Epinastic

Adjective: Describing the upward curvature or growth of a plant's leaves or other plant organs due to increased growth on the upper surface.

Example sentence: The epinastic nature of the leaves allowed the plant to maximize its exposure to sunlight.

---

Noun: The process or phenomenon of epinasty, the upward bending or curling of leaves or plant parts.

Example sentence: The epinastic of the stem was a result of hormonal imbalances in the plant's growth process.

---

Related products on Amazon: Epinastic Plants, Plant Growth Hormones