Rottboellia (commonly called itch grass)Atlas of Living Australia, itch grass, Rottboellia cochinchinensis (Lour.) Clayton is a genus of African, Asian, and Australian plants in the grass family.Linnaeus, Carl von. 1782. Supplementum Plantarum 13-14, 114.Tropicos, Rottboellia L. f.Flora of China Vol. 22 Page 644 筒轴茅属 tong zhou mao shu Rottboellia Linnaeus f., Suppl. Pl. 114
The genus was named in honour of Danish botanist Christen Friis Rottbøll (1727-1797).
Species 24 species are accepted. Rottboellia afraurita – tropical Africa Rottboellia aurita – southeastern Mexico, Central America, northern South America, and central Brazil and Bolivia to northeastern Argentina Rottboellia balansae – Bolivia, west-central Brazil, Paraguay, and northeastern Argentina Rottboellia campestris – central and southeastern United States Rottboellia cancellata – Bangka, Peninsular Malaysia, Thailand, and Vietnam Rottboellia clarkei – India and Myanmar Rottboellia cochinchinensis (Lour.) Clayton - Africa, Asia, Australia Rottboellia coelorachis G.Forst. - New Caledonia, Vanuatu Rottboellia geminata – Thailand, Peninsular Malaysia, and southeastern Borneo Rottboellia glandulosa – Indochina, Malesia, and New Guinea Rottboellia goalparensis Bor - Assam Rottboellia helferi – Indochina and Peninsular Malaysia Rottboellia impressa – western Cuba Rottboellia laevispica Keng - Anhui, Jiangsu Rottboellia lepidura – Kenya, Tanzania, and Mozambique Rottboellia paradoxa de Koning & Sosef - Philippines Rottboellia parodiana – Paraguay and northeastern Argentina Rottboellia purpurascens Robyns - tropical Africa Rottboellia rottboellioides – Philippines, New Guinea, and northern and eastern Australia Rottboellia rugosa – south-central and southeastern United States from Texas to New Jersey Rottboellia selloana – southern Brazil, northeastern Argentina, Paraguay, and Uruguay Rottboellia striata – central Himalayas to Indochina and south-central China Rottboellia tessellata – southeastern United States, from Louisiana to Florida and Georgia Rottboellia tuberculosa – Cuba and southeastern United States (Alabama, Florida, and Georgia)
Formerly included Numerous species now considered better suited to other genera: Chasmopodium, Coelorachis, Elionurus, Eremochloa, Festuca, Glyphochloa, Hainardia, Hemarthria, Henrardia, Heteropholis, Ischaemum, Lasiurus, Lolium, Loxodera, Manisuris, Mnesithea, Muhlenbergia, Ophiuros, Oropetium, Parapholis, Phacelurus, Pholiurus, Ratzeburgia, Rhytachne, Schizachyrium, Spartina, Stenotaphrum, Thaumastochloa, Urelytrum and Xerochloa.
References
External links Grassbase - The World Online Grass Flora