Copy permalink to share

Cystopteris protrusa (Weatherby) Blasdell. Common name: Lowland Bladder Fern. Phenology: Apr-Jun. Habitat: Rich woods or on moss- and soil-covered talus in boulderfields, loess bluffs, occasionally on ledges of rock outcrops. Distribution: NY and ON west to MN, south to GA, Panhandle FL (Washington and Gadsden counties) (Wunderlin & Hansen 2006; L. Byrd, pers.comm., 2020), AL, MS, LA, e. TX, and OK.

Origin/Endemic status: Native

Taxonomy Comments: This species is a diploid involved in the reticulate evolution of Cystopteris in e. North America. It is one parent of C. tennesseensis and of C. tenuis. Its genome can be symbolized PP.

Synonymy ⓘ: = Ar, C, Can, ETx1, Fl1, FNA2, GrPl, Il, K4, Mo1, NE, NS, NY, Pa, POWO, RAB, Tn, TxFerns, Va, W, WH3, WV, Shmakov, Batkin, & Vaganov (2018); = Cystopteris fragilis (L.) Bernh. var. protrusa Weath. — F, G, Sf, Tat; < Cystopteris fragilis (L.) Bernh. — Tx; < Filix fragilis (L.) Underw. — S13. Basionym: Cystopteris fragilis (L.) Bernh. var. protrusa Weath. 1935

Links to other floras: = Cystopteris protrusa - FNA2

Show in key(s)

Show parent genus | Show parent in key(s)

Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC
  • Eastern Mountains and Piedmont: FAC
  • Great Plains: FACW
  • Midwest: FACW
  • Northcentral & Northeast: FACU

Heliophily ⓘ: 2

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.

image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷

Feedback

See something missing or incorrect about Cystopteris protrusa? Let us know here:

  1. Please include your name and if possible, email in case when need to clarify what you wrote.
  2. If you opt out of including email, please be as specific as possible (e.g., which photo is incorrect?)
  3. Please do not submit questions asking to identify plants or about horticultural topics (e.g., how do I control an invasive plant in my garden?). Instead, those questions can be submitted here for the Carolinas region only.
  4. Please do not send us feedback about unkeyed species as this work is ongoing.
  5. Please allow time for flora edits to show in our next data release. We greatly appreciate your feedback but may require extra time to research complicated taxonomic issues.

Horticultural Information

NCBG trait

Intro:

Stems:

Leaves:

Inforescence:

Flowers:

Fruits:

Comments:

Height:

plant sale text:

bloom table text:

description:

stems:

leaves:

inflorescence:

flowers:

fruits:

comments:

cultural notes:

germination code:

native range: eastern North America



0 unsaved edits on this page.