adj.轴外的；离轴心的；远轴的
The type of trichome is peltate scale in abaxial. 叶上下表皮均有盾状鳞，上表皮仅有针状毛；
Abaxial surface of calyx with needle-like prickles. 背面花萼具针叶象一样皮刺。
The abaxial stomatal resistance was smaller than the adaxial. 叶片正面的气孔阻力小于叶片反面对应部位的气孔阻力。
Abaxial leaf surface with a patchy discontinuous indumentum. 叶背面具一不规则的不连续的毛被。
Leaf rachises and abaxial surface of leaflet blades pubescent. 叶轴和小叶叶片背面具短柔毛。
