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Isoetes tegetiformans

(Mat-Forming Quillwort)

Overview

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Critically Endangered

Interesting Facts

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Common Names

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Click on the language to view common names.

Common Names in English:

Mat-Forming Quillwort, Matform Quillwort, Merlin's Grass, Merlin's-Grass

Common Names in unspecified:

Mat-Forming Quillwort, Merlin's Grass

Description

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Physical Description

Habit: Graminoid

Biology

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Reproduction

Duration: Perennial

Taxonomy

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Domain: Eukaryota () - Whittaker & Margulis,1978 - eukaryotes
- Kingdom: Plantae () - Haeckel, 1866 - Plants
  - Subkingdom: Viridaeplantae () - Cavalier-Smith, 1981
    - Phylum: Tracheophyta () - Sinnott, 1935 ex Cavalier-Smith, 1998 - Vascular Plants
      - Subphylum: Lycophytina ()
        Infraphylum: Lycophytae () - (Auct.) Cavalier-Smith, 1998
        Class: Lycopodiopsida () - Bartl.
        Order: Isoetales () - Prantl, 1874
        Family: Isoetaceae () - Reichenbach f., 1828 - quillworts
        Genus: Isoetes () - C. Linnaeus, 1753
        Specific epithet: tegetiformans - Rury
        Form: 's Grass, Merlin's-Grass
        Botanical name: - Isoetes tegetiformans Rury

Notes

Name Status: Accepted Name .

Last scrutiny: 15-Mar-2000

Similar Species

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Members of the genus Isoetes

ZipcodeZoo has pages for 68 species, subspecies, varieties, forms, and cultivars in this genus:

I. acadiensis (Acadian Quillwort) · I. appalachiana (Appalachian Quillwort) · I. bolanderi (Bolander Quillwort) · I. bolanderi var. bolanderi (Bolander's Quillwort) · I. boomii (Boom's Quillwort) · I. brittonii (Britton's Quillwort) · I. butleri (Butler's Quillwort) · I. dodgei (Dodge's Quillwort) · I. eatonii (Eaton's Quillwort) · I. echinospora Durieu var. echinospora Durieu (Spiny-Spored Quillwort) · I. echinospora var. brittoni (Spiny-Spored Quillwort) · I. echinospora var. flettii (Spiny-Spored Quillwort) · I. engelmannii (Appalachian Quillwort) · I. engelmannii var. engelmannii (Engelmann's Quillwort) · I. flaccida (Southern Quillwort) · I. flaccida Shuttlw. ex A.Braun var. alata N.E.Pfeiffer (Southern Quillwort) · I. flaccida Shuttlw. ex A.Braun var. chapmanii Engelm. (Chapman's Quillwort) · I. flaccida Shuttlw. ex A.Braun var. flaccida Shuttlw. ex A.Braun (Southern Quillwort) · I. flaccida var. alata (Southern Quillwort) · I. flaccida var. chapmanii (Chapman's Quillwort) · I. flaccida var. flaccida (Southern Quillwort) · I. flaccida var. rigida (Southern Quillwort) · I. foveolata (Quillwort) · I. georgiana (Georgia Quillwort) · I. harveyi (Harvey's Quillwort) · I. hawaiiensis (Hawai'i Quillwort) · I. heterospora (Quillwort) · I. hickeyi (Hickey's Quillwort) · I. howellii (Howell's Quillwort) · I. hyemalis (Evergreenquillwort) · I. jeffreyi (Jeffrey's Quillwort) · I. junciformis (Rush Quillwort) · I. lacustris (Lake Quillwort) · I. lithophila (Rock Quillwort) · I. louisianensis (Louisiana Quillwort) · I. maritima (Maritime Quillwort) · I. melanopoda (Blackfoot Quillwort) · I. melanospora (Black-Spored Quillwort) · I. nuttallii (Nuttall's Quillwort) · I. nuttallii var. nuttallii (Nuttall's Quillwort) · I. occidentalis (Lake Quillwort) · I. olympica (Olympic Quillwort) · I. orcuttii (Orcutt's Quillwort) · I. piedmontana (Peidmont Quillwort) · I. prototypus (Spike Quillwort) · I. riparia (Riverbank Quillwort) · I. riparia var. amesii (Ames' Quillwort) · I. riparia var. amesii (A.A.Eat.) Proctor (Ames' Quillwort) · I. riparia var. riparia (Shore Quillwort) · I. riparia var. riparia Engelm. ex A.Braun (Quillwort) · I. saccharata (Riverbank Quillwort) · I. setacea (Spring Quillwort) · I. tegetiformans (Mat-Forming Quillwort) · I. tenella (Spiny-Spore Quillwort) · I. truncata (Quillwort) · I. tuckermanii (Tuckerman's Quillwort) · I. valida (Strong Quillwort) · I. velata var. boryana (Nnari) · I. virginica (Virginia Quillwort) · I. × brittonii (Britton's Quillwort) · I. x dodgei (Dodge's Quillwort) · I. x eatonii (Eaton's Quillwort) · I. x foveolata (Pitted Quillwort) · I. x harveyi (Harvey's Quillwort) · I. x heterospora (Quillwort) · I. × hickeyi (Hickey's Quillwort) · I. × jeffreyi (Jeffrey's Quillwort) · I. x truncata (Truncate Quillwort)

