Scientific or common name:

Najas flexilis (Willd.) Rostk. & Schmidt

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HYDROCHARITACEAE - Tape-grass family (Angiosperms - Flowering plants)

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Taxon Page:

Name: Najas flexilis (Willd.) Rostk. & Schmidt
Rank: species

Images of Najas flexilis

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Common names

U.S. name: Nodding waternymph
English name: slender naiad
English name: slender naias

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Grown habit: Forb/herb
Duration: Annual
 

Synonyms:
= Caulinia flexilis Willd.
= Najas caespitosa (Maguire) Reveal
= Najas flexilis (Willd.) Rostk. & Schmidt ssp. caespitosa Maguire
= Najas flexilis (Willd.) Rostk. & Schmidt var. congesta Farw.
= Najas flexilis (Willd.) Rostk. & Schmidt var. robusta Morong

Subspecies / Varieties:
1) Najas flexilis (Willd.) Rostk. & Schmidt ssp. caespitosa Maguire
2) Najas flexilis (Willd.) Rostk. & Schmidt var. congesta Farw.
3) Najas flexilis (Willd.) Rostk. & Schmidt var. robusta Morong

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TAXONOMY

Kingdom: Plantae
Subkingdom: Tracheobionta
Superdivision: Spermatophyta
Division: Magnoliophyta
Class: Liliopsida
Subclass: Alismatidae
Order: Hydrocharitales
Family: Hydrocharitaceae
Genus: Najas
Species:

1) Najas ancistrocarpa auct. non Magnus 2) Najas arguta Kunth var. conferta A. Braun 3) Najas caespitosa (Maguire) Reveal 4) Najas conferta (A. Braun) A. Braun 5) Najas filifolia Haynes 6) Najas flexilis (Willd.) Rostk. & Schmidt 7) Najas flexilis (Willd.) Rostk. & Schmidt ssp. caespitosa Maguire 8) Najas flexilis (Willd.) Rostk. & Schmidt var. congesta Farw. 9) Najas flexilis (Willd.) Rostk. & Schmidt var. robusta Morong 10) Najas gracilis (Morong) Small 11) Najas gracillima (A. Braun ex Engelm.) Magnus 12) Najas graminea Delile 13) Najas guadalupensis (Spreng.) Magnus 14) Najas guadalupensis (Spreng.) Magnus ssp. floridana (Haynes & Wentz) Haynes & C.B. Hellquist 15) Najas guadalupensis (Spreng.) Magnus ssp. guadalupensis 16) Najas guadalupensis (Spreng.) Magnus ssp. muenscheri (R.T. Clausen) Haynes & C.B. Hellquist 17) Najas guadalupensis (Spreng.) Magnus ssp. olivacea (Rosend. & Butters) Haynes & C.B. Hellquist 18) Najas guadalupensis (Spreng.) Magnus var. floridana Haynes & Wentz 19) Najas guadalupensis (Spreng.) Magnus var. muenscheri (R.T. Clausen) Haynes 20) Najas guadalupensis (Spreng.) Magnus var. olivacea (Rosend. & Butters) Haynes 21) Najas indica (Willd.) Cham. var. gracillima A. Braun ex Engelm. 22) Najas major All. 23) Najas major All. var. angustifolia A. Braun ex K. Schum. 24) Najas marina L. 25) Najas marina L. var. recurvata Dudley 26) Najas minor All. 27) Najas muenscheri R.T. Clausen 28) Najas olivacea Rosend. & Butters 29) Najas wrightiana A. Braun 30) Najas wrightiana A. Braun ssp. multidentata (W. Koch) R.T. Clausen

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Page counter: 694 ( AVG: 221.22 / 219.911 )

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Gallery:

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Search for more information on the Web

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Distribution in USA and Canada (*)
USA (AK, AZ, CA, CT, DC, IA, ID, IL, IN, KY, MA, MD, ME, MI, MN, MO, MT, ND, NE, NH, NJ, NY, OH, OR, PA, RI, SD, UT, VA, VT, WA, WI, WV), CAN (AB, BC, MB, NB, NF, NS, NT, ON, PE, QC, SK)


Map for Najas flexilis (Willd.) Rostk. & Schmidt
(*) USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 28 August 2009). National Plant Data Center, Baton Rouge, LA 70874-4490 USA

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Kingdoms
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1) Fungi 2) Plantae

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Divisions
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1) Anthocerotophyta (Hornworts) 2) Bryophyta (Mosses) 3) Chlorophyta (Green algae) 4) Coniferophyta (Conifers) 5) Cycadophyta (Cycads) 6) Equisetophyta (Horsetails) 7) Ginkgophyta (Ginkgo) 8) Gnetophyta (Gnetophytes) 9) Hepaticophyta (Liverworts) 10) Lycopodiophyta (Lycopods) 11) Magnoliophyta (Flowering plants) 12) Psilophyta (Whisk-ferns) 13) Pteridophyta (Ferns)

