. 2023 Dec 5;31(2):2026–2041. doi: 10.1007/s11356-023-31137-9

Table 6.

Spearman’s correlations between rI_UGZA, rI_ISA, and several woody plant-related parameters of the parks in the individual months (March–July)

	rI_ISA	Number of flowering										Density of flowering trees/ ha
	rI_ISA	Woody plants	Woody plant species	Allergenic woody plants (ap = 3–4)	Allergenic woody species (ap = 3–4)	Wind-pollinated woody plants (tp = 2–3)	Wind-pollinated woody species (tp = 2–3)	Trees	Tree species	Shrubs	Shrub species	Density of flowering trees/ ha
rI_UGZA	0.927^***	0.588⁺	0.636^*	0.638^*	0.716^*	0.588⁺	0.689^*	0.515	0.729^*	0.442	0.701^*	0.652^*
rI_ISA	×	0.503	0.503	0.638^*	0.667^*	0.503	0.542	0.406	0.571⁺	0.321	0.585⁺	0.732^*

⁺p < 0.1; ^*p < 0.05; ^***p < 0.001