Sphenophyllum Temporal range: Devonian–Triassic PreꞒ Ꞓ O S D C P T J K Pg N
Fossil leaves and branches of the species Sphenophyllum miravallis, Upper Carboniferous. Collection of Utrecht University
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
Class:	Polypodiopsida
Subclass:	Equisetidae
Order:	† Sphenophyllales
Family:	† Sphenophyllaceae
Genus:	† Sphenophyllum Brongn. (1828) [1]
Species
See text.

Sphenophyllum is a genus in the order Sphenophyllales. ^[2] It has been placed in the family Sphenophyllaceae. ^[1]

Species

Species that have been described include:

• †Sphenophyllum angustifolium ^[3]
• †Sphenophyllum biarmicum Zalessky (1937) ^[4]
• †Sphenophyllum changxingense ^[3]
• †Sphenophyllum churulianum Ashw. K. Srivast. & Rigby (1963) ^{[5] [6]}
• †Sphenophyllum costae ^[7]
• †Sphenophyllum crenulatum ^[5]Ashw. K. Srivast. & Rigby (1963) ^{[5] [8]}
• †Sphenophyllum cuneifolium (Sternb.) Zeiller (1878) ^{[7] [9]}
• †Sphenophyllum elongatum Rassk. (1961) ^{[5] [10]}
• †Sphenophyllum emarginatum Brongn. (1822) (type species) ^{[3] [5] [11]}
• †Sphenophyllum fanwanense ^[3]
• †Sphenophyllum gilmorei C.D. White (1929) ^[12]
• †Sphenophyllum gondwanensis ^[5]
• †Sphenophyllum guangzhuoense, nomen nudum ^[3]
• †Sphenophyllum koboense ^[3]
• †Sphenophyllum latifolium Fontaine & I.C. White (1880) ^[13]
• †Sphenophyllum longifolium (Germar) Gutbier (1843) ^[14]
• †Sphenophyllum lungtanense ^[3]
• †Sphenophyllum majus Bronn (1834) ^[15]
• †Sphenophyllum miravallis Vetter ^[16]
• †Sphenophyllum oblongifolium (Germar) Unger (1850) ^{[3] [17]}
• †Sphenophyllum paranaense O. Rösler & Rohn (1984) ^[18]
• †Sphenophyllum pseudotenerrimum Sze (1936) ^{[3] [19]}
• †Sphenophyllum radiatum Unger (1850) ^{[5] [20]}
• †Sphenophyllum rhodesii ^[3]
• †Sphenophyllum rotundatum T. Halle (1927) ^{[3] [21]}
• †Sphenophyllum schlotheimii Brongn. (1828) ^{[3] [22]}
• †Sphenophyllum sino-coreanum H. Yabe (1922) ^{[3] [23]}
• †Sphenophyllum stoukenbergi Schmalh. (1887) ^[24]
• †Sphenophyllum subtenerrimum Nath. (1902) ^[25]
• †Sphenophyllum tenuifolium Fontaine & I.C. White (1880) ^[26]
• †Sphenophyllum thonii Mahr (1868) ^{[3] [5] [27]}
• †Sphenophyllum utkalensis ^[5]
• †Sphenophyllum verticillatum ^[7]
• †Sphenophyllum zwickaviense ^[3]

References

Wikimedia Commons has media related to Sphenophyllum.

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