Urochloa

Urochloa is a genus of plants in the grass family, native to Eurasia, Africa, Australia, Mexico, and the Pacific Islands.[4][5][6][7] Common names include signalgrass.[8][9][10][11]

Signalgrass
Urochloa mosambicensis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Subfamily: Panicoideae
Supertribe: Panicodae
Tribe: Paniceae
Subtribe: Melinidinae
Genus: Urochloa
P.Beauv.[1][2]
Type species
Urochloa panicoides
Synonyms[3]
  • Brachiaria (Trin.) Griseb. in C.F.von Ledebour, Fl. Ross. 4: 469 (1853)
  • Leucophrys Rendle in W.P.Hiern, Cat. Afr. Pl. 2: 193 (1899)
  • Pseudobrachiaria Launert in Mitt. Bot. Staatssamml. München 8: 158 (1970)

Species

87 species have been accepted by Plants of the World Online (in 2023),[3]

  • Urochloa adspersa (Trin.) R.D.Webster
  • Urochloa advena (Vickery) R.D.Webster
  • Urochloa albicoma (Swallen & García-Barr.) Morrone & Zuloaga
  • Urochloa argentea (R.Br.) Hughes
  • Urochloa arida (Mez) Rudov
  • Urochloa arizonica (Scribn. & Merr.) Morrone & Zuloaga
  • Urochloa arrecta (Hack. ex T.Durand & Schinz) Morrone & Zuloaga
  • Urochloa atrisola R.D.Webster
  • Urochloa bovonei (Chiov.) A.M.Torres & C.M.Morton
  • Urochloa brachyura (Hack.) Stapf - E + S Africa
  • Urochloa brevispicata (Rendle) Sosef
  • Urochloa brizantha (Hochst. ex A.Rich.) R.Webster - tropical + S Africa
  • Urochloa burmanica (Bor) Veldkamp
  • Urochloa caboverdiana (Conert & C.Kohler) Veldkamp, Potdar & S.R.Yadav
  • Urochloa chusqueoides (Hack.) Rudov
  • Urochloa ciliatissima (Buckley) R.D.Webster
  • Urochloa clavipila (Chiov.) Sosef
  • Urochloa comata (Hochst. ex A.Rich.) Sosef
  • Urochloa deflexa (Schumach.) H.Scholz
  • Urochloa dictyoneura (Fig. & De Not.) Veldkamp
  • Urochloa distachyoides (Stapf) Sosef
  • Urochloa distachyos (L.) T.Q.Nguyen
  • Urochloa dura (Stapf) A.M.Torres & C.M.Morton
  • Urochloa echinolaenoides Stapf - Zaïre, Tanzania, Malawi, Zambia
  • Urochloa eminii (Mez) Davidse
  • Urochloa falcifera (Trin.) Zon
  • Urochloa foliosa (R.Br.) R.D.Webster
  • Urochloa fusca B.F. Hansen & Wunderlin (browntop signalgrass) - southern USA to Argentina
  • Urochloa fusiformis (Reeder) Veldkamp
  • Urochloa gilesii (Benth.) Hughes
  • Urochloa glumaris (Trin.) Veldkamp (Thurston grass) - SE Asia, Indian subcon
  • Urochloa holosericea (R.Br.) R.D.Webster
  • Urochloa jaliscana (Santana Mich.) Espejo & López-Ferr.
  • Urochloa jubata (Fig. & De Not.) Sosef
  • Urochloa kurzii (Hook.f.) T.Q.Nguyen
  • Urochloa lachnantha (Hochst.) A.M.Torres & C.M.Morton
  • Urochloa lata (Schumach.) C.E.Hubb.
  • Urochloa leersioides (Hochst.) A.M.Torres & C.M.Morton
  • Urochloa lorentziana (Mez) Morrone & Zuloaga
  • Urochloa megastachya (Nees ex Trin.) Morrone & Zuloaga
  • Urochloa meziana (Hitchc.) Morrone & Zuloaga
  • Urochloa mollis (Sw.) Morrone & Zuloaga
  • Urochloa multiculma (Andersson) Morrone & Zuloaga
  • Urochloa mutica (Forssk.) T.Q.Nguyen
  • Urochloa nigropedata (Munro ex Ficalho & Hiern) A.M.Torres & C.M.Morton
  • Urochloa notochthona (Domin) Hughes
  • Urochloa oblita (Swallen) Morrone & Zuloaga
  • Urochloa occidentalis (C.A.Gardner & C.E.Hubb.) B.K.Simon
  • Urochloa oligobrachiata (Pilg.) Kartesz
  • Urochloa oligotricha (Fig. & De Not.) Henrard - Africa
  • Urochloa olivacea Sánchez-Ken - western Mexico
  • Urochloa ophryodes (Chase) Morrone & Zuloaga
  • Urochloa orthostachys (Mez) K.M.Ibrahim & P.M.Peterson
  • Urochloa ovalis (Stapf) Zon
  • Urochloa panicoides P.Beauv. (panic liverseed grass) - Africa, S. Asia
  • Urochloa pauciflora Sánchez-Ken - W. Mexico
  • Urochloa paucispicata (Morong) Morrone & Zuloaga
  • Urochloa piligera (F.Muell. ex Benth.) R.D.Webster
  • Urochloa plantaginea (Link) R.D.Webster
  • Urochloa platynota (K.Schum.) Pilg.
  • Urochloa platyphylla (Munro ex C.Wright) R.D.Webster
  • Urochloa platyrrhachis C.E.Hubb. - Zambia, Zaïre
  • Urochloa polyphylla (R.Br.) R.D.Webster
  • Urochloa polystachya (Kunth) Mabb.
  • Urochloa praetervisa (Domin) Hughes
  • Urochloa pubigera (Roem. & Schult.) R.D.Webster
  • Urochloa ramosa (L.) T.Q.Nguyen
  • Urochloa reptans (L.) Stapf
  • Urochloa reticulata (Stapf) Sosef
  • Urochloa rudis Stapf - Somalia, Kenya, Tanzania
  • Urochloa rugulosa (Stapf) Sosef
  • Urochloa sclerochlaena Chiov - Ethiopia, Kenya
  • Urochloa semiundulata (Hochst. ex A.Rich.) Ashal. & V.J.Nair
  • Urochloa serrata (Thunb.) Sosef
  • Urochloa serrifolia (Hochst.) Zon
  • Urochloa setigera (Retz.) Stapf - Indian subcon, S. China, SE. Asia
  • Urochloa stigmatisata (Mez) K.M.Ibrahim & P.M.Peterson
  • Urochloa subulifolia (Mez) Torres Gonz. & C.M.Morton
  • Urochloa tanimbarensis (Ohwi) Veldkamp
  • Urochloa texana (Buckley) R.D.Webster
  • Urochloa trichopodioides (Mez & K.Schum.) S.M.Phillips & S.L.Chen - Zaïre, Tanzania, Kenya, Ethiopia
  • Urochloa trichopus (Hochst.) Stapf - Africa, Arabian Pen
  • Urochloa turbinata (Van der Veken) Sosef
  • Urochloa villosa (Lam.) T.Q.Nguyen
  • Urochloa whiteana (Domin) R.D.Webster
  • Urochloa wittei (Robyns) Sosef
  • Urochloa xantholeuca (Hack.) H.Scholz

