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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]
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[2]
see Nassella Stipa
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
References [ edit ]
^ USDA, NRCS (n.d.). "Piptochaetium " . The PLANTS Database (plants.usda.gov) . Greensboro, North Carolina: National Plant Data Team. Retrieved 6 October 2015 .
^ Clayton, W. D., et al. (2006 onwards). Piptochaetium . GrassBase - The Online World Grass Flora.
^ Presl, Jan Svatopluk. 1830. Reliquiae Haenkeanae 1: 222 in Latin
^ Presl, Jan Svatopluk. 1830. Reliquiae Haenkeanae 1: plate XXXVII (37 ), figures 1-7 at left line drawings of
^ 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
^ Cialdella, A. M. & M. Arriaga. 1998. Revisión de las especies Sudamericanas del género Piptochaetium (Poaceae, Pooideae, Stipeae). Darwiniana 36(1–4): 107–157
^ 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
^ 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
^ Piptochaetium , North American species. USDA PLANTS Profile.
^ Piptochaetium . Germplasm Resources Information Network.
^ Biota of North America Program 2013 county distribution maps
^ 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
^ Gould, F. W. & R. Moran. 1981. The grasses of Baja California, Mexico. Memoir San Diego Society of Natural History 12: 1–140
External links [ edit ]
Media related to Piptochaetium at Wikimedia Commons
R e t r i e v e d f r o m " https://en.wikipedia.org/w/index.php?title=Piptochaetium&oldid=1180276016 "
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a d d i t i o n a l t e r m s m a y a p p l y . B y u s i n g t h i s s i t e , y o u a g r e e t o t h e T e r m s o f U s e a n d P r i v a c y P o l i c y . W i k i p e d i a ® i s a r e g i s t e r e d t r a d e m a r k o f t h e W i k i m e d i a F o u n d a t i o n , I n c . , a n o n - p r o f i t o r g a n i z a t i o n .
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