Graphephorum

Graphephorum
Graphephorum melicoides
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Poaceae
Subfamily:	Pooideae
Supertribe:	Poodae
Tribe:	Poeae
Subtribe:	Aveninae
Genus:	Graphephorum Desv. 1810 not Honda 1934
Type species
Graphephorum melicoides (Michx.) Desv.
Synonyms [1]
Trisetum subsect. Graphephorum(Desv.) Louis-Marie

Graphephorum is a genus of North American plants in the grass family. ^{[1] [2] [3]}

Species

Seven species are currently accepted. ^{[4] [5]}

• Graphephorum ambiguum (Rúgolo & Nicora) Barberá & Quintanar – southern Chile and southern Argentina
• Graphephorum canescens (Buckley) Röser & Tkach – western Canada and western United States
• Graphephorum cernuum (Trin.) Röser & Tkach – southern Alaska, western Canada, northwestern United States, California, southern Argentina and southern Chile
• Graphephorum longiglume (Hack.) Barberá & Quintanar – western Argentina and central Chile
• Graphephorum melicoides (Michx.) Desv. – Ontario, Québec, New Brunswick, Nova Scotia, Newfoundland, Maine, New Hampshire, Vermont, New York, Michigan, Wisconsin
• Graphephorum mendocinense (Hauman) Barberá & Quintanar – western Argentina
• Graphephorum × orthochaetum (Hitchc.) Barberá & Quintanar (G. canescens × G. wolfii) – Montana (Missoula County)
• Graphephorum wolfii (Vasey) Coult. – British Columbia, Alberta, Saskatchewan south to California and New Mexico

formerly included ^[6]

see Dupontia, Hyalopoa, Molinia, Muhlenbergia, Peyritschia, Poa, Scolochloa, Sphenopholis , and Trisetum

• Graphephorum altijugum - Peyritschia koelerioides
• Graphephorum arundinaceum - Scolochloa festucacea
• Graphephorum densiflorum - Sphenopholis obtusata
• Graphephorum elliottii - Poa cuspidata
• Graphephorum festucaceum - Scolochloa festucacea
• Graphephorum fisheri - Dupontia fisheri
• Graphephorum flexuosum - Muhlenbergia multiflora
• Graphephorum fulvum - Dupontia fulva
• Graphephorum nipponicum - Molinia japonica
• Graphephorum nutans - Hyalopoa nutans
• Graphephorum pendulinum - Dupontia fulva
• Graphephorum pringlei - Peyritschia graphephoroides P.M.Peterson, Soreng, Romasch. & Barberá
• Graphephorum psilosanthum - Dupontia fisheri
• Graphephorum shearii - Koeleria spicata subsp. spicata

References

1. Tropicos, Graphephorum Desv.
2. Desvaux, Nicaise Augustin. 1810. Nouveau Bulletin des Sciences, publié par la Société Philomatique de Paris 2: 189
3. Grassbase - The World Online Grass Flora
4. "Graphephorum Desv". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 4 June 2025.
5. Biota of North America 2013 county distribution maps
6. Kew World Checklist of Selected Plant Families