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Ferns and relatives / Helechos y afines
Thelypteris serrata (Cav.) Alston
EOL Text
United States
Rounded National Status Rank: N1 - Critically Imperiled
Rounded Global Status Rank: G5 - Secure
Reasons: Widespread (Florida, Greater Antilles except Hispaniola, Lesser Antilles, Trinidad, and America from Mexico to Bolivia and Brazil).
Global Short Term Trend: Decline of 10-30%
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Thelypteris+serrata |
United States
Origin: Native
Regularity: Regularly occurring
Currently: Present
Confidence: Confident
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Thelypteris+serrata |
Fla.; s Mexico; West Indies in the Antilles; Central America; South America to n Argentina.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233501303 |
Stems short-creeping, 4--10 mm diam. Leaves monomorphic, evergreen, ca. 65--200 cm or more. Petiole tan, (25--)40--120 cm × 4--10 mm, at base with scales absent or ephemeral. Blade 40--100 cm or more, gradually reduced distally with lanceolate apical pinna that is 1/4 to equaling longest lateral pinna; buds sometimes present at base of proximal pinna. Pinnae lanceolate, 15--25 pairs, (10--)15--25 × (1.5--)2.5--3.5(--4.5) cm, rounded to truncate at base, margin hooked-serrate; main lateral veins of fertile pinnae 3--5 per cm, with rows of 10--18 areoles between costa and margin, cross-veins somewhat curved. Indument abaxially of spreading, irregularly crimped hairs ca. 0.2--0.3 mm on costae and sometimes veins adaxially; blades glabrous adaxially. Sori oblong-arcuate, uniseriate between main lateral veins on cross-veins, often appearing confluent at maturity; indusia lacking; sporangia glabrous. 2 n = 72.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233501303 |
Meniscium serratum Cavanilles, Descr. Pl., 548. 1802; Dryopteris serrata (Cavanilles) C. Christensen
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233501303 |
Comments: Fresh-water swamps, cypress sloughs, and boggy ponds.
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Thelypteris+serrata |
Cypress sloughs and swamps; 0--50m.
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | eFloras.org Copyright © Missouri Botanical Garden |
Source | http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233501303 |
Note: For many non-migratory species, occurrences are roughly equivalent to populations.
Estimated Number of Occurrences: 81 to >300
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Thelypteris+serrata |