Triangle Water Fern

Ceratopteris richardii Brongn.

Steven J. Baskauf cc-by-4.0

Ceratopteris richardii (Triangle Water Fern) is a species of annual herb in the family Pteridaceae. They are associated with freshwater habitat. They are native to Puerto Rico and The Contiguous United States. Individuals can grow to 65 cm. They have alternation of generations.

URI: http://purl.obolibrary.org/obo/FLOPO_0980071
Definition: Of plant duration, a plant whose life span ends within one year after germination, e.g. a winter annual germinating in the autumn and flowering in the spring (esp. in Mediterranean climates), approximately synonymous to therophyte, c.f. biennial, ephemeral, perennial, c.f. also of flowering with respect to architecture, hapaxanthic, monocarpic, pleonanthic.
Attribution: Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 12, July 2012. Glossary, http://www.mobot.org/mobot/research/apweb/top/glossarya_h.html#annual

show all records

URI: http://purl.obolibrary.org/obo/FLOPO_0022142
Definition: whole plant herbaceous

show all records

URI: http://purl.obolibrary.org/obo/ENVO_00000873
Definition: A biome that applies to the freshwater realm.

show all records

URI: http://www.geonames.org/4566966

show all records

URI: http://www.wikidata.org/entity/Q578170

show all records

URI: http://eol.org/schema/terms/alternatingReproduction
Definition: Organisms with a life cycle that features alternation of generations with sexual and asexual reproduction.

show all records

EOL has data for 15 attributes, including:

cellularity
- URI: http://purl.obolibrary.org/obo/PATO_0001992
- Definition: An organismal quality inhering in a bearer by virtue of the bearers consisting cells. [ PATOC:GVG ]
show all records
multicellular
- URI: http://purl.obolibrary.org/obo/PATO_0001993
- Definition: A cellularity quality inhering in a bearer by virtue of the bearers consisting of more than one cell. [ PATOC:GVG ]
show all records
geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
show all records
Alabama
- URI: http://www.geonames.org/4829764
show all records
habitat
- URI: http://purl.obolibrary.org/obo/RO_0002303
- Definition: x has habitat y if: x is an organism, y is a habitat, and y can sustain and allow the growth of a population of x
show all records
freshwater
- URI: http://purl.obolibrary.org/obo/ENVO_00000873
- Definition: A biome that applies to the freshwater realm.
show all records
leaf length
- URI: http://purl.obolibrary.org/obo/FLOPO_0001133
show all records
50 cm
leaf venation shape
- URI: http://purl.obolibrary.org/obo/FLOPO_0000562
show all records
catadromous (leaves)
- URI: http://eol.org/schema/terms/catadromous
- Definition: a venation pattern in which the first vein in a given segment arises on the side of the leaf segment toward the base
- Attribution: http://sweetgum.nybg.org/science/glossary/glossary-details/?irn=429
show all records
leaf venation structure
- URI: http://purl.obolibrary.org/obo/FLOPO_0008074
show all records
reticulate
- URI: https://www.wikidata.org/entity/Q16868813
- Definition: net-like pattern, arrangement, or structure
show all records
native range includes
- URI: http://eol.org/schema/terms/NativeRange
- Definition: Lists jurisdictions in which a given organism is a member of the undisturbed fauna or flora.
show all records
Puerto Rico
- URI: http://www.geonames.org/4566966
show all records
plant growth form
- URI: http://purl.obolibrary.org/obo/FLOPO_0900032
- Definition: whole plant growth form. eg: herbaceous, tree, liana
show all records
herb
- URI: http://purl.obolibrary.org/obo/FLOPO_0022142
- Definition: whole plant herbaceous
show all records
reproduction
- URI: http://purl.obolibrary.org/obo/GO_0000003
- Definition: The production of new individuals that contain some portion of genetic material inherited from one or more parent organisms
show all records
alternation of generations
- URI: http://eol.org/schema/terms/alternatingReproduction
- Definition: Organisms with a life cycle that features alternation of generations with sexual and asexual reproduction.
show all records
spore arrangement
- URI: http://eol.org/schema/terms/sporeArrangement
- Definition: The important feature of homospory is the four fold division involved in spore production, this takes the form of either a tetrahedra which gives a trilete (Y shaped scar) spore or a tetragon which gives a monolete (single linear scar) spore.
- Attribution: https://www.ucl.ac.uk/GeolSci/micropal/spore.html
show all records
trilete
- URI: http://eol.org/schema/terms/trilete
- Definition: spores bearing a Y shaped scar, indicating that they were arranged in a tetrahedral spore tetrad
- Attribution: https://www.ucl.ac.uk/GeolSci/micropal/spore.html
show all records
sporophyll height
- URI: http://eol.org/schema/terms/sporophyllHeight
show all records
65 cm
trophic guild
- URI: http://eol.org/schema/terms/TrophicGuild
- Definition: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
show all records
photoautotroph
- URI: http://purl.obolibrary.org/obo/ECOCORE_00000130
- Definition: An autotroph which is capable of transforming light into chemical energy.
show all records

Known occurrences, collected specimens and observations of Triangle Water Fern. View this species on GBIF

Steven J. Baskauf cc-by-4.0