天童山阔叶木本植物叶片大小与叶脉密度及单位叶脉长度细胞壁干质量的关系

熊映杰, 于果, 魏凯璐, 彭娟, 耿鸿儒, 杨冬梅, 彭国全

Relationships between lamina size, vein density and vein cell wall dry mass per unit vein length of broad-leaved woody species in Tiantong Mountain, southeastern China

XIONG Ying-Jie, YU Guo, WEI Kai-Lu, PENG Juan, GENG Hong-Ru, YANG Dong-Mei, PENG Guo-Quan

表2 天童国家森林公园38种阔叶木本植物叶片大小与叶脉性状间的系统发育独立性比较及最小二乘法回归分析

Table 2 Results of phylogenetic independent contrasts and ordinary regression analyses of lamina size and vein architecture of 38 broad-leaved woody species in Tiantong National Forest Park

指标(y轴-x轴) Index (y axis-x axis) 斜率 Slope 决定系数 Coefficient of determination (R2) 叶片面积-叶片干质量 Lamina area-lamina dry mass 1.164 0.952 叶片面积-叶片周长 Lamina area-lamina perimeter 2.046 0.989 主脉密度-叶片面积 Major vein density-lamina area -0.440 0.985 主脉密度-叶片周长 Major vein density-lamina perimeter -0.898 0.971 主脉密度-叶片干质量 Major vein density-lamina dry mass -0.508 0.924 主脉密度-主脉单位长度的细胞壁干质量 Major vein density-Cell wall dry mass per unit length of major vein -0.817 0.923 主脉单位长度的细胞壁干质量-叶片面积 Cell wall dry mass per unit length of major vein-lamina area 0.493 0.897 主脉单位长度的细胞壁干质量-叶片周长 Cell wall dry mass per unit length of major vein-lamina perimeter 1.010 0.889 主脉单位长度的细胞壁干质量-叶片干质量 Cell wall dry mass per unit length of major vein-lamina dry mass 0.562 0.819