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Image of Southern Quillwort
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Southern Quillwort

Isoetes flaccida Shuttlew.

Scientific Names

Preferred Names

Isoetes flaccida Shuttlew.
Species recognized by EOL Dynamic Hierarchy April 2022
Reference taxon from Checklist of Ferns and Lycophytes of the World in Species 2000 & ITIS Catalogue of Life
Isoetes flaccida
Isoetes flaccida
Isoetes flaccida A. Braun
Recognized by eFloras
Isoetes flaccida Shuttlew.
Calamaria flaccida
Species recognized by wikidata_hierarchy tar gz
Isoetes flaccida
Recognized by TRY summarized records
Isoetes flaccida Shuttlew.
Isoetes flaccida Shuttlew. ex A. Braun
Isoetes flaccida Shuttlew. ex A. Braun
Recognized by NMNH type specimens
Isoetes flaccida Shuttlw. ex A. Braun
Species recognized by USDA Plants data
Isoetes flaccida var. alata
Isoetes flaccida var. alata N. Pfeiff.
Recognized by NMNH type specimens
Isoetes flaccida var. rigida Engelm.
Recognized by NMNH type specimens

Alternative Names

Calamaria flaccida (Shuttlew) O. Kuntze
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Checklist of Ferns and Lycophytes of the World in Species 2000 & ITIS Catalogue of Life
Isoetes alata Small
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Checklist of Ferns and Lycophytes of the World in Species 2000 & ITIS Catalogue of Life
Isoetes flaccida f. rigida (Engelm.) Clute
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Checklist of Ferns and Lycophytes of the World in Species 2000 & ITIS Catalogue of Life
Isoetes flaccida var. alata (Small) N. Pfeiff.
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Checklist of Ferns and Lycophytes of the World in Species 2000 & ITIS Catalogue of Life
Isoetes flaccida var. rigida Engelm.
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Checklist of Ferns and Lycophytes of the World in Species 2000 & ITIS Catalogue of Life
Calamaria flaccida (Shuttlew) O. Kuntze
Isoetes alata Small
Isoetes flaccida fm. rigida (Engelm.) Clute
Isoetes flaccida var. alata (Small) N. Pfeiff.
Isoetes flaccida var. rigida Engelm.
Calamaria flaccida (Shuttlew) Kuntze
Synonym according to Catalogue of Life 26 March 2024
Calamaria flaccida (Shuttlew) O. Kuntze
Not accepted according to Dynamic Hierarchy Version 2.2.3 - Test
Isoetes alata Small
Not accepted according to Dynamic Hierarchy Version 2.2.3 - Test
Isoetes alata Small
Synonym according to Catalogue of Life 26 March 2024
Isoetes flaccida f. rigida (Engelm.) Clute
Not accepted according to Dynamic Hierarchy Version 2.2.3 - Test
Isoetes flaccida f. rigida (Engelm.) Clute
Synonym according to Catalogue of Life 26 March 2024
Isoetes flaccida var. alata (Small) N. Pfeiff.
Not accepted according to Dynamic Hierarchy Version 2.2.3 - Test
Isoetes flaccida var. alata (Small) N. Pfeiff.
Synonym according to Catalogue of Life 26 March 2024
Isoetes flaccida var. alata N. Pfeiff.
Isoetes flaccida var. chapmanii Engelm.
Isoetes flaccida var. flaccida Shuttlew. ex A. Braun
Isoetes flaccida var. rigida Engelm.
Isoetes flaccida var. rigida Engelm.
Synonym according to Catalogue of Life 26 March 2024

Common Names

English

Southern Quillwort preferred
southern quillwort
Recognized by USDA PLANTS images

Curated hierarchies for Isoetes flaccida Shuttlew.

EOL Dynamic Hierarchy April 2022

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Lycopodiopsida
Isoetales
Isoetaceae
Isoetes
102 additional siblings truncated for brevity.
See the resource file for a full list.

Catalogue of Life 26 March 2024

Biota
Plantae
Tracheophyta
Lycopodiopsida
Isoetales Prantl
Isoetaceae Rchb.
Isoetes L.
129 additional siblings truncated for brevity.
See the resource file for a full list.

Dynamic Hierarchy Version 2.2.3 - Test

102 additional siblings truncated for brevity.
See the resource file for a full list.

EOL Dynamic Hierarchy 1.1

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Lycopodiopsida
Isoetales
Isoetaceae
Isoetes
98 additional siblings truncated for brevity.
See the resource file for a full list.

GBIF classification

Plantae
Tracheophyta
Lycopodiopsida
Isoetales
Isoetaceae
Isoetes L.
118 additional siblings truncated for brevity.
See the resource file for a full list.

Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy

Plantae
Viridiplantae
Streptophyta
Embryophyta
Tracheophyta
Lycopodiophytina
Lycopodiopsida
Lycopodiidae
Isoetales
Isoetaceae
Isoetes L.

NCBI

root
cellular organisms
Eukaryota
Viridiplantae
Streptophyta
Streptophytina
Embryophyta
Tracheophyta
Lycopodiopsida
Isoetales
Isoetaceae
Isoetes
21 additional siblings truncated for brevity.
See the resource file for a full list.

wikidata_hierarchy tar gz

Biota
Eukaryota
Plantae
Viridiplantae
Embryophyta
Pteridophyta
Lycopodiophyta
Isoetopsida
Isoetales
Isoetaceae
Isoetes
161 additional siblings truncated for brevity.
See the resource file for a full list.