Difference between revisions of "Pteridium aquilinum var. pseudocaudatum"
Cat. N. Amer. Pl. ed. 2 12. 1900.
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|common_names=Tailed bracken | |common_names=Tailed bracken | ||
− | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Pteris aquilina var. pseudocaudata | |name=Pteris aquilina var. pseudocaudata | ||
|authority=Clute | |authority=Clute | ||
+ | |publication_title=Fern Bull. | ||
+ | |publication_place=8: 39. 1900 | ||
}} | }} | ||
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|publication year=1900 | |publication year=1900 | ||
|special status= | |special status= | ||
− | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V2/V2_424.xml |
|genus=Pteridium | |genus=Pteridium | ||
|species=Pteridium aquilinum | |species=Pteridium aquilinum |
Revision as of 19:56, 24 September 2019
Petiole 10–70 cm. Blade broadly triangular to sometimes ovate, 2–3-pinnate-pinnatifid at base, 20–80 × 20–70 cm; blades, rachises, and costae sparsely pilose to glabrous abaxially. Pinnae (proximal) ovate-lanceolate or triangular, distal pinnae oblong; terminal segment of each pinna ca. 6–15 times longer than wide, longer ultimate segments 1–2 times their width apart, ca. 2–5 mm wide. Pinnules at 45–60° angle to costa; fertile ultimate segments adnate or equally decurrent and surcurrent. Outer indusia entire to somewhat erose, glabrous.
Habitat: In barrens and open pine or oak woods in acid, often sandy soil, abundant, forming large colonies
Elevation: 0–1000 m
Distribution
![V2 424-distribution-map.gif](/w/images/a/a2/V2_424-distribution-map.gif)
Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Ky., La., Md., Mass., Miss., Mo., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., Tenn., Tex., Va., W.Va.
Discussion
Pteridium aquilinum var. pseudocaudatum is more common in the southern portion of the range.
Selected References
None.