Heliotropism A form of phototropism in which flowers move to point toward the sun, tracking it as it moves across the sky.

趋光性的一种类型，植物的花在一天内朝向太阳，并随着日光照射的方向而转移方位。

youdao

Heliotropism A form of phototropism in which flowers move to point toward the sun, tracking it as it moves across the sky.

趋光性的一种类型，植物的花在一天内朝向太阳，并随着日光照射的方向而转移方位。

youdao