B.2.Nb.4.a
Alliance A4112 Havard Oak / Little Bluestem Prairie Scrub Alliance A4112 2.B.2.Nb.4.a
Association CEGL002171 Havard Oak / Sand Dropseed - Little Bluestem Shrubland CEGL002171 2.B.2.Nb.4.a
Concept Lineage: merged

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available
Synonomy: = Havard Shin Oak-Tallgrass Series (Diamond 1993)
Concept Author(s): D. Diamond (1993)

Author of Description: D. Diamond and B. Hoagland

Acknowledgements: No Data Available

Version Date: 11-01-94
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