aquatic
Found IN the water of streams or ponds
Showing all 11 results
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Chara contraria / Chara
- plant-like rooted aquatic alga
- green "stem" with whorls of green "leaves"
- rough feeling due to carbonate encrustations
- river bottom but other waters, including stock tanks
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Elodea canadensis / Elodea
- submerged with a stem and whorls of small, oblong leaves
- usually has 3 leaves per node
- leaf whorls denser near the growing tips
- stems may be quite long or floating as fragmented bits
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Hippuris vulgaris / common mare’s tail
- two possible forms - emergent and submerged
- submerged looks like a tail... thick with whorls of long-ish leaves
- emergent looks like Equisetum gone wild... whorls of many leaves
- both forms may be present
- mostly in river backwaters or small streams running through the fen
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Nasturtium officinale / watercress
- emergent aquatic in slow-ish flowing steams
- four petaled white flowers in clusters
- thick, shiny leaves
- often in dense colonies
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Persicaria amphibia / water smartweed
- shocking pink flower clusters
- oval, leathery leaves
- either submerged or on stream or pond banks
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Potamogeton richardsonii / Richardson’s pondweed
- submerged aquatic with emergent inflorescence
- crinkly, broad-ish leaves which clasp the stem
- variable length internodes
- often tangled up with sago pondweed
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Ranunculus aquatilis / common water crowfoot
- found in slowly flowing water ways, ditches, ponds
- white, waxy flowers with yellow centers; 4 or 5 petals
- flowers raised a couple inches above the water surface
- usually grows in dense mats that look a lot like slime
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Spyrogira spp./ green slime
- unbranched, filamentous green alga
- usually as slimy patches or long "tresses"
- anchors to pondweed by entanglement
- prefers the more nutrient rich waters drained from pastures
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Stuckenia pectinata / sago pondweed
- submerged aquatic - dominant in its habitat
- grass-like (but not a grass); waves in the current
- branched with ~5" pointed leaves
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Utricularia macrorhiza / common bladderwort
- free-floating aquatic perennial; only the flowers are above water
- yellow, snap-dragon-like flowers; up to 20 per stalk; ca. 1" across
- very fine "leaves" underwater, supported by small (1/8") bladders
- carnivorous and/or symbiotic - bladders capture/digest v. small animals, harbor symbionts
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Veronica anagallis-aquatica / blue water speedwell
- small blue to mauve or lavender flowers; 4 petals
- many flowers per stalk, but only a few blooming at once
- opposite leaves tightly clasping the stems
- in standing water or slowly moving streams
Showing all 11 results