Identity
Unique IDELEMENT_GLOBAL.2.153015
Element CodePMPOA23020
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
KingdomPlantae
PhylumAnthophyta
ClassMonocotyledoneae
OrderCyperales
FamilyPoaceae
GenusDiarrhena
SynonymsDiarrhena americana var. obovataGleason
Other Common NamesDiarrhène obovée (FR) Ovate Beakgrass (EN)
Concept ReferenceKartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Taxonomic CommentsFormerly included in Diarrhena americana as var. obovata; considered a distinct species here, following Kartesz (1994 checklist). Reports of "D. americana" from west of the Mississippi are presumably D. ovata instead.
Conservation Status
Review Date1995-10-05
Change Date1995-10-05
Edition Date1995-10-05
Edition AuthorsMorse, Larry E. (1995)
Range Extent20,000-2,500,000 square km (about 8000-1,000,000 square miles)
Rank ReasonsModerately large midwestern range; abundance unclear.
Range Extent CommentsA grass that is generally considered a western plant with the center of its range described as Indiana to South Dakota, Kansas, and Texas. Disjunct populations have been reported from New York, Maryland, Delaware, and Virginia.