''Tristagma'' is a genus of

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the souther ...

n plants in the onion subfamily with the

Amaryllis family The Amaryllidaceae are a family of herbaceous, mainly perennial and bulbous (rarely rhizomatous) flowering plants in the monocot order Asparagales. The family takes its name from the genus ''Amaryllis'' and is commonly known as the amaryllis fami ...

. It is native to

(

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...

Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the eas ...

and

Uruguay Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...

) but one of the species ''( T. uniflorum)'' has become naturalized in various other places.Kew World Checklist of Selected Plant Families, genus ''Tristagma''
/ref>Biota of North America Program 2013 county distribution map
/ref> ;Species # ''

Tristagma ameghinoi ''Tristagma'' is a genus of South American plants in the onion subfamily with the Amaryllis family. It is native to South America (Peru, Argentina, Chile and Uruguay) but one of the species ''( T. uniflorum)'' has become naturalized in various o ...

'' (Speg.) Speg. - Mendoza + Santa Cruz Provinces of

# '' Tristagma anemophilum'' Ravenna - Neuquén Province of

# ''

Tristagma atreucoense ''Tristagma'' is a genus of South American plants in the onion subfamily with the Amaryllis family. It is native to South America (Peru, Argentina, Chile and Uruguay) but one of the species ''( T. uniflorum)'' has become naturalized in various o ...

'' Ravenna - Neuquén Province of

# '' Tristagma bivalve'' (Hook. ex Lindl.) Traub - central

# ''

Tristagma brevipes ''Tristagma'' is a genus of South American plants in the onion subfamily with the Amaryllis family. It is native to South America (Peru, Argentina, Chile and Uruguay) but one of the species ''( T. uniflorum)'' has become naturalized in various o ...

'' (Kuntze) Traub - central

# '' Tristagma circinatum'' (Sandwith) Traub - Neuquén Province of

# '' Tristagma fragrans'' Ravenna - central

# '' Tristagma gracile'' (Phil.) Traub - central

# '' Tristagma graminifolium'' (Phil.) Ravenna - central

# '' Tristagma leichtlinii'' (Baker) Traub - central

# '' Tristagma lineatum'' Ravenna - Santiago Region of

# '' Tristagma lomarum'' Ravenna -

Arequipa Region Arequipa ( ay, Ariqipa; qu, Ariqipa) is a department and region in southwestern Peru. It is the sixth largest department in Peru, after Puno, Cuzco, Madre de Dios, Ucayali, and Loreto, its sixth most populous department, and its eleventh l ...

# '' Tristagma malalhuense'' Ravenna -

Mendoza Province Mendoza, officially Province of Mendoza, is a province of Argentina, in the western central part of the country in the Cuyo region. It borders San Juan to the north, La Pampa and Neuquén to the south, San Luis to the east, and the republic ...

# '' Tristagma mirabile'' Ravenna - Neuquén Province of

# '' Tristagma nahuelhuapinum'' Ravenna -

Rio Negro Province Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for " river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil. Rio or Río may also refer to: Geography Brazil * Rio de Janeiro * Rio do Sul, ...

# '' Tristagma nivale'' Poepp. - central + southern

, southern

# '' Tristagma patagonicum'' (Baker) Traub - southern

# '' Tristagma peregrinans'' Ravenna -

# '' Tristagma philippii'' Gand. - central

# '' Tristagma poeppigianum'' (Gay) Traub - central

# '' Tristagma porrifolium'' (Poepp.) Traub - central

# ''

Tristagma sessile ''Tristagma'' is a genus of South American plants in the onion subfamily with the Amaryllis family. It is native to South America (Peru, Argentina, Chile and Uruguay) but one of the species ''( T. uniflorum)'' has become naturalized in various o ...

'' (Phil.) Traub -

Chaco Province Chaco (; Wichi: ''To-kós-wet''), officially the Province of Chaco ( es, provincia del Chaco ), is one of the 23 provinces in Argentina. Its capital and largest city, is Resistencia. It is located in the north-east of the country. It is borde ...

, central

# '' Tristagma sociale'' Ravenna -

# '' Tristagma staminosum'' Ravenna -

O'Higgins Region The Libertador General Bernardo O'Higgins Region ( es, Región del Libertador General Bernardo O'Higgins, ), often shortened to O'Higgins Region ( es, Región de O'Higgins), is one of Chile's 16 first order administrative divisions. It is subdi ...

# ''

Tristagma tweedieanum ''Tristagma'' is a genus of South American plants in the onion subfamily with the Amaryllis family. It is native to South America (Peru, Argentina, Chile and Uruguay) but one of the species ''( T. uniflorum)'' has become naturalized in various o ...

'' (Baker) Traub -

, northeastern

# ''

Tristagma uniflorum ''Ipheion uniflorum'' is a species of flowering plant, related to the onions, so is placed in the allium subfamily (Allioideae) of the Amaryllidaceae. It is known by the common name springstar, or spring starflower. Along with all the species of ...

'' (Lindl.) Traub -

, eastern

; naturalized in

Great Britain Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It is ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...

, Australia,

New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 List of islands of New Zealand, smaller islands. It is the ...

Oregon Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idah ...

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the ...

, southeastern

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., federal district, five ma ...

(from

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

Maryland Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; ...

) # '' Tristagma yauriense'' Ravenna -

Puno Province Puno is a province in the Puno Region, in southeastern Peru. It borders the provinces of Huancane, San Román, El Collao and the Moquegua Region's province of General Sánchez Cerro. Its capital is the city of Puno, which is located at the ed ...

;formerly included Several names have been coined using the name ''Tristagma'' but referring to species now considered better suited other genera ''( Beauverdia, Leucocoryne,'' and ''

Nothoscordum ''Nothoscordum'' is a genus of New World plants in the onion tribe within the Amaryllis family. It is probably paraphyletic.Michael F. Fay, Paula J. Rudall, and Mark W. Chase. 2006. "Molecular studies of subfamily Gilliesioideae (Alliaceae)". '' ...

).''

References

Bibliography

* {{Taxonbar, from=Q3019836 Amaryllidaceae genera Taxa named by Eduard Friedrich Poeppig