Caryochloa Spreng. 1827, illegitimate homonym not Trin. 1826
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 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 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
^Tropicos, Piptochaetium J. Presl
^ abcKew World Checklist of Selected Plant Families
^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
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...
Piptochaetium avenaceum, commonly called black oat grass, blackseed needle grass or blackseed speargrass, is a species of perennial bunchgrass native...
Arizona white oak, Silverleaf oak in association with Piptochaetium fimbriatum, Piptochaetium pringlei, Muhlenbergia emersleyi, Nolina texana and Little...
replaced by sparse or dense chaparral, with Q. striatula, Agave gentryi, Piptochaetium fimbriatum, and other plants characteristic of lower-elevation xerophilous...
in addition to weeds such as Danthonia collina, Stipa laevissima and Piptochaetium bicolor. There are no permanent sources of fresh water on the island...
July, suggesting one generation per year. The larvae probably feed on Piptochaetium and Bouteloua species. Butterflies of America Andrew D. Warren, George...
Barkworth, M., Cialdella, A., Gandhi, K. "Piptochaetium fuscum (Nees ex Steud.), a new combination replacing Piptochaetium setosum (Trin.) Arechav". PhytoKeys...
Festuca amplissima, Muhlenbergia gigantea, M. macroura, M. robusta, Piptochaetium virescens, Stipa ichu, and Trisetum irazuense. The horned guan (Oreophasis...
washed with rusty red. The fruit is about a millimeter long. Along with Piptochaetium montevidense and Juncus capillacaeus, Bulbostylis capillaris is used...