Schizachyrium is a widespread genus of plants in the grass family. The name is derived from the Ancient Greek words (), meaning "to split," and (), meaning "chaff." It refers to either the glume or the toothed lemmas.
In the United States, members of the genus are commonly known as bluestems.
Species Species in the genus include:
Schizachyrium beckii Killeen - Bolivia Schizachyrium bemarivense A.Camus - Madagascar Schizachyrium brevifolium (Sw.) Nees ex Buse – Serillo dulce - widespread in tropics Schizachyrium cirratum (Hack.) Wooton & Standl. - USA (AZ NM TX), Mexico, Venezuela, Colombia, Ecuador Schizachyrium claudopus (Chiov.) Chiov - Tanzania, Zaïre, Zambia Schizachyrium condensatum (Kunth) Nees – Colombian bluestem - West Indies, Latin America from central Mexico to Uruguay Schizachyrium crinizonatum S.T.Blake - Australia Schizachyrium cubense (Hack.) Nash - Cuba Schizachyrium delavayi (Hack.) Bor - China, Himalayas Schizachyrium delicatum Stapf - tropical Africa Schizachyrium djalonicum Jacq.-Fél. - Guinea to Sierra Leone Schizachyrium dolosum S.T.Blake - Northern Territory, Queensland Schizachyrium exile (Hochst.) Pilg. - tropical + southern Africa; Indian Subcontinent, Myanmar Schizachyrium fragile (R.Br.) A.Camus - southern China, Vietnam, Java, New Guinea, New Caledonia, Micronesia Schizachyrium gaumeri Nash - Yucatán Peninsula, Chiapas Schizachyrium gracile (Spreng.) Nash - West Indies, Guatemala, Chiapas, Florida Schizachyrium gracilipes (Hack.) A.Camus - southern Brazil, Paraguay, Uruguay, northeastern Argentina Schizachyrium gresicola Jacq.-Fél - Ghana, Guinea, Mali, Nigeria Schizachyrium hatschbachii Peichoto - Brazil, northern Argentina Schizachyrium impressum (Hack.) A.Camus - Jammu & Kashmir Schizachyrium jeffreysii (Hack.) Stapf - Angola, Zambia, Zimbabwe, Malawi, Mozambique, Botswana, Namibia, Limpopo, Mpumalanga Schizachyrium kwiluense Vanderyst ex Robyns - Zaïre, Congo Republic Schizachyrium lomaense A.Camus - Sierra Leone, Liberia, Ivory Coast Schizachyrium lopollense (Rendle) Sales- Angola, Zambia, Mozambique Schizachyrium maclaudii (Jacq.-Fél.) S.T.Blake - West Africa Schizachyrium malacostachyum (J.Presl) Nash - Mesoamerica, Colombia, West Indies Schizachyrium maritimum (Chapm.) Nash – Gulf bluestem - USA (LA MS AL FL) Schizachyrium mexicanum (Hitchc.) A.Camus - Mexico Schizachyrium mitchellianum B.K.Simon - Western Australia Schizachyrium muelleri Nash - Veracruz Schizachyrium mukuluense Vanderyst - Zaïre Schizachyrium multinervosum Nash - Cuba Schizachyrium niveum (Swallen) Gould – Pinescrub bluestem - Florida, Georgia Schizachyrium nodulosum (Hack.) Stapf - western + central Africa Schizachyrium occultum S.T.Blake - Northern Territory, Queensland Schizachyrium pachyarthron C.A.Gardner - Australia Schizachyrium parvifolium (Hitchc.) Borhidi & Catasús - Cuba Schizachyrium penicillatum Jacq.-Fél - Burkina Faso, Guinea, Sierra Leone Schizachyrium perplexum S.T.Blake - Northern Territory, Queensland Schizachyrium platyphyllum (Franch.) Stapf - Africa, Madagascar Schizachyrium pseudeulalia (Hosok.) S.T.Blake - Flores, Maluku, Sulawesi, Philippines, New Guinea, northern Australia, Caroline Is Schizachyrium pulchellum (D.Don ex Benth.) Stapf - tropical Africa Schizachyrium radicosum Jacq.-Fél - Guinea Schizachyrium reedii (Hitchc. & Ekman) Borhidi & Catasús - Cuba Schizachyrium rhizomatum (Swallen) Gould – Florida little bluestem - Florida Schizachyrium ruderale Clayton - western Africa Schizachyrium rupestre (K.Schum.) Stapf - tropical Africa, KwaZulu-Natal Schizachyrium salzmannii (Trin. ex Steud.) Nash - Mexico, Honduras, Lesser Antilles, South America Schizachyrium sanguineum (Retz.) Alston – Crimson bluestem - tropical Africa, tropical Asia, New Guinea, Latin America, West Indies, USA (AZ NM TX FL GA AL) Schizachyrium scabriflorum (Rupr. ex Hack.) A.Camus - Bolivia, Paraguay, northern Argentina, southern Brazil Schizachyrium schweinfurthii (Hack.) Stapf - tropical Africa Schizachyrium scintillans Stapf - tropical Africa Schizachyrium scoparium (Michx.) Nash – Little bluestem - widespread in Canada + USA + Mexico Schizachyrium semitectum (Swallen) Reeder - Mexico, Guatemala Schizachyrium spicatum (Spreng.) Herter - Uruguay, Paraguay, northern Argentina, southern Brazil Schizachyrium stoloniferum Nash - USA (MS AL GA FL NC SC) Schizachyrium sulcatum (Ekman) S.T.Blake - Colombia, Bolivia, western Brazil Schizachyrium tenerum Nees – Slender bluestem - USA (OK TX LA MS AL FL GA NC) Schizachyrium thollonii (Franch.) Stapf - tropical Africa Schizachyrium urceolatum (Hack.) Stapf - tropical Africa Schizachyrium yangambiense Germ. - Zaïre
Some species formerly included in Schizachyrum are now considered better suited to other genera: Andropogon, Dichanthium, Rottboellia, Sehima, Sphaerocaryum.
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