Difference between revisions of "Pteridium aquilinum var. latiusculum"
Cat. N. Amer. Pl. ed. 3 17. 1909.
Common names: Eastern bracken
Illustrated
Basionym: Pteris latiuscula (Desvaux) Hieronymus ex Fries Mém. Soc. Linn. Paris 6. 2: 303. 1827
Synonyms: Pteridium latiusculum
Treatment appears in FNA Volume 2.
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|common_names=Eastern bracken | |common_names=Eastern bracken | ||
| − | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }} | ||
| + | |basionyms={{Treatment/ID/Basionym | ||
|name=Pteris latiuscula | |name=Pteris latiuscula | ||
|authority=(Desvaux) Hieronymus ex Fries | |authority=(Desvaux) Hieronymus ex Fries | ||
| + | |rank=species | ||
| + | |publication_title=Mém. Soc. Linn. Paris | ||
| + | |publication_place=6. 2: 303. 1827 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Pteridium latiusculum | |name=Pteridium latiusculum | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Dennstaedtiaceae;Pteridium;Pteridium aquilinum;Pteridium aquilinum var. latiusculum | |hierarchy=Dennstaedtiaceae;Pteridium;Pteridium aquilinum;Pteridium aquilinum var. latiusculum | ||
| Line 28: | Line 36: | ||
|habitat=In barrens, pastures, open woodlands in moderately to strong acid soil, abundant, forming large colonies | |habitat=In barrens, pastures, open woodlands in moderately to strong acid soil, abundant, forming large colonies | ||
|elevation=0–1500 m | |elevation=0–1500 m | ||
| − | |distribution=St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld.;N.S.;P.E.I.;Ont.;Que.;Ala.;Ark.;Conn.;Del.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;N.H.;N.J.;N.Y.;N.C.;N.Dak.;Ohio;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Vt.;Va.;W.Va.;Wis.;Mexico in Nuevo León;Europe;Asia. | + | |distribution=St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld. and Labr. (Nfld.);N.S.;P.E.I.;Ont.;Que.;Ala.;Ark.;Conn.;Del.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;N.H.;N.J.;N.Y.;N.C.;N.Dak.;Ohio;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Vt.;Va.;W.Va.;Wis.;Mexico in Nuevo León;Europe;Asia. |
|discussion=<p>Colonies are more frequent in the northern part of the range. Fertile colonies, however, are more frequent in the southern and eastern portion of the range. Outliers in British Columbia and Alberta, which we have not seen, are documented in W. J. Cody and D. M. Britton (1989).</p> | |discussion=<p>Colonies are more frequent in the northern part of the range. Fertile colonies, however, are more frequent in the southern and eastern portion of the range. Outliers in British Columbia and Alberta, which we have not seen, are documented in W. J. Cody and D. M. Britton (1989).</p> | ||
|tables= | |tables= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Pteridium aquilinum var. latiusculum | name=Pteridium aquilinum var. latiusculum | ||
| − | |||
|authority=(Desvaux) L. Underwood ex A. Heller | |authority=(Desvaux) L. Underwood ex A. Heller | ||
|rank=variety | |rank=variety | ||
| Line 47: | Line 54: | ||
|habitat=In barrens, pastures, open woodlands in moderately to strong acid soil, abundant, forming large colonies | |habitat=In barrens, pastures, open woodlands in moderately to strong acid soil, abundant, forming large colonies | ||
|elevation=0–1500 m | |elevation=0–1500 m | ||
| − | |distribution=St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld.;N.S.;P.E.I.;Ont.;Que.;Ala.;Ark.;Conn.;Del.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;N.H.;N.J.;N.Y.;N.C.;N.Dak.;Ohio;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Vt.;Va.;W.Va.;Wis.;Mexico in Nuevo León;Europe;Asia. | + | |distribution=St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld. and Labr. (Nfld.);N.S.;P.E.I.;Ont.;Que.;Ala.;Ark.;Conn.;Del.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;N.H.;N.J.;N.Y.;N.C.;N.Dak.;Ohio;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Vt.;Va.;W.Va.;Wis.;Mexico in Nuevo León;Europe;Asia. |
|reference=None | |reference=None | ||
|publication title=Cat. N. Amer. Pl. ed. 3 | |publication title=Cat. N. Amer. Pl. ed. 3 | ||
|publication year=1909 | |publication year=1909 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_371.xml |
|genus=Pteridium | |genus=Pteridium | ||
|species=Pteridium aquilinum | |species=Pteridium aquilinum | ||
Latest revision as of 20:23, 5 November 2020
Petiole 15–100 cm. Blade broadly triangular to sometimes ovate, 3-pinnate or 3-pinnate-pinnatifid at base, 20–80 × 25–50 cm; blade margins and abaxial surface shaggy, rachises and costae glabrous or sparsely pilose abaxially. Pinnae (proximal) broadly triangular, distal pinnae narrowly triangular or oblong; terminal segment of each pinna ca. 2–4 times longer than wide, longer ultimate segments less than their width apart, ca. 3–6 mm wide. Pinnules at 45°–60° angle to costa; fertile ultimate segments adnate or equally decurrent and surcurrent. Outer indusia entire or somewhat erose, glabrous. 2n = 104.
Habitat: In barrens, pastures, open woodlands in moderately to strong acid soil, abundant, forming large colonies
Elevation: 0–1500 m
Distribution
St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.S., P.E.I., Ont., Que., Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., N.H., N.J., N.Y., N.C., N.Dak., Ohio, Pa., R.I., S.C., S.Dak., Tenn., Vt., Va., W.Va., Wis., Mexico in Nuevo León, Europe, Asia.
Discussion
Colonies are more frequent in the northern part of the range. Fertile colonies, however, are more frequent in the southern and eastern portion of the range. Outliers in British Columbia and Alberta, which we have not seen, are documented in W. J. Cody and D. M. Britton (1989).
Selected References
None.
Lower Taxa
None.
... more about "Pteridium aquilinum var. latiusculum"
Eastern bracken +
St. Pierre and Miquelon +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. +, N.S. +, P.E.I. +, Ont. +, Que. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, N.H. +, N.J. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Vt. +, Va. +, W.Va. +, Wis. +, Mexico in Nuevo León +, Europe + and Asia. +
In barrens, pastures, open woodlands in moderately to strong acid soil, abundant, forming large colonies +
Present +
Cat. N. Amer. Pl. ed. 3 +
1909 +
Illustrated +
Pteridium aquilinum var. latiusculum +
Pteridium aquilinum +
variety +