Hymenoxys
Genus of flowering plants
Hymenoxys rubberweed or bitterweed ) is a genus of plants in the sunflower family , native to North and South America .[ 3] [ 1] [ 4] Alexandre Henri Gabriel de Cassini in 1828.[ 1]
Plants of this genus are toxic to sheep due to the presence of the sesquiterpene lactone hymenoxon .[ 5] [ 6] [ 7]
Species[ 2] [ 8] [ 9] [ 10] [ 11] Hymenoxys ambigens Arizona New Mexico Hymenoxys anthemoides Rio Grande do Sul , Rio de Janeiro , Paraguay , Uruguay , Argentina Hymenoxys biennis Utah Hymenoxys bigelovii Utah Arizona New Mexico Hymenoxys brachyactis New Mexico Hymenoxys brandegeei Arizona New Mexico Colorado Hymenoxys cabrerae Argentina Hymenoxys californica California , Baja California Hymenoxys chrysanthemoides San Luis Potosí , Veracruz , Zacatecas , México State , Puebla , Oaxaca , Hidalgo Hymenoxys cooperi California Nevada Arizona Utah Idaho Oregon New Mexico Hymenoxys grandiflora New Mexico Colorado Wyoming Montana Utah Idaho Hymenoxys helenioides Arizona New Mexico Colorado Utah Hymenoxys hoopesii New Mexico Colorado Wyoming Montana Utah Idaho Oregon Nevada California Hymenoxys insignis Nuevo León , Coahuila , Chihuahua Hymenoxys jamesii Arizona Hymenoxys lemmonii Arizona Oregon Nevada California Hymenoxys multiflora Texas New Mexico Hymenoxys mutica California Hymenoxys odorata California Arizona New Mexico Texas Oklahoma Colorado Kansas Maine South Carolina Alabama , Baja California , Baja California Sur , Sonora , Chihuahua , Coahuila , Durango , Nuevo León , San Luis Potosí , Tamaulipas Hymenoxys quinquesquamata Arizona New Mexico Hymenoxys richardsonii Alberta , Saskatchewan , Montana Idaho Wyoming Utah Colorado New Mexico Arizona Texas Nebraska North Dakota Nevada Hymenoxys robusta Bolivia , Argentina , Peru Hymenoxys rusbyi Arizona New Mexico Hymenoxys subintegra Arizona Utah Hymenoxys texana Texas Hymenoxys tweediei Argentina Hymenoxys vaseyi Texas New Mexico formerly included[ 11]
References
^ a b c Tropicos, Hymenoxys Cass. ^ a b "Flann, C (ed) 2009+ Global Compositae Checklist" . Archived from the original on 2014-12-02. Retrieved 2014-12-02 .^ Cassini, Alexandre Henri Gabriel de, in Cuvier, F. 1828. Dictionnaire des Sciences Naturelles [Second edition] 55: 278–279 in French^ Flora of North America, Bitterweed, rubberweed, Hymenoxys Cassini 1828. ^ Everitt, J.H.; Lonard, R.L.; Little, C.R. (2007). Weeds in South Texas and Northern Mexico . Lubbock: Texas Tech University Press. ISBN 0-89672-614-2 ^ Pfeiffer, F. A. and M. C. Calhoun. (1987). Effects of environmental, site, and phenological factors on hymenoxon content of bitterweed, Hymenoxys odorata . Journal of Animal Science 65 1553-62.
^ Texas A&M University, Toxicity: H. odorata Archived 2007-07-03 at the Wayback Machine ^ Biota of North America Program 2013 county distribution maps ^ Turner, B. L. 2013. The comps of Mexico. A systematic account of the family Asteraceae (chapter 11: tribe Helenieae). Phytologia Memoirs 16: 1–100.
^ The Plant List search for Hymenoxys ^ a b The Plant List, search for Hymenoxys
External links
