| | Plattdeutscher Name | Deutscher Name | Englischer Name | Botanischer Name | | Uileken (Gronau/Hannover) | Gundermann, Gewoehnlicher | Alehoof + Ivy, Ground | Glechoma hederacea |
| Uiliken (Betheln/Hannover) | Gundermann, Gewoehnlicher | Alehoof + Ivy, Ground | Glechoma hederacea |
| Uler (Schleswig) | Erle, Schwarz- | Alder, Common + Alder, European | Alnus glutinosa |
| Uneet (Ostfriesland) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Uneid (Saterland) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Uneit (Emsland) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Ungel (Suedoldenburg/O.) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Unger (Muensterland) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Ungerk (Oldenburg in Oldenburg) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Ungluecksblome (Oberneuland/Br.) | Mohn, Klatsch- | Poppy, Field | Papaver rhoeas |
| Unnaet | Kartoffel | Potato | Solanum tuberosum |
| Unnet (Ostfriesland) | Schachtelhalm, Acker- | Horsetail, Common | Equisetum arvense |
| Unvertraeg (Grevesmuehlen/Meckl.) | Vogelmiere + Sternmiere, Vogel- | Chickweed, Common | Stellaria media |
| Unvertraeh (Schwerin/Mecklenbg.) | Vogelmiere + Sternmiere, Vogel- | Chickweed, Common | Stellaria media |
| Unvertree | Vogelknoeterich, Acker- | Knotweed | Polygonum aviculare |
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