Cystopteris fragilis

ClassificationPteridophytes
FamilyWoodsiaceae
Family (Traditional)Woodsiaceae
GenusCystopteris
SpeciesCystopteris fragilis (L.) Bernh.
Common Namebrittle bladderfern, Zerbrechlicher Blasenfarn
Growth Habitfern
Plant NotesLeaf Persistance: Deciduous; Habit: fern; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Terrestrial;
Leaf Arrangement: Basal; Simple/Compound: Compound;
Fruit Color: ;
*Average C-Value: 6.6
C value 7
StatusNative; AGCP (FACU (NWPL); TN[SU] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Cystopteris dickieana Cystopteris dickieana Sim
Cystopteris filix-fragilis Cystopteris filix-fragilis
Cystopteris fragilis subsp. dickieana Cystopteris fragilis subsp. dickieana (Sim) Hyl.
Cystopteris fragilis var. angustata Cystopteris fragilis var. angustata Lawson
Cystopteris fragilis var. dickieana Cystopteris fragilis var. dickieana
Cystopteris fragilis var. woodsioides Cystopteris fragilis var. woodsioides Christ
Filix fragilis Filix fragilis (L.) Underwood

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Barren (KY), Breathitt (KY), Carter (KY), Clark (KY), Clinton (KY), Elliott (KY), Estill (KY), Fayette (KY), Garrard (KY), Grant (KY), Hancock (KY), Harlan (KY), Kenton (KY), Laurel (KY), Lee (KY), Menifee (KY), Mercer (KY), Perry (KY), Pike (KY), Rockcastle (KY), Warren (KY), Blount (TN), Carter (TN), Cheatham (TN), Clay (TN), Cocke (TN), Cumberland (TN), Davidson (TN), DeKalb (TN), Dickson (TN), Fentress (TN), Franklin (TN), Hancock (TN), Hawkins (TN), Hickman (TN), Humphreys (TN), Jackson (TN), Knox (TN), Lewis (TN), Lincoln (TN), Marion (TN), Monroe (TN), Montgomery (TN), Moore (TN), Morgan (TN), Putnam (TN), Rutherford (TN), Scott (TN), Smith (TN), Stewart (TN), Sullivan (TN), Sumner (TN), Unicoi (TN), Washington (TN), Williamson (TN)

Herbaria represented by specimen data listed below: BEREA, BOON, EKY, ETSU, HTTU, KNK, MDKY, TENN, VDB

Range of years during which specimens were collected: 1881 - 2004

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100009883 Carter Kentucky 22 May 1965 Elizabeth M. Browne
10113
EKY
Cystopteris fragilis
31234100009800 Breathitt Kentucky 26 Jun 1979 Richard H. Hannan
2619
EKY
Cystopteris fragilis
31234100010071 Harlan Kentucky 08 Oct 1972 William H. Martin
EKY
Cystopteris fragilis
31234100010261 Estill Kentucky 17 Jun 1987 Richard G. Guetig
267
EKY
Cystopteris fragilis
31234100009974 Fayette Kentucky 18 Jun 1955 Mary E. Wharton
9002
EKY
Cystopteris fragilis
31234100009685 Laurel Kentucky 01 Jun 1985 Ralph L. Thompson
85-258
EKY
Cystopteris fragilis
31234100009743 Elliott Kentucky 08 Jun 1979 Richard H. Hannan
2206
EKY
Cystopteris fragilis
31234100009719 Fayette Kentucky Danny Husband
514
EKY
Cystopteris fragilis
31234100010436 Mercer Kentucky 23 Jul 1955 Mary E. Wharton
9202
EKY
Cystopteris fragilis
31234100009776 Rockcastle Kentucky 14 Jun 1989 Neal Denton
447
EKY
Cystopteris fragilis
BEREA000701 Laurel Kentucky 01 Jun 1985 Ralph L. Thompson
85-278
BEREA
Cystopteris fragilis
ETSU000898 Sullivan Tennessee
ETSU
Cystopteris fragilis
ETSU000913 Sullivan Tennessee
ETSU
Cystopteris fragilis
ETSU000901 Carter Tennessee
