Dryopteris intermedia (Muhl. ex Willd.) A.Gray

  • Filed As

    Dryopteridaceae
    Dryopteris intermedia (Muhl. ex Willd.) A.Gray

  • Collector(s)

    C. A. Weatherby 804, 04 Sep 1938

  • Location

    United States of America. Vermont. Addison Co. Ripton.

  • Identifiers

    NY Barcode: 3551666

    Occurrence ID: 3dce2fd9-dac7-47c6-9f4f-7e1091fd1539

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  • Region

    North America

  • Country

    United States of America

  • State/Province

    Vermont

  • County/Municipio

    Addison Co.

  • City/Township

    Ripton

  • Distribution

    Map all specimens of this taxon

PLANTAE EXSICCATAE GRAYANAE
804. Dryopteris spinulosa (O.F.Muell. ) Watt,
Var. intermedia (Muhl.) Underw.
Our Nat. Ferns, ed. 4. 116 (1893) et in Britton &
Brown, 111. FI. i. 18 (1896) ; Maxon in Proc. U.S. Nat.
Mus. xxiii. 640 (l90l) ; Small, FI. Se. U.S. 16 (l903) ;
Weatherby in Amer. Fern Journ. xxvi. 66, pi. 6, fig. 2.
(1986).
Syn. Aspidium intermedium Muhl. ex Willd. Sp. PI. v.
262 (l810). Nephrodium intermedium (Muhl.) Presl, Rel.
Haenk. i. 38 (l825). Lastrea intermedia (Muhl.) Presl,
Tent. Pterid. 77 (1886); Nieuwl. Amer. Mid. Nat. ii. 278
(1912). Dryopteris intermedia (Muhl.) Gray, Man. 630
(l848); Maxon in Britton & Brown, 111. FI. ed. 2, i. 22,
fig. 48 (l913); Small, Ferns Vic. New York, 105 (l935)
et Ferns Se. States 286 (l938); Broun, Ind. N. Am.
Ferns, 70 (1938). Aspidium spinulosum var. intermedium
(Muhl.) D. C. Eaton in Gray, Man. ed. 5, 665 (l867) et
Ferns N. Am. ii. 164 ( 1879) ; Underw. Our Nat. Ferns,
91 ( 1881 ) ; Macoun, Cat. Canad. PI. pt. v, 275 (l890).
Aspidium americanum Davenp. in Am. Nat. xii. 714 (1878)
et Cat. Davenp. Herb. 29 ( 1879). Lastrea spinulosa var.
intermedia (Muhl. ) Lawson, Fern FI. Canada, 240 ( 1889) ;
Nieuwl. Am. Mid. Nat. ii. 278 (l912). Nephrodium spin-
ulosum var. intermedium (Muhl.) Davenp. ex Gilbert, List
N.Am. Pterid. 17 (l90l). N.spinulosum forma intermedium
(Muhl.) Gilbert, Fern Bull. xi. 101 (l903). Thelypteris
spinulosa var. intermedia (Muhl.) Nieuwl. I.e. ; Weatherby
in Rhodora, xxi. 178 (l919) ; Victorin, Contr. Lab. Bot.
Univ. Montréal, ii. 53 (l92S) ; Fernald in Rhodora, xxviii.
146 (1926). Filix spinulosa var. intermedia (Muhl.) Farwell
in Ann. Rep. Mich. Acad. Sei. xviii. 83 (1916). Thelyp-
teris intermedia (Muhl.) House in New York State Mus.
Bull, ccxxxiii-ccxxxiv. 69 (1922). Filix-mas spinulosa var.
intermedia (Muhl.) Farwell in Am. Mid. Nat. xii. 257
(1931).
Forming rather symmetrical crowns from short, erect or ascend-
ing rhizomes.
Rich, moist mountain woods, Ripton, Addison County,
Vermont.
Coll. C.A. & Una F. Weatherby. September 4, 1938.
03551666