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Piptochaetium

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Piptochaetium ( Anglèis )

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Piptochaetium, or speargrass,[3] is a genus of plants in the grass family, native to North and South America. Piptochaetium is a bunchgrass genus in the tribe Stipeae.[4][5][6][7][8]

Some of its species have been included in the genus Stipa by some authors.[9][10]

Species[2][11][12][13][14][15]
formerly included[2]

see Nassella Stipa

References

  1. ^ Tropicos, Piptochaetium J. Presl
  2. ^ a b c Kew World Checklist of Selected Plant Families
  3. ^ USDA, NRCS (n.d.). "Piptochaetium". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 6 October 2015.
  4. ^ Clayton, W. D., et al. (2006 onwards). Piptochaetium. GrassBase - The Online World Grass Flora.
  5. ^ Presl, Jan Svatopluk. 1830. Reliquiae Haenkeanae 1: 222 in Latin
  6. ^ Presl, Jan Svatopluk. 1830. Reliquiae Haenkeanae 1: plate XXXVII (37), figures 1-7 at left line drawings of
  7. ^ Mujica-Salles, J. & M. Marchi. 1993. Caracteres de valor taxonómico en el género Piptochaetium Presl (Poaceae-stipeae) y su relacion con la distribución de las especies brasileras. Candollea 48(1): 1–13
  8. ^ Cialdella, A. M. & M. Arriaga. 1998. Revisión de las especies Sudamericanas del género Piptochaetium (Poaceae, Pooideae, Stipeae). Darwiniana 36(1–4): 107–157
  9. ^ Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Annals of the Missouri Botanical Garden 89(3): 305–336
  10. ^ Swallen, J. R. 1955. Gramineae. In: P. C. Standley & J. A. Steyermark (eds.), Flora of Guatemala—Part II. Fieldiana, Botany 24(2): i–ix, 1–390
  11. ^ Piptochaetium, North American species. USDA PLANTS Profile.
  12. ^ Piptochaetium. Germplasm Resources Information Network.
  13. ^ Biota of North America Program 2013 county distribution maps
  14. ^ Skottsberg, C. 1951. A supplement to the pteridophytes and phanerogams of Juan Fernandez and Easter Island. 2(28): 763–792. In C. J. F. Skottsberg, Natural History of Juan Fernandez and Easter Island. Almquist & Wiksells, Uppsala
  15. ^ Gould, F. W. & R. Moran. 1981. The grasses of Baja California, Mexico. Memoir San Diego Society of Natural History 12: 1–140

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Piptochaetium: Brief Summary ( Anglèis )

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Piptochaetium, or speargrass, is a genus of plants in the grass family, native to North and South America. Piptochaetium is a bunchgrass genus in the tribe Stipeae.

Some of its species have been included in the genus Stipa by some authors.

Species Piptochaetium alpinum - Santa Catarina, Rio Grande do Sul Piptochaetium angolense - Coquimbo Piptochaetium angustifolium - Coahuila, Tamaulipas, Nuevo León, México State Piptochaetium avenaceum — black oatgrass, blackseed needlegrass - United States (Texas to Florida north to Massachusetts + Michigan), Ontario, Tamaulipas, Nuevo León Piptochaetium avenacioides - Florida speargrass - Florida Piptochaetium bicolor - Rio Grande do Sul, Argentina, Uruguay, Chile incl Juan Fernández Islands Piptochaetium brachyspermum - Buenos Aires Piptochaetium brevicalyx - central + eastern Mexico Piptochaetium burkartianum - Corrientes Piptochaetium cabrerae - Buenos Aires Piptochaetium calvescens - Buenos Aires, Uruguay Piptochaetium confusum - Uruguay, Rio Grande do Sul, Entre Rios Piptochaetium cucullatum - Uruguay Piptochaetium featherstonei - Peru, Bolivia Piptochaetium fimbriatum - pinyon ricegrass - Arizona, Texas, New Mexico, Mexico, Guatemala Piptochaetium hackelii - Argentina, Uruguay Piptochaetium hirtum - Chile Piptochaetium indutum - Ecuador, Peru, Bolivia, Salta, Jujuy Piptochaetium jubatum - Uruguay Piptochaetium lasianthum - Uruguay, Argentina, Santa Catarina, Rio Grande do Sul Piptochaetium leiopodum - Buenos Aires, Uruguay Piptochaetium medium - Uruguay, Argentina, Brazil, Venezuela Piptochaetium montevidense - Uruguayan ricegrass - Argentina, Chile, Uruguay, Brazil, Paraguay, Bolivia, Peru, Ecuador, Venezuela Piptochaetium napostaense - Argentina Piptochaetium palustre - Santa Catarina Piptochaetium panicoides - Argentina, Chile, Uruguay, Brazil, Colombia, Bolivia, Peru, Ecuador, Venezuela Piptochaetium pringlei - Pringle's speargrass - Arizona, Texas, New Mexico, Mexico Piptochaetium ruprechtianum - Uruguay, Argentina, Brazil Piptochaetium sagasteguii - Peru Piptochaetium seleri - Mexico, Guatemala Piptochaetium setosum - bristly speargrass - Chile Piptochaetium stipoides - purple speargrass - Argentina, Chile, Uruguay, Brazil, Colombia; naturalized in Mexico, California Piptochaetium tovarii - Peru Piptochaetium uruguense - Argentina, Uruguay, Santa Catarina, Rio Grande do Sul, Paraguay, San Luis Potosí Piptochaetium virescens - Mexico, Guatemala formerly included

see Nassella Stipa

Piptochaetium collinum - Nassella laevissima Piptochaetium gibbum - Nassella gibba Piptochaetium laeve - Nassella pubiflora Piptochaetium laevissimum - Nassella laevissima Piptochaetium mexicanum - Nassella mexicana Piptochaetium mucronatum - Nassella mucronata Piptochaetium ovatum - Stipa ovata Piptochaetium trichotomum - Nassella trichotoma
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