Nitella


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Related to Nitella: Nutella

Nitella

a genus of green algae.
References in periodicals archive ?
Por otro lado, Leitch (1986) encontro que en Nitella opaca la capa cristalina de la POC esta ausente, y en su lugar se encuentra una zona de tres capas de material organico, lo cual es claramente diferente con lo observado en las especies del genero Chara.
A step in the right direction was taken by Nichols (1999), who assigned a single C value to the genera Chara and Nitella during his development and calibration of FQA metrics for macrophyte communities in Wisconsin lakes.
Additions: Izvorul Anestilor, Romania, 44[degrees]33, 22[degrees]51 Isla Norte, Chile, -54[degrees]54, -68[degrees]20 Oster Lina, Denmark, 56[degrees]13, 8[degrees]58 Rosentali, Estonia, 59[degrees]11, 26[degrees]38 iron-slate, OED in definition of itabirite Nitella furcata orentalis, Ip Roan Islet, UK, 57[degrees]42, -2[degrees]56 Tsilonera, Greece, 35[degrees]33, 24[degrees]4
There is convincing evidence that, among Chlorophyta (s.l.), members of the Charophyceae (e.g., Coleochaete, Nitella, Chara) possibly offer critically important clues to landplant origin (Prescott, 1968; Graham, 1984, 1993); some authors (e.g., Bold et al., 1987) recognize the Charophyceae as "Charophyta," a division distinct from Chlorophyta, perhaps more closely related to embryophyte plants (than other green algae).
The spring creek is choked with aquatic plants (Nitella, Nasturtium) all along its course.
(8) Nitella flexilis (1) Potamogeton alpinus (1, 8) Potamogeton epihydrus (8) Potamogeton foliosus (8) Positive Effects Melampyrum lineare (15) Rubus parviflorus (14) Woody with Terminal Bud Aquatic At Reach Negative Effects Chara vulgaris (1) Abies balsamea (3,4,5,6) Characae sp.
Direct measurement of the osmotic effects of buffers and fixatives in Nitella flexilis.
Submerged macrophyte beds were composed of Ceratophyllun demersum, Najas pectinata, Nymphaea caerulea, Nitella spp., P.
In deeper waters, the only macrophytes present are a few charophytes, macroscopic green algae, mainly of the genus Nitella, or the mosses mentioned before.
Macrophytes (Vallisneria americana, Potamogeton spp.) and macroalgae (Chara sp., Nitella sp.) are common in the stream, as well as in the upstream lake.
Hydrophobicity of biosurfaces as shown by chemoreceptive thresholds in Tetrahymena, Physarum and Nitella. J Membrane Biol.
The pond was relatively deep and had a stable watershed, densely covered with tall grasses, and a stable shoreline with a significant amount of vascular vegetation (Nitella sp.) in the littoral regions.