. Elements of ecology. Ecology. Control by Extremes 161. Dahl, 1951 Fig. Locations of the most southern and eastern records in Scandinavia of three flowering alpine perennials and the maximum summer temperatures. X Lactura alpinu, correlated with 29°C isotherm. o Ranunculus platanifolias, correlated with 2T'C isotherm. • Saxifraga foUolosa, correlated with 23°C 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 work.

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. Elements of ecology. Ecology. Control by Extremes 161. Dahl, 1951 Fig. Locations of the most southern and eastern records in Scandinavia of three flowering alpine perennials and the maximum summer temperatures. X Lactura alpinu, correlated with 29°C isotherm. o Ranunculus platanifolias, correlated with 2T'C isotherm. • Saxifraga foUolosa, correlated with 23°C 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 Clarke, George L. (George Leonard), 1905-. New York, Wiley

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Keywords: ., bookcentury1900, bookpublishernewyorkwiley, booksubjectecology