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Aquatic plants have adapted to live in either freshwater or saltwater. Aquatic vascular plants have originated on multiple occasions in different plant families; [5] [9] they can be ferns or angiosperms (including both monocots and dicots).
Hydrilla (waterthyme) is a genus of aquatic plant, usually treated as containing just one species, Hydrilla verticillata, though some botanists divide it into several species.
Tillandsia bourgaei growing on an oak tree in Mexico. An epiphyte is a plant or plant-like organism that grows on the surface of another plant and derives its moisture and nutrients from the air, rain, water (in marine environments) or from debris accumulating around it.
Snake lily (Dracunculus vulgaris) of family Araceae in Crete, Greece.Ottelia alismoides from family Hydrocharitaceae in Hyderabad, India.. The Alismatales (alismatids) are an order of flowering plants including about 4,500 species.
Salvinia or watermosses [1] is a genus of free-floating aquatic ferns in the family Salviniaceae.The genus is named in honor of 17th-century Italian naturalist Anton Maria Salvini, and the generic name was first published in 1754 by French botanist Jean-François Séguier in Plantae Veronenses, a description of the plants found around Verona. [2]
Leaves are oval, 1–8 mm long and 0.6–5 mm broad, light green, with three (rarely five) veins and small air spaces to assist flotation. It reproduces mainly vegetatively by division. Flowers are rarely produced and measure about 1 mm in diameter, with a cup-shaped membranous scale containing a single ovule and two stamens.
Sceptridium is a genus of seedless vascular plants in the family Ophioglossaceae, [1] closely allied to (and often included as a subgenus [2] of) the genus Botrychium (the moonworts and grapeferns).
The Rhizophoraceae is a family of tropical or subtropical flowering plants. [2] It includes around 147 species distributed in 15 genera. [3] Under the family, there are three tribes, Rhizophoreae, Gynotrocheae, and Macarisieae. [3]