Pteridium aquilinum aquilinum

• Common Names
• Description
• Taxonomy
• Similar Species
• Bibliography
• More Info
• Notes

Common Names

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Description

Genus Pteridium

Plants terrestrial , often forming colonies or thickets. Stems subterranean , slender, long-creeping; hairs pale to dark, jointed ; scales absent; true vessels present (absent in other Dennstaedtiaceae genera in the flora ). Leaves widely spaced, broadly deltate, 0.5--4.5 m. Petiole glabrous to short-hairy, without prickles, with stem buds near base , vascular bundles numerous , U- or O-shaped in cross section . Blade 2--4-pinnate, rachis and costae grooved adaxially; rachis without prickles; nectaries at base of proximal and sometimes distal pinnae. Segments pinnately divided , ultimate segments ovate to oblong to linear , base extending proximally on costae (decurrent) or proximally (surcurrent ), margins entire . Veins free or joined at margin by commissural vein beneath sori, pinnately 2--3-forked. Sori ± continuous, covered by recurved, outer false indusium and obscure , extrorse , inner true indusium. Spores tetrahedral-globose, trilete, very finely granulate . x = 26.

Species 1 (1 species, 4 vari: almost worldwide.Carol A. Jacobs, James H. Peck "Pteridium". in Flora of North America Vol. 2. Oxford University Press. Online at EFloras.org.

Habitat

Typically found in the intertidal zone at the water's edge at a mean distance from sea level of 93 meters (305 feet).Standard Deviation = 181.220 based on 31 observations. Terrestrial altitude and ocean depth information for each observation from British Oceanographic Data Centre.

Taxonomy

Unambiguous Synonyms

1. Pteridium aquilinum (L.) Kuhn in Decken

Notes

Publishing author : Kuhn Publication : Rhodora 43 1941 Basionym author: (L.)Place of publication: O. Kersten, Reis. Ost-Afr. 3(3):11. 1879

Name verified on 16-Oct-1987 by ARS Systematic Botanists. Last updated: 20-Nov-2002

Similar Species

Members of the genus Pteridium

There are approximately 80 species in this genus:

P. angustissimum · P. aquilijnum · P. aquilimum · P. aquilinium · P. aquilinum (Bracken) · P. aquilinum aquilinum · P. aquilinum atlanticum · P. aquilinum caudata · P. aquilinum caudatum · P. aquilinum decompositum (Bracken) · P. aquilinum esculentum · P. aquilinum f. arachnoidea · P. aquilinum f. decipiens · P. aquilinum f. pumila · P. aquilinum latiusculum · P. aquilinum Percristatum Group · P. aquilinum pseudocaudatum · P. aquilinum subsp. aquilinum · P. aquilinum subsp. atlanticum · P. aquilinum subsp. capense · P. aquilinum subsp. caudata · P. aquilinum subsp. centrali-africanum · P. aquilinum subsp. decompositum · P. aquilinum subsp. esculentum · P. aquilinum subsp. fulvum · P. aquilinum subsp. herediae · P. aquilinum subsp. japonicum · P. aquilinum subsp. latiusculum · P. aquilinum subsp. pinetorum · P. aquilinum subsp. pseudocaudatum · P. aquilinum subsp. typicum · P. aquilinum subsp. wightianum · P. aquilinum typicum · P. aquilinum var. champlainense (Champlain's Brackenfern) · P. aquilinum var. decompositum · P. aquilinum var. esculentum · P. aquilinum var. feei · P. aquilinum var. latiusculum (Western Brackenfern) · P. aquilinum var. pseudocaudatum (Western Brackenfern) · P. aquilinum var. pubescens (Bracken) · P. aquilinum var. wightianum · P. aquilinum var. yarrabense · P. aquilium · P. aquillinum · P. arachnoideum (Tropical Brackenfern) · P. atrum · P. baerii · P. bertrandii · P. capense · P. caudatum (Southern Brackenfern) · P. caudatum subsp. arachnoideum · P. caudatum subsp. yarrabense · P. centrali-africanum · P. corymbosa · P. decompositum · P. esculentum (Austral Bracken) · P. falcatum · P. feei · P. heredia · P. herediae · P. lanuginosum · P. latiusculum f. berdii · P. latiusculum subsp. pinetorum · P. latiusculum var. latiusculum · P. latiusculum var. verum · P. lineare · P. oeningense · P. pinetorum · P. pinetorum osmundaceum · P. pinetorum subsp. osmundaceum · P. proliferum · P. psittacinum · P. revolutum · P. rostratum · P. scalabazensis · P. semihastatum · P. spinulosum · P. tauricum · P. yarrabense · P. yunnanense

Bibliography

• Allan, H. H. B. et al. 1961–. Flora of New Zealand. (F NZeal)
• FNA Editorial Committee. 1993–. Flora of North America. (F NAmer) 202.
• Holm, L. et al. 1979. A geographical atlas of world weeds. (Atlas WWeed)
• Malezasdemexico. Malezas de México - on-line resource. (Malezas Mex)
• Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2. (Food Feed Crops US)
• McGuffin, M. et al., eds. 2000. Herbs of commerce, ed. 2. (Herbs Commerce ed2)
• Mickel, J. T. & A. R. Smith. 2004. The pteridophytes of Mexico. Mem. New York Bot. Gard. 88:1-1054. (Ferns Mexico)
• Munro, D. B. Canadian poisonous plants information system - on-line resource. (Can Poison Pl)
• PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) - on-line resource. (PROTABASE)
• Pemberton, R. W. & N. S. Lee. 1996. Wild food plants in South Korea; market presence, new crops, and exports to the United States. Econ. Bot. 50:63, 67.
• Tagawa, M. & K. Iwatsuki. 1979. Flora of Thailand. (F Thailand) 3:125.
• Tryon, R. M. & A. F. Tryon. 1982. Ferns and allied plants with special reference to tropical America. (Ferns TAmer) 389. [Tryon & Tryon, Ferns & allied plants].
• Tryon, R. M. & R. G. Stolze. 1989–. Pteridophyta of Peru. Parts I-. Fieldiana, Botany new ser. (Ferns Peru) 22:105.
• Turrill, W. B. et al., eds. 1952–. Flora of tropical East Africa. (F TE Afr)
• Page, C. N. 1976. The taxonomy and phytogeography of bracken---A review. J. Linn. Soc., Bot. 73: 1--34.
• Perring, F. H. and B. G. Gardener, eds. 1976. The biology of bracken. [Symposium.] J. Linn. Soc., Bot. 73(1--3): i--vi, 1--302.
• Tryon, R. M. 1941. A revision of the genus Pteridium. Rhodora 43: 1--31, 37--67.

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Notes

Contributors

• Brands, S.J. (comp.) 1989-2007. Systema Naturae 2000. The Taxonomicon. Universal Taxonomic Services, Amsterdam, The Netherlands. Accessed March 28, 2007.
• Global Biodiversity Information Facility. Accessed February 29, 2008. http://www.gbif.org Mediated distribution data from 2 providers.
• MBLWHOI Library: Universal Biological Index and Organizer. uBio.org accessed July 20, 2008.
• USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. URL (May 04, 2008)

Identifiers

• Biodiversity Heritage Library NamebankID: 2576522
• Global Biodiversity Information Facility Taxonkey: 1102244
• Globally Unique Identifier: urn:lsid:ipni.org:names:54976-3
• GRIN Nomen Number: 312948
• Zipcode Zoo Species Identifier: 1253862

Footnotes

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