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Relationship of basal stem diameter with plant height (A, B) and of plant height with total leaf area (C, D) in Palicourea padifolia (A, C) and Psychotria elata (B, D) in two cloud forests of different successional status in Río Macho, Costa Rica: secondary young forest (SYF) and secondary old forest (SOF). The two-way ANCOVA results are shown in Table S1.
