Potamogeton praelongus, commonly known as whitestem pondweed in North America and long-stalked pondweed in Britain, is a large, perennial aquatic plant...
15 KB (1,668 words) - 04:06, 7 January 2024
P. alpinus, P. praelongus), but a few species are diploid (e.g. P. coloratus or octaploid (2n = 104; e.g. P. illinoensis). Potamogeton is a genus of freshwater...
32 KB (2,880 words) - 03:53, 29 June 2024
Potamogeton × griffithii is a hybrid pondweed between Potamogeton alpinus and Potamogeton praelongus. It occurs in oligotrophic, moderate alkalinity lakes...
6 KB (702 words) - 04:00, 7 January 2024
Potamogeton perfoliatus (claspingleaf pondweed, perfoliate pondweed, redhead grass) is a perennial aquatic plant in the family Potamogetonaceae occurring...
19 KB (1,928 words) - 03:54, 29 June 2024
P. praelongus (P. × undulatus Wolgf.), P. ochreatus (P. × jacobsii Z.Kaplan, Fehrer & Hellq.) and P. friesii (P. × lintonii Fryer). Potamogeton crispus...
9 KB (836 words) - 01:59, 7 January 2024
and P. praelongus (P. × griffithii A. Benn.). All are rather rare, but where they do occur they may be locally abundant and long-lived. Potamogeton alpinus...
16 KB (1,518 words) - 01:42, 7 January 2024
native, endemic Potamogeton natans – native Potamogeton perfoliatus ssp. perfoliatus – native Potamogeton praelongus – native Stuckenia filiformis ssp. alpina...
31 KB (2,418 words) - 05:19, 18 September 2024
poplar endangered endangered plants Potamogeton praelongus White-stemmed pondweed endangered endangered plants Potamogeton pulcher Spotted pondweed endangered...
86 KB (627 words) - 07:34, 19 March 2024
Potamogeton natans (N) Potamogeton nodosus (N) Potamogeton perfoliatus (N) Potamogeton praelongus (N) Potamogeton pulcher (N) Potamogeton pusillus ssp. pusillus...
137 KB (11,737 words) - 13:08, 7 September 2024
Potamogeton lucens, or shining pondweed, is an aquatic perennial plant native to Eurasia and North Africa. It grows in relatively deep, still or slow-flowing...
17 KB (1,574 words) - 03:56, 29 June 2024