ETSU
Cystopteris fragilis
31234100009826 Breathitt Kentucky 26 Jun 1979 Richard H. Hannan
2620
EKY
Cystopteris fragilis
31234100010055 Hancock Kentucky 25 Jun 1957 Mary E. Wharton
128
EKY
Cystopteris fragilis
31234100009875 Garrard Kentucky 20 Jun 1956 Mary E. Wharton
10134b
EKY
Cystopteris fragilis
31234100010048 Grant Kentucky 29 Jul 1961 Elizabeth M. Browne
4612
EKY
Cystopteris fragilis
31234100009909 Clark Kentucky 14 Jun 1955 Mary Ruth Beckett
465
EKY
Cystopteris fragilis
31234100010279 Lee Kentucky 17 Jul 1979 Richard H. Hannan
3020
EKY
Cystopteris fragilis
31234100010220 Clinton Kentucky 31 Jul 1999 Mark A. Gorton
99-659
EKY
Cystopteris fragilis
31234100010238 Clinton Kentucky 31 Jul 1999 Mark A. Gorton
99-660
EKY
Cystopteris fragilis
31234100009701 Barren Kentucky 11 May 1979 George P. Johnson
637
EKY
Cystopteris fragilis
31234100009677 Clark Kentucky 17 Jun 1955 Mary Ruth Beckett
484
EKY
Cystopteris fragilis
31234100010253 Estill Kentucky 07 Aug 1988 Richard G. Guetig
854
EKY
Cystopteris fragilis
31234100010451 Perry Kentucky 12 Jun 1979 Richard H. Hannan
2230
EKY
Cystopteris fragilis
BEREA000700 Garrard Kentucky 11 May 1997 Chris A. Fleming
73
BEREA
Cystopteris fragilis
ETSU000969 Washington Tennessee
ETSU
Cystopteris fragilis
ETSU000902 Carter Tennessee
ETSU
Cystopteris fragilis
ETSU000903 Sullivan Tennessee
ETSU
Cystopteris fragilis
ETSU000906 Carter Tennessee
ETSU
Cystopteris fragilis
ETSU000912 Carter Tennessee
ETSU
Cystopteris fragilis
ETSU000908 Unicoi Tennessee
ETSU
Cystopteris fragilis
ETSU000909 Carter Tennessee
ETSU
Cystopteris fragilis
ETSU000905 Sullivan Tennessee
ETSU
Cystopteris fragilis
ETSU000911 Hawkins Tennessee
ETSU
Cystopteris fragilis
31973000003902 Grant Kentucky 14 Jun 1997 Buddell, George
KNK
Cystopteris fragilis
MDKY00001463 Menifee Kentucky
MDKY
Cystopteris fragilis
MDKY00001464 Carter Kentucky
MDKY
Cystopteris fragilis
MDKY00001462 Elliott Kentucky
MDKY
Cystopteris fragilis
TENN-V-0009501 Carter Kentucky
TENN
Cystopteris fragilis
TENN-V-0009502 Pike Kentucky
TENN
Cystopteris fragilis
004076 Knox Tennessee 29 Oct 1967 Hicks, Marie
BOON
Cystopteris fragilis
HTTU000127 Scott Tennessee 13 Aug 1998 Barbara Goodson
729
HTTU
Cystopteris fragilis
ETSU000899 Carter Tennessee
ETSU
Cystopteris fragilis
ETSU000910 Hawkins Tennessee
ETSU
Cystopteris fragilis
ETSU000904 Carter Tennessee
ETSU
Cystopteris fragilis
ETSU000907 Hawkins Tennessee
ETSU
Cystopteris fragilis
ETSU000900 Carter Tennessee
ETSU
Cystopteris fragilis
TENN-V-0009503 Pike Kentucky
TENN
Cystopteris fragilis
004069 Morgan Tennessee 06 Oct 1967 Hicks, Marie
BOON
Cystopteris fragilis
004072 Putnam Tennessee 26 Jul 1974 Hicks, Marie
BOON
Cystopteris fragilis
HTTU000131 Scott Tennessee 27 Aug 1999 Barbara Goodson
1284
HTTU
Cystopteris fragilis
HTTU000130 Scott Tennessee 27 Aug 1999 Barbara Goodson
1284
HTTU
Cystopteris fragilis
HTTU014484 Jackson Tennessee
HTTU
Cystopteris fragilis
HTTU000126 DeKalb Tennessee 15 Apr 1967 Cole, Ware, Roberson & Stucki
HTTU
Cystopteris fragilis
BRIT188110 Clay Tennessee 02 Sep 1945 Jesse M. Shaver
8114
VDB
Cystopteris fragilis
BRIT189215 Franklin Tennessee 10 Aug 1881 J. T. M.
