Tristagma

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 other places.


 * Species


 * 1) Tristagma ameghinoi (Speg.) Speg. - Mendoza + Santa Cruz Provinces of Argentina
 * 2) Tristagma anemophilum Ravenna - Neuquén Province of Argentina
 * 3) Tristagma atreucoense Ravenna - Neuquén Province of Argentina
 * 4) Tristagma bivalve (Hook. ex Lindl.) Traub - central Chile
 * 5) Tristagma brevipes (Kuntze) Traub - central Chile
 * 6) Tristagma circinatum (Sandwith) Traub - Neuquén Province of Argentina
 * 7) Tristagma fragrans Ravenna - central Chile
 * 8) Tristagma gracile (Phil.) Traub - central Chile
 * 9) Tristagma graminifolium (Phil.) Ravenna - central Chile
 * 10) Tristagma leichtlinii (Baker) Traub - central Chile
 * 11) Tristagma lineatum Ravenna - Santiago Region of Chile
 * 12) Tristagma lomarum Ravenna - Arequipa Region of Peru
 * 13) Tristagma malalhuense Ravenna - Mendoza Province of Argentina
 * 14) Tristagma mirabile Ravenna - Neuquén Province of Argentina
 * 15) Tristagma nahuelhuapinum Ravenna - Rio Negro Province of Argentina
 * 16) Tristagma nivale Poepp. - central + southern Chile, southern Argentina
 * 17) Tristagma patagonicum (Baker) Traub - southern Argentina
 * 18) Tristagma peregrinans Ravenna - Uruguay
 * 19) Tristagma philippii Gand. - central Chile
 * 20) Tristagma poeppigianum (Gay) Traub - central Chile
 * 21) Tristagma porrifolium (Poepp.) Traub - central Chile
 * 22) Tristagma sessile (Phil.) Traub - Chaco Province of Argentina, central Chile, Uruguay
 * 23) Tristagma sociale Ravenna - Mendoza Province of Argentina
 * 24) Tristagma staminosum Ravenna  - O'Higgins Region of Chile
 * 25) Tristagma tweedieanum (Baker) Traub - Uruguay, northeastern Argentina
 * 26) Tristagma uniflorum (Lindl.) Traub - Uruguay, eastern Argentina; naturalized in Great Britain, France, Australia, New Zealand, Oregon, California, southeastern United States (from Texas to Maryland)
 * 27) Tristagma yauriense Ravenna - Puno Province of Peru

Several names have been coined using the name Tristagma but referring to species now considered better suited other genera (Beauverdia, Leucocoryne, and Nothoscordum). • Tristagma dimorphopetalum - Leucocoryne dimorphopetala
 * formerly included

• Tristagma felipponei - Beauverdia sellowiana

• Tristagma hirtellum - Beauverdia hirtella

• Tristagma lloydiiflorum - Beauverdia vittata

• Tristagma lorentzii - Beauverdia lorentzii

• Tristagma narcissoides - Leucocoryne coronata

• Tristagma sellowianum - Beauverdia sellowiana

• Tristagma setaceum - Nothoscordum setaceum

• Tristagma subbiflorum - Nothoscordum bivalve

• Tristagma vittatum - Beauverdia vittata