More Info

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Further Reading

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Boom, B. M. 1982. Castanea 47:56.
Bridges, E.L. 1986. Population inventory and mapping and the establishment of a monitoring system for rare plant species at Heggie's Rock Preserve, Columbia County, Georgia. Chapel Hill, North Carolina: Unpublished report for The Nature Conservancy, Southeast Regional Office. p.62 + attachments.
Burbanck, M.P.; Platt, R.B. 1964. Granite outcrop communities of the piedmont plateau in Georgia. Ecology. 45: 292-306.
Committee, Flora of North America Editorial. 1993. Flora of North America north of Mexico. Vol. 1. Introduction. New York: Oxford University Press.
FNA Editorial Committee. 1993–. Flora of North America. (F NAmer) 2:72.
Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. (L US Can ed2)
Lellinger, David B. 1985. A field manual of the ferns and fern allies of the United States and Canada. Washington, D.C.: Smithsonian Institution Press. 389p.
Musselman, L.J. 2001. Georgia Quillworts. Tipularia: The Journal of the Georgia Botanical Society. 16: 2-19.
Patrick, T.S.; Allison, J.R.; Krakow, G.A. 1995. Protected plants of Georgia: an information manual on plants designated by the State of Georgia as endangered, threatened, rare, or unusual. Social Circle, Georgia: Georgia Department of Natural Resources, Wildlife Resources Division, Georgia Natural Heritage Program. p.218 pp + appendices.
Rury, P.M. 1985. New locations for Isoetes tegetiformans in Georgia. American Fern Journal. 75: 102-104.
USFWS. 1988. Endangered or Threatened Status for Three Granite Outcrop Plants. Federal Register. 53, 24: 3560-3565.

Notes

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Contributors

Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 31, 2012.

Data Sources

Accessed through GBIF Data Portal November 20, 2007:

USDA PLANTS, USDA PLANTS Database

Identifiers

Biodiversity Heritage Library NamebankID: 2644415
Catalogue of Life Accepted Name Code: ITS-17141
Global Biodiversity Information Facility Taxonkey: 13728339
Globally Unique Identifier: urn:lsid:ipni.org:names:130604-2
GRIN Nomen Number: 320047
Integrated Taxonomic Information System (ITIS) Taxonomic Serial Number (TSN): 17141
International Plant Names Index (IPNI) ID: 17551220
Natural Heritage Network Species Identifier: PPISO010L0
U.S. Fish and Wildlife Service Species Identifier: S019
U.S.D.A. Plant Symbol: ISTE
Zipcode Zoo Species Identifier: 44561

Last Revised: 7/15/2012