s.n
VDB
Cystopteris fragilis
BRIT188101 Cheatham Tennessee 16 Oct 1968 Kurt E. Blum
3053
VDB
Cystopteris fragilis
HTTU000140 Putnam Tennessee 30 Apr 2004 D. Beard
125
HTTU
Cystopteris fragilis
HTTU000129 Scott Tennessee 13 Aug 1998 Barbara Goodson
729
HTTU
Cystopteris fragilis
HTTU014485 Fentress Tennessee
HTTU
Cystopteris fragilis
HTTU000135 Warren Kentucky
HTTU
Cystopteris fragilis
HTTU000134 Warren Kentucky
HTTU
Cystopteris fragilis
HTTU000128 Scott Tennessee 13 Aug 1998 Barbara Goodson
729
HTTU
Cystopteris fragilis
BRIT188894 Hancock Tennessee 20 Apr 1980 R. Dale Thomas
70781
VDB
Cystopteris fragilis
BRIT187325 Moore Tennessee 01 Jun 1949 Jesse M. Shaver
10447
VDB
Cystopteris fragilis
BRIT188904 Williamson Tennessee 21 Oct 1945 Jesse M. Shaver
8184
VDB
Cystopteris fragilis
BRIT188888 Humphreys Tennessee 01 Sep 1948 Jesse M. Shaver
10232
VDB
Cystopteris fragilis
BRIT188763 Washington Tennessee 06 Sep 1946 Jesse M. Shaver
9789
VDB
Cystopteris fragilis
BRIT188885 Putnam Tennessee 02 Aug 1973 R. Kral
51015
VDB
Cystopteris fragilis
BRIT188714 Putnam Tennessee 12 May 1935 Jesse M. Shaver
473
VDB
Cystopteris fragilis
BRIT189202 Davidson Tennessee 11 Nov 1944 Elsie Quarterman
1063
VDB
Cystopteris fragilis
BRIT189203 Davidson Tennessee 26 May 1953 Elsie Quarterman
4667
VDB
Cystopteris fragilis
BRIT189213 Tennessee 13 Aug 1881 J. T. M.
s.n
VDB
Cystopteris fragilis
BRIT187326 Moore Tennessee 01 Jun 1949 Jesse M. Shaver
10449
VDB
Cystopteris fragilis
BRIT189189 Davidson Tennessee 01 Oct 1939 Jesse M. Shaver
430
VDB
Cystopteris fragilis
BRIT197290 Kenton Kentucky 18 Jun 1978 Patrick C. Applegarth
330
VDB
Cystopteris fragilis
BRIT188095 Blount Tennessee 12 Sep 1949 Jesse M. Shaver
10638
VDB
Cystopteris fragilis
BRIT187319 Montgomery Tennessee 22 Sep 1949 Jesse M. Shaver
10546
VDB
Cystopteris fragilis
BRIT189214 Tennessee 10 Aug 1881 J. T. M.
