Page 136: 3,465 results for me
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Picea rubens (red spruce)
...sometimes in wetlands with a well-developed organic soil horizon. Native to North America? Yes Sometimes Confused With: ...
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Bouteloua simplex (mat grama)
...America? Yes and no (some introduced) Sometimes Confused With: upper glumes ofte...
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Selaginella selaginoides (northern spikemoss)
...sometimes riparian. Native to North America? Yes Sometimes Confused With: trophophylls entire, without...
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Wolffia columbiana (Columbian water-meal)
...England. Mesotrophic to eutrophic waters of lakes, rivers, and backwaters. Native to North America? Yes Sometimes Confused ...
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Solanaceae: Dichotomous Key
...stamens 4, fewer than the lobes of the corolla 2b. Corolla ± actinomorphic; stamens 5, numbering the same as the corolla lobes (“(except in Salpiglossis, which has 4 stamens) ...
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Lepidium: Dichotomous Key
...rhizomes or stolons 4a. Leaf blades sagittate-clasping; silicles subglobose; flowering raceme typically flat or sometimes even concave-topped, the lower pedicels equaling the height of th...
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Mentha: Dichotomous Key
...names has caused tremendous confusion, and often the names that authors have used actually apply to different species or hybrids (the correct name can sometimes be determined by examining the characte...
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Stachys: Dichotomous Key
... ME (e.g., Fernald 1950b) based on transitional specimens of S. hyssopifolia (annotated by Mulligan and Munro; see reference). Stachys officinalis (L.) Trev. was reported from ...
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Penstemon: Dichotomous Key
... ME by Pennell (1935). However, this species is relatively southern, reaching as far north as PA (Clements et al. 1998). The collection, if indeed determined accurately, would certainly represen...
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Wolffia brasiliensis (Brazilian water-meal)
...MA, ME, RI. Mesotrophic to eutrophic waters of lakes, rivers, and backwaters. Native to North America? Yes Sometimes...