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Classes
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1) Liliopsida (Monocotyledons) 2) Magnoliopsida (Dicotyledons)

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Families
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1) Acoraceae (Calamus family) 2) Agavaceae (Century-plant family) 3) Alismataceae (Water-plantain family) 4) Aloaceae (Aloe family) 5) Amaryllidaceae (Amaryllis family.) 6) Aponogetonaceae (Cape-pondweed family) 7) Araceae (Arum family) 8) Arecaceae (Palm family) 9) Asparagaceae (Asparagus family) 10) Asphodelaceae (Asphodel family) 11) Bromeliaceae (Bromeliad family) 12) Burmanniaceae (Burmannia family) 13) Butomaceae (Flowering Rush family) 14) Cannaceae (Canna family) 15) Colchicaceae 16) Commelinaceae (Spiderwort family) 17) Costaceae (Costus family) 18) Cyclanthaceae (Panama Hat family) 19) Cymodoceaceae (Manatee-grass family) 20) Cyperaceae (Sedge family) 21) Dioscoreaceae (Yam family) 22) Eriocaulaceae (Pipewort family) 23) Flagellariaceae (Flagellaria family) 24) Haemodoraceae (Bloodwort family) 25) Hanguanaceae (Hanguana family) 26) Heliconiaceae (Heliconia family) 27) Hydrocharitaceae (Tape-grass family) 28) Iridaceae (Iris family) 29) Joinvilleaceae (Joinvillea family) 30) Juncaceae (Rush family) 31) Juncaginaceae (Arrow-grass family) 32) Lemnaceae (Duckweed family) 33) Liliaceae (Lily family) 34) Limnocharitaceae (Water-poppy family) 35) Marantaceae (Prayer-Plant family) 36) Mayacaceae (Mayaca family) 37) Melanthiaceae (Bunchflower family) 38) Musaceae (Banana family) 39) Najadaceae (Water-nymph family) 40) Orchidaceae (Orchid family) 41) Pandanaceae (Screw-pine family) 42) Philydraceae (Philydraceae family) 43) Poaceae (Grass family) 44) Pontederiaceae (Water-Hyacinth family) 45) Posidoniaceae (Posidonia family) 46) Potamogetonaceae (Pondweed family) 47) Ruppiaceae (Ditch-grass family) 48) Scheuchzeriaceae (Scheuchzeria family) 49) Smilacaceae (Catbrier family) 50) Stemonaceae (Stemona family) 51) Strelitziaceae (Bird of Paradise Flower fam) 52) Taccaceae (Tacca family) 53) Tofieldiaceae (Tofieldia family) 54) Triuridaceae (Triurus family) 55) Typhaceae (Cat-tail family) 56) Xyridaceae (Yellow-eyed Grass family) 57) Zingiberaceae (Ginger family) 58) Zosteraceae (Eel-grass family)

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Genera (Hydrocharitaceae)
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1) Anacharis (egeria) 2) Apalanthe (waterweed) 3) Blyxa 4) Egeria 5) Elodea (waterweed) 6) Enhalus 7) Halophila (seagrass) 8) Hydrilla 9) Hydrocharis 10) Hydromystria (spongeplant) 11) Lagarosiphon (oxygen-weed) 12) Limnobium (spongeplant) 13) Najas (waternymph) 14) Nechamandra 15) Ottelia 16) Philotria (egeria) 17) Salvinia (spongeplant) 18) Stratiotes (water soldiers) 19) Thalassia 20) Udora (waterweed) 21) Vallisneria (eelgrass)

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Common names (Najas)
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1) Brittle waternymph (Najas minor) 2) Florida waternymph (Najas guadalupensis ssp. floridana) 3) Guadalupe waternymph (Najas guadalupensis ssp. olivacea) 4) Muenscher's waternymph (Najas guadalupensis ssp. muenscheri) 5) Needleleaf waternymph (Najas filifolia) 6) Nodding waternymph (Najas flexilis) 7) Ricefield waternymph (Najas graminea) 8) Slender waternymph (Najas gracillima) 9) Southern waternymph (Najas guadalupensis) 10) Spiny naiad (Najas marina) 11) Wright's waternymph (Najas wrightiana)

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More species:
1) Najas flexilis (Willd.) Rostk. & Schmidt var. robusta Morong [145]
2) Najas gracillima (A. Braun ex Engelm.) Magnus [311]
3) Najas graminea Delile [273]
4) Najas major All. [236]
5) Najas minor All. [1003]
6) Nama demissum A. Gray [228]
7) Nandina domestica Thunb. [1298]
8) Narcissus bulbocodium L. [407]
9) Narcissus tazetta L. [991]
10) Nardia scalaris A. Gray ssp. scalaris [232]

20-Apr-2024 - Week-16

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