Image of Brittle Naiad

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Brittle Naiad

Najas minor All.

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Najas minor (Brittle Naiad) is a species of annual herb in the family Hydrocharitaceae. They are associated with freshwater habitat. They are native to Turkey, Czech Republic, Morocco, Serbia And Montenegro, Belgium, Bulgaria, Russia, Hungary, Romania, Ukraine, Poland, India, France, Germany, Japan, Austria, Italy, and Portugal. They have green flowers. Individuals can grow to 2 feet.

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

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URI: https://www.wikidata.org/entity/Q190903
Definition: plant which has no persistent woody stem above ground

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

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URI: http://www.geonames.org/298795

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URI: http://www.geonames.org/3077311

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URI: http://www.geonames.org/2542007

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URI: http://www.geonames.org/2802361

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URI: http://www.geonames.org/732800

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URI: http://www.geonames.org/2017370

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URI: http://www.geonames.org/719819

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URI: http://www.geonames.org/798549

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URI: http://www.geonames.org/690791

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URI: http://www.geonames.org/798544

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URI: http://www.geonames.org/1269750

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URI: http://www.geonames.org/3017382

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URI: http://www.geonames.org/2921044

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URI: http://www.geonames.org/1861060

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URI: http://www.geonames.org/2782113

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URI: http://www.geonames.org/3175395

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URI: http://www.geonames.org/2264397

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URI: http://purl.obolibrary.org/obo/PATO_0000320
Definition: A color hue with medium-low wavelength of that portion of the visible spectrum lying between yellow and blue, evoked in the human observer by radiant energy with wavelengths of approximately 490 to 570 nanometers.
Attribution: [database_cross_reference: Dictionary:http://dictionary.reference.com/]

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EOL has data for 60 attributes, including:

anaerobic soil tolerance
- URI: http://eol.org/schema/terms/AnaerobicSoilTolerance
- Definition: The relative tolerance of the plant to anaerobic soil conditions.
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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high tolerance
- URI: http://purl.obolibrary.org/obo/PATO_0002393
- Definition: A tolerance quality inhering in a bearer by virtue of the bearer's increased ability to endure a stimulus
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bloom period
- URI: http://eol.org/schema/terms/BloomPeriod
- Definition: The seasonal period in the U.S. during which the plant blooms the most. The bloom period is defined as the time when pollen is shed and stigmas are receptive.
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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late summer
- URI: http://eol.org/schema/terms/lateSummer
- Definition: The late part of the season between the summer solstice and the autumnal equinox.
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calcareous soil tolerance
- URI: http://eol.org/schema/terms/CalcareousSoilTolerance
- Definition: The relative tolerance of the plant to calcareous soil. Calcareous soil is defined as soil containing sufficient free CaCO3 and other carbonates to effervesce visibly or audibly when treated with cold 0.1M HCl. These soils usually contain from 10 to almost 1000g/kg CaCO3 equivalent.
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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medium (normal)
- URI: http://purl.obolibrary.org/obo/PATO_0000461
- Definition: Average. A quality inhering in a bearer by virtue of the bearer's exhibiting no deviation from normal or average.
- Attribution: [database_cross_reference: PATOC:GVG]
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fire resistance
- URI: http://eol.org/schema/terms/FireResistance
- Definition: The ability of an organism to resist burning.
- Comment: If a plant can carry a fire—and most can—it is scored as "not fire resistant" in the USDA PLANTS database where this characteristic is evaluated with reference to problem fires in California. http://plants.usda.gov/charinfo.html
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yes
- URI: http://eol.org/schema/terms/yes
- Definition: This statement is true; the answer to this question is yes.
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fire tolerance
- URI: http://eol.org/schema/terms/FireTolerance
- Definition: The relative ability of a plant to resprout, regrow, or reestablish from residual seed after a fire.
- Attribution: USDA PLANTS database Characteristics Data Fields (Fire tolerance). http://plants.usda.gov/charinfo.html
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high tolerance
- URI: http://purl.obolibrary.org/obo/PATO_0002393
- Definition: A tolerance quality inhering in a bearer by virtue of the bearer's increased ability to endure a stimulus
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fruit or seed color
- URI: http://eol.org/schema/terms/FruitSeedColor
- Definition: The predominant and conspicuous color of the mature fruit or seed from a landscaping aesthetics standpoint.
- Attribution: USDA Plants database. Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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green
- URI: http://purl.obolibrary.org/obo/PATO_0000320
- Definition: A color hue with medium-low wavelength of that portion of the visible spectrum lying between yellow and blue, evoked in the human observer by radiant energy with wavelengths of approximately 490 to 570 nanometers.
- Attribution: [database_cross_reference: Dictionary:http://dictionary.reference.com/]
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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.
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New Hampshire
- URI: http://www.geonames.org/5090174
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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.
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Italy
- URI: http://www.geonames.org/3175395
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planting density
- URI: http://eol.org/schema/terms/PlantingDensity
- Definition: Recommended minimum number of individual plants to plant per area.
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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1200 per acre
seed spread rate
- URI: http://eol.org/schema/terms/SeedSpreadRate
- Definition: The capability of the plant to spread through its seed production compared to other species with the same growth habit.
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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moderate
- URI: http://eol.org/schema/terms/moderateRate
- Definition: Moderate rate. A rate which is neither relatively high nor low.
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seedling survival
- URI: http://eol.org/schema/terms/SeedlingSurvival
- Definition: The expected seedling survival percentage of the plant compared to other species with the same growth habit.
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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medium
- URI: http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C49507
- Definition: Mid-way between small and large in number, quantity, magnitude or extent.
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shade tolerance
- URI: http://eol.org/schema/terms/ShadeTolerance
- Definition: The relative tolerance of the plant to shade conditions
- Attribution: USDA PLANTS database Characteristics Data Fields. http://plants.usda.gov/charinfo.html
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medium (normal)
- URI: http://purl.obolibrary.org/obo/PATO_0000461
- Definition: Average. A quality inhering in a bearer by virtue of the bearer's exhibiting no deviation from normal or average.
- Attribution: [database_cross_reference: PATOC:GVG]
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Known occurrences, collected specimens and observations of Brittle Naiad. View this species on GBIF

rford1213 cc-by-nc-4.0