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Table 2 Rank definitions for each variable used in the Spearman rank correlation analysis

From: Climate effects on the onset of flowering in the United Kingdom

Variable

Rank definitions

FFD temperature response rate (days °C−1)

1 = smallest, 5 = largest

FFD altitude (masl)

1 = highest, 5 = lowest

FFD longitude (degrees east to west)

1 = most easterly, 5 = most westerly

FFD latitude (degrees south to north)

1 = most northerly, 5 = most southerly