Formerly included

Numerous species once considered members of Urochloa but are now regarded as better suited to other genera,[12] such as Alloteropsis, Brachiaria, Ixophorus, Oplismenus, Panicum, and Rupichloa.

References
  1. "Genus: Urochloa P. Beauv". Germplasm Resources Information Network. United States Department of Agriculture. 1999-03-09. Retrieved 2014-10-08.
  2. P.Beauv. Ess. Agrostogr.: 52 (1812)
  3. "Urochloa P.Beauv. | Plants of the World Online | Kew Science'". Plants of the World Online. Retrieved 4 October 2023.
  4. Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie 52-53 descriptions in Latin, commentary in French
  5. Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie plate XI (11), figure I (1) line drawings of flower parts of Urochloa panicoides
  6. Urochloa. Grass Manual. Flora of North America.
  7. Watson, L. and M. J. Dallwitz. Urochloa. The Grass Genera of the World. DELTA – DEscription Language for TAxonomy.
  8. Urochloa. USDA PLANTS.
  9. Flora of China Vol. 22 Page 523 尾稃草属 wei fu cao shu Urochloa P. Beauvois, Ess. Agrostogr. 52. 1812.
  10. Flora of Pakistan
  11. Atlas of Living Australia
  12. Kew World Checklist of Selected Plant Families

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