s.n
VDB
Cystopteris fragilis
BRIT188907 Williamson Tennessee 05 May 1946 Jesse M. Shaver
9257
VDB
Cystopteris fragilis
BRIT188083 Blount Tennessee 13 Sep 1949 Jesse M. Shaver
10637
VDB
Cystopteris fragilis
BRIT188739 Stewart Tennessee 25 Aug 1945 Jesse M. Shaver
8067
VDB
Cystopteris fragilis
BRIT188162 Scott Tennessee 26 Aug 1978 S. W. Leonard
7229
VDB
Cystopteris fragilis
BRIT188720 Rutherford Tennessee s.d. Mary L. Lewsi
4778
VDB
Cystopteris fragilis
BRIT188129 Cocke Tennessee 09 Sep 1937 Jesse M. Shaver
433
VDB
Cystopteris fragilis
BRIT187287 Lewis Tennessee 29 May 1948 Jesse M. Shaver
10208
VDB
Cystopteris fragilis
BRIT188091 Blount Tennessee 13 Sep 1949 Jesse M. Shaver
10637
VDB
Cystopteris fragilis
BRIT188096 Blount Tennessee 13 Sep 1949 Jesse M. Shaver
10637
VDB
Cystopteris fragilis
BRIT187303 Marion Tennessee 20 Sep 1935 Jesse M. Shaver
463
VDB
Cystopteris fragilis
BRIT187146 Cumberland Tennessee 05 Sep 1945 Jesse M. Shaver
8277
VDB
Cystopteris fragilis
BRIT187375 Lewis Tennessee 26 May 1945 Clyde B. King
115
VDB
Cystopteris fragilis
BRIT188105 Cheatham Tennessee 29 Apr 1944 Jesse M. Shaver
7888
VDB
Cystopteris fragilis
BRIT188102 Cheatham Tennessee 29 Apr 1944 Jesse M. Shaver
7888
VDB
Cystopteris fragilis
BRIT189212 Dickson Tennessee 07 Oct 1945 Jesse M. Shaver
8224
VDB
Cystopteris fragilis
BRIT188884 Rutherford Tennessee 07 Jul 1984 Landon E. McKinney
01427
VDB
Cystopteris fragilis
BRIT188736 Smith Tennessee 10 Jun 1944 Jesse M. Shaver
10426
VDB
Cystopteris fragilis
BRIT188890 Monroe Tennessee 25 Apr 1976 J. W. Short
445
VDB
Cystopteris fragilis
BRIT189201 Davidson Tennessee 17 Jul 1948 Lucy Parnell
83
VDB
Cystopteris fragilis
BRIT188883 Sumner Tennessee 29 Jul 1975 J. Alcorn
839
VDB
Cystopteris fragilis
BRIT189200 Davidson Tennessee 28 Jun 1930 Hazell Hardage
2763
VDB
Cystopteris fragilis
BRIT189354 Hickman Tennessee 14 Apr 1946 Jesse M. Shaver
9162
VDB
Cystopteris fragilis
BRIT189193 Davidson Tennessee 05 Aug 1934 Jesse M. Shaver
483
VDB
Cystopteris fragilis
BRIT188132 Cumberland Tennessee 05 Sep 1945 Jesse M. Shaver
8277
VDB
Cystopteris fragilis
BRIT187302 Marion Tennessee 20 Sep 1935 Jesse M. Shaver
464
VDB
Cystopteris fragilis
BRIT189352 Williamson Tennessee 14 Apr 1946 Jesse M. Shaver
9162
VDB
Cystopteris fragilis
BRIT187320 Montgomery Tennessee 15 Jun 1946 Jesse M. Shaver
9248
VDB
Cystopteris fragilis
BRIT189347 Jackson Tennessee 27 Mar 1944 Jesse M. Shaver
5480
VDB
Cystopteris fragilis
BRIT186660 Lincoln Tennessee 20 Sep 1948 Jesse M. Shaver
10280
VDB
Cystopteris fragilis
BRIT188746 Sumner Tennessee 30 Apr 1969 Kurt E. Blum
3227
VDB
Cystopteris fragilis
BRIT187321 Montgomery Tennessee 18 Nov 1945 Jesse M. Shaver
8147
VDB
Cystopteris fragilis
BRIT188755 Unicoi Tennessee 10 Sep 1935 Jesse M. Shaver
448
VDB
Cystopteris fragilis
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