. The Canadian field-naturalist. Hainault: Flora of Islands. Figure 1. The island chain of eastern Lake Ontario. perennials, essentially the same at all places. I will mention a few: Eleocharis compressa, Ratmnculns fascicularis, Myosotis verna, hanthiis brachiatiis, Scutel- laria parvula, Satureja acmos, Hedeoma hispida, and Trioda?iis perfoliata. Southern Extensions of Boreal Species Certain widespread plants in the Canadian North become rare in southern Ontario; thus, a small forest of spruce and fir, Picea glauca and Abies balsa?mfera on Galloo Island is unusual in that it is surrounded by


. The Canadian field-naturalist. Hainault: Flora of Islands. Figure 1. The island chain of eastern Lake Ontario. perennials, essentially the same at all places. I will mention a few: Eleocharis compressa, Ratmnculns fascicularis, Myosotis verna, hanthiis brachiatiis, Scutel- laria parvula, Satureja acmos, Hedeoma hispida, and Trioda?iis perfoliata. Southern Extensions of Boreal Species Certain widespread plants in the Canadian North become rare in southern Ontario; thus, a small forest of spruce and fir, Picea glauca and Abies balsa?mfera on Galloo Island is unusual in that it is surrounded by southern elements of the deciduous forest. Its presence indicates moderate acidity of the substrate as further shown by the presence of woodland sphagna and Leucobryiim glaucum. Agropyron trachycaubim, Stellaria longipes and Draba arabisajis are other locally common northern plants which favour, however, the calcareous substrate exposed on the shores. European Introductions The introduced flora is proportionately rich, perhaps because the early settlers going to the islands took with them all kinds of garden and farm plants which later escaped and became established. Stony Point is especially interest- ing as it has such alien plants as Reseda lutea, very common on roadsides, and Rosa tomentosa, reported in Eastern North America so far only from Prince. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club


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