Najas marina

Najas marina
Najas marina
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
Order: Alismatales
Family: Najadaceae
Genus: Najas
Species: N. marina
Binomial name
Najas marina
L.
Synonyms

Najas gracilis
Najas major

Najas marina is a species of aquatic plant known by the common names spiny naiad and holly-leaved water nymph. It can be found nearly worldwide in many types of freshwater and brackish aquatic habitat, including bodies of alkaline water. This annual plant produces a slender, branching stem up to 40 or 45 centimeters in maximum length. The evenly spaced leaves are up to 4 centimeters long, 1 to 3 millimeters wide, and edged in tiny sawlike teeth. The leaf has prickles along its midvein. Minute flowers occur in the leaf axils. The plant is dioecious, with male and female flower types occurring on separate individuals.

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Look at other dictionaries:

  • Najas marina — Großes Nixenkraut Großes Nixenkraut (Najas marina) Systematik Unterklasse: Froschlöffelähnliche (Alismatidae) …   Deutsch Wikipedia

  • Najas marina — ID 55611 Symbol Key NAMA Common Name spiny naiad Family Najadaceae Category Monocot Division Magnoliophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution AZ, CA, FL, HI, IA, IL, IN, KS, MI, MN, ND, NE, NM, NV, NY, OH, OK, PA, PR,… …   USDA Plant Characteristics

  • Najas marina L. — Symbol NAMA Common Name spiny naiad Botanical Family Najadaceae …   Scientific plant list

  • Najas marina L. var. recurvata Dudley — Symbol NAMA Synonym Symbol NAMAR Botanical Family Najadaceae …   Scientific plant list

  • Najas — Najas …   Wikipédia en Français

  • Najas — marina Scientific classification Kingdom: Plantae …   Wikipedia

  • Najas — Nixenkräuter A C Großes Nixenkraut (Najas marina) D F Kleines Nixenkraut (N. minor) H Biegsames Nixenkraut (N. flexilis, Blüte) Systematik …   Deutsch Wikipedia

  • Najas — N …   Wikipédia en Français

  • Наяда — (Najas)         1) род растений семейства наядовых. Однолетние водные травы с почти супротивно или ложномутовчато расположенными листьями, большей частью линейными, по краю пильчатыми или выемчато зубчатыми, при основании снабженными коротким… …   Большая советская энциклопедия

  • Najadaceae — Nixenkräuter A C Großes Nixenkraut (Najas marina) D F Kleines Nixenkraut (N. minor) H Biegsames Nixenkraut (N. flexilis, Blüte) Systematik …   Deutsch Wikipedia

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