Taxon:  Bothriochloa ischaemum (L.) Keng var. songarica (Rupr. ex Fisch. & C. A. Mey.) Celarier & J. R. Harlan



Summary
Genus:
Bothriochloa
Family:
Poaceae (alt. Gramineae)
Subfamily:
Panicoideae
Tribe:
Andropogoneae
Subtribe:
Anthristiriinae
Nomen number:
310207
Place of publication:
J. Linn. Soc., Bot. 55:758.  1958
Verified:
06/09/1992 ARS Systematic Botanists.
Accessions:
2 (2  active, 1  available) in National Plant Germplasm System.  (Map it)
Other conspecific taxa
Bothriochloa ischaemum (L.) Keng (248 active accession[s])
Bothriochloa ischaemum (L.) Keng var. ischaemum (2 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Andropogon ischaemum L. var. songaricus Rupr. ex Fisch. & C. A. Mey.

No images


Conservation Status

Reference(s)
  1. Alderson, J. & W. C. Sharp. 1995. Grass varieties in the United States, U.S.D.A. Agric. Handb. 170, rev. ed. CRC Press. Note: Revised version of AH 170
  2. Celarier, R. P. & J. R. Harlan. 1958. The cytogeography of the Bothriochloa ischaemum complex. Gramineae. I. Taxonomy, and geographic distribution. J. Linn. Soc., Bot. 55:755.
  3. Englert, J. M. et al. 1999. USDA-NRCS Improved conservation plant materials released by NRCS and cooperators
  4. Gould, F. W. 1975. The grasses of Texas
  5. Harlan, J. R. 1963. Natural introgression between Bothriochloa ischaemum and B. intermedia in West Pakistan. Bot. Gaz. 124:295.
  6. Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California
  7. Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2
  8. Matakis, S. et al. 2011. Isolation and characterization of microsatellite markers for Bothriochloa ischaemum (Poaceae). Amer. J. Bot. 98:e192–e194.
  9. Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan. Note: mentions
  10. Nesom, G. 2009. Assessment of invasiveness and ecological impact in non-native plants of Texas. J. Bot. Res. Inst. Texas 3:971-991.
  11. Tzvelev, N. N. 1976. Zlaki SSSR Note: mentions
  12. Verloove, F. 2013. New xenophytes from Gran Canaria (Canary Islands, Spain), with emphasis on naturalized and (potentially) invasive species. Collect. Bot. (Barcelona) 32:59-82.
  13. Villaseñor, J. L. & F. J. Espinosa-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123. Note: as Bothriochloa ischaemum (L.) Keng
  14. Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Bothriochloa ischaemum (L.) Keng
  15. Wunderlin, R. P. et al. 1988. The vascular flora of Central Florida: taxonomic and nomenclatural changes, additional taxa, II. Sida 13:83-91.
Common names
LanguageNameAlternate namenoteseqCitation
EnglishKing Ranch bluestem  1Celarier, R. P. & J. R. Harlan. 1958. The cytogeography of the Bothriochloa ischaemum complex. Gramineae. I. Taxonomy, and geographic distribution. J. Linn. Soc., Bot. 55:755.
EnglishTexas yellow beard grass  1Celarier, R. P. & J. R. Harlan. 1958. The cytogeography of the Bothriochloa ischaemum complex. Gramineae. I. Taxonomy, and geographic distribution. J. Linn. Soc., Bot. 55:755.
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeAsia-TemperateChinaChina s.Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Bothriochloa ischaemum (L.) Keng
1NativeAsia-TemperateEastern AsiaTaiwan   
1NativeAsia-TropicalIndo-ChinaMyanmar   
4NaturalizedAfricaMacaronesiaSpainCanarias Verloove, F. 2013. New xenophytes from Gran Canaria (Canary Islands, Spain), with emphasis on naturalized and (potentially) invasive species. Collect. Bot. (Barcelona) 32:59-82.
4NaturalizedNorthern America Mexico  Villaseñor, J. L. & F. J. Espinosa-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123. Note: as Bothriochloa ischaemum (L.) Keng
4NaturalizedNorthern AmericaSouth-Central U.S.A.United StatesTexas Nesom, G. 2009. Assessment of invasiveness and ecological impact in non-native plants of Texas. J. Bot. Res. Inst. Texas 3:971-991.
4NaturalizedNorthern AmericaSoutheastern U.S.A.United StatesFlorida Wunderlin, R. P. et al. 1988. The vascular flora of Central Florida: taxonomic and nomenclatural changes, additional taxa, II. Sida 13:83-91.
Native
Asia-Temperate
  • CHINA: China (s.)
  • EASTERN ASIA: Taiwan
Asia-Tropical
  • INDO-CHINA: Myanmar
Naturalized
Africa
  • MACARONESIA: Spain [Canarias]
Northern America
  • SOUTHEASTERN U.S.A.: United States [Florida]
  • SOUTH-CENTRAL U.S.A.: United States [Texas]
  • REGION: Mexico

Reference(s)
  1. Nesom, G. 2009. Assessment of invasiveness and ecological impact in non-native plants of Texas. J. Bot. Res. Inst. Texas 3:971-991.
  2. Verloove, F. 2013. New xenophytes from Gran Canaria (Canary Islands, Spain), with emphasis on naturalized and (potentially) invasive species. Collect. Bot. (Barcelona) 32:59-82.
  3. Villaseñor, J. L. & F. J. Espinosa-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123. Note: as Bothriochloa ischaemum (L.) Keng
  4. Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Bothriochloa ischaemum (L.) Keng
  5. Wunderlin, R. P. et al. 1988. The vascular flora of Central Florida: taxonomic and nomenclatural changes, additional taxa, II. Sida 13:83-91.
Economic Uses
UsageTypeNoteReference
Animal foodforage Gould, F. W. 1975. The grasses of Texas
Animal foodforage Celarier, R. P. & J. R. Harlan. 1958. The cytogeography of the Bothriochloa ischaemum complex. Gramineae. I. Taxonomy, and geographic distribution. J. Linn. Soc., Bot. 55:755.
Environmentalerosion control Alderson, J. & W. C. Sharp. 1995. Grass varieties in the United States, U.S.D.A. Agric. Handb. 170, rev. ed. CRC Press. Note: Revised version of AH 170
Environmentalrevegetator Alderson, J. & W. C. Sharp. 1995. Grass varieties in the United States, U.S.D.A. Agric. Handb. 170, rev. ed. CRC Press. Note: Revised version of AH 170
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=310207. Accessed 15 April 2026.