Overview

Comprehensive Description

Derivation of specific name

hispidula: minutely rough with stiff hairs (hispidulous)
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Source: Flora of Zimbabwe

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Distribution

Localities documented in Tropicos sources

Nephrodium hilsenbergii C. Presl:
Mauritius (Africa & Madagascar)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Localities documented in Tropicos sources

Christella hilsenbergii (C. Presl) Holttum:
Ghana (Africa & Madagascar)
Ivory Coast (Africa & Madagascar)
Kenya (Africa & Madagascar)
Madagascar (Africa & Madagascar)
Mauritius (Africa & Madagascar)
Mozambique (Africa & Madagascar)
Nigeria (Africa & Madagascar)
Reunion (Africa & Madagascar)
Sudan (Africa & Madagascar)
Seychelles (Africa & Madagascar)
Tanzania (Africa & Madagascar)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Localities documented in Tropicos sources

Thelypteris quadrangularis var. repens A.R. Sm.:
Brazil (South America)
Mexico (Mesoamerica)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Localities documented in Tropicos sources

Dryopteris limonensis Christ:
Costa Rica (Mesoamerica)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Localities documented in Tropicos sources

Thelypteris hispidula var. quadrangularis Fée:
Venezuela (South America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Localities documented in Tropicos sources

Thelypteris quadrangularis (Fée) Schelpe:
Ecuador (South America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
  • Lawesson, J. E., H. Adsersen & P. Bentley. 1987. An updated and annotated check list of the vascular plants of the Galapagos Islands. Rep. Bot. Inst. Univ. Aarhus 16: 1–74.   http://www.tropicos.org/Reference/43197 External link.
  • Porter, D. M. 1983. Vascular plants of the Galapagos: Origins and dispersal. 33–54. In M. B. R. I. Bowman & A. E. Leviton Patt. Evol. Galapagos Org. Pacific Division, AAAS, San Francisco.   http://www.tropicos.org/Reference/43214 External link.
  • Wiggins, I. L. & D. M. Porter. 1971. Fl. Galápagos Isl. i–xx, 1–998. Stanford University Press, Stanford.   http://www.tropicos.org/Reference/73 External link.
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Localities documented in Tropicos sources

Thelypteris hispidula (Decne.) C.F. Reed:
Brazil (South America)
Colombia (South America)
Mexico (Mesoamerica)
Venezuela (South America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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National Distribution

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

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Physical Description

Morphology

Description

Varieties 4 (1 in the flora): tropical and subtropical, North America, Mexico, West Indies in the Antilles, Central America, South America, Asia, Africa.
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Diagnostic Description

Synonym

Aspidium hispidulum Decaisne, Nouv. Ann. Mus. Hist. Nat. 3: 346. 1834; Christella hispidula (Fée) Holttum; Cyclosorus quadrangularis (Fée) Tardieu-Blot; Dryopteris hispidula (Decaisne) Kuntze; D. quadrangularis (Fée) Alston; Thelypteris quadrangularis (Fée) Schelpe
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Ecology

Habitat

Comments: Terrestrial im moist soil, often weedy in disturbed places (Lellinger 1985).

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Conservation

Conservation Status

National NatureServe Conservation Status

United States

Rounded National Status Rank: NNR - Unranked

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NatureServe Conservation Status

Rounded Global Status Rank: G5 - Secure

Reasons: Widespread (in U.S., SC to FL and TX; elsewhere Greater and Lesser Antilles, Tobago, Trinidad, continental tropical America from Mexico to Bolivia, tropical Africa, Malesia. Frequent within range.

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Notes

Comments

This species and the next are included in Christella subg. Christella by R. E. Holttum (1982). 

 The relationship between Old World and New World varieties is unstudied.

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