Amaranthoideae

Systematics

• basal group:
• * Bosea L., on Macaronesian Islands, and in Cyprus and western Himalaya.
• * Charpentiera Gaudich., endemic to Hawaii and the Australian Ridge
• Cladus Amaranthoids:
• * Amaranthus L., with about 60 species, occurring also extratropical in temperate regions.
• * Chamissoa Kunth, with about 24 species in Middle and South America.
• Tribus Celosieae, with multiovulate ovaries. This tribe is the only monophyletic one. With about 5 genera and about 69 species:
• * Celosia L., with about 45-60 species.
• * Deeringia R.Br., with about 7 species.
• * Henonia Moq.
• * Hermbstaedtia Rchb., in southern Africa.
• * Pleuropetalum Hook. f.
• Cladus Aervoids, in tropical regions of Africa and Asia:
• * Aerva Forssk., with about 10 species.
• * Nothosaerva Wight
• * Ptilotus R.Br., with about 110 species in Australia
• Cladus Achyranthoids, in tropical regions of Africa and Asia and on Pacific islands:
• * Achyranthes L., with about 15 species, for example:
• ** Achyranthes mutica A.Gray
• * Calicorema Hook. f.
• * Cyathula Blume, with about 27 species.
• * Nototrichium Hillebr.
• * Pandiaka Hook. f.
• * Psilotrichum Blume, with about 14 species.
• * Pupalia Juss.
• * Sericostachys Gilg & Lopr.
• Many genera are not yet investigated for their grouping into clades:
• * Achyropsis Hook. f.
• * Allmania R.Br. ex Wight, with only one species:
• ** Allmania nodiflora R.Brown ex Wight, in tropical Asia.
• * Allmaniopsis Suess.
• * Arthraerua Schinz
• * Centema Hook. f.
• * Centemopsis Schinz
• * Centrostachys Wall.
• * Chionothrix Hook. f.
• * Dasysphaera Volkens ex Gilg, with about 4 species in tropical eastern Africa
• * Digera Forssk.
• * Eriostylos C.C.Towns.
• * Herbstia Sohmer
• * Indobanalia A.N.Henry & B.Roy
• * Kelita A.R.Bean
• * Kyphocarpa Lopr., in southern Africa.
• * Lagrezia Moq.
• * Lecosia Pedersen
• * Leucosphaera Gilg
• * Lopriorea Schinz
• * Marcelliopsis Schinz
• * Mechowia Schinz
• * Nelsia Schinz
• * Neocentema Schinz
• * Nyssanthes R.Br.
• * Omegandra G.J.Leach & C.C.Towns.
• * Pleuropterantha Franch.
• * Polyrhabda C.C.Towns.
• * Pseudosericocoma Cavaco, with only one species:
• ** Pseudosericocoma pungens Cavaco, in southwestern and southern Africa.
• * Psilotrichopsis C.C.Towns.: with 1-3 species in Thailand and the Malaysian peninsula.
• * Rosifax C.C.Towns., with only one species:
• ** Rosifax sabuletorum C.C.Towns., endemic to Somalia.
• * Saltia R.Br. ex Moq., with only one species:
• ** Saltia papposa Moq., endemic on the southern Arabian peninsula.
• * Sericocoma Fenzl, with 2-3 species in southern Africa.
• * Sericocomopsis Schinz, with 2 species in tropical East Africa.
• * Sericorema Lopr., with 2 species in southern Africa.
• * Stilbanthus Hook. f., with only one species:
• ** Stilbanthus scandens Hook. f., in Asia.
• * Trichuriella Bennet, with only one species:
• ** Trichuriella monsoniae Bennet, in Southeast Asia.
• * Volkensinia Schinz, with only one species:
• ** Volkensinia prostrata Schinz, in East Africa.