Compilation
Osmunda cinnamomea

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Name

Identification
Osmunda cinnamomea L. [family OSMUNDACEAE ] (stored under name); Verified by Not on sheet, Osmunda cinnamomea L. [family OSMUNDACEAE ] Verified by Not on sheet,
Related name
  • Osmunda cinnamomea
  • Osmunda sp.
  • Osmunda imbricata
Common name
  • osmonde cannelle, Flora of North America Vol. 2
  • Cinnamon fern, Flora of North America Vol. 2

Flora

Entry for Osmunda cinnamomea Linnaeus [family OSMUNDACEAE]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 2,
Names
Osmunda cinnamomea Linnaeus [family OSMUNDACEAE], Sp. Pl., 2: 1066. 1753
Osmunda cinnamomea var. glandulosa Waters [family OSMUNDACEAE]
Treatment Author(s)
R. David Whetstone
T. A. Atkinson
Information
Leaves pinnate-pinnatifid; petioles slightly shorter than blades, not winged, with light brown hairs when young, glabrate with age. Sterile leaves ovate to lanceolate, ca. 0.3--1.5 m; pinnae broadly oblong with persistent tuft of hairs on abaxial surface at base; ultimate segments with base obtuse, margins entire, apex usually mucronate. Fertile leaves with no expanded pinnae, green, becoming brownish, shorter and narrower than sterile leaves, withering after sporulation. Sporangia brown. 2 n =44.
Phenology
Sporulation spring--early summer (late summer, early winter in Florida)
Altitude range
0--2300 m
Distribution
St. Pierre and MiquelonMexicoWest IndiesCentral AmericaSouth AmericaAsia.USA Ala.USA Ark.USA Conn.USA Del.USA Fla.USA Ga.USA Ill.USA Ind.USA IowaUSA Ky.USA La.USA MaineUSA Md.USA Mass.USA Mich.USA Minn.USA Miss.USA Mo.USA N.H.USA N.J.USA N.Y.USA N.C.USA OhioUSA Okla.USA Pa.USA R.I.USA S.C.USA Tenn.USA Tex.USA Vt.USA Va.USA W.Va.USA Wis.Canada N.B.Canada Nfld.Canada N.S.Canada Ont.Canada P.E.I.Canada Que.
Discussion
Many forms of Osmunda cinnamomea have been described from within the flora area. It is widely cultivated as an ornamental.

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