Question: What do you call a pore, found in the epidermis of leaves, stems, and other organs, that facilitates gas exchange, is part of the soil-plant-atmosphere continuum (SPAC),  the name of the pathway for water moving from soil through plants to the atmosphere
Sentence (from "Soil plant atmosphere continuum"): The soil-plant-atmosphere continuum (SPAC) is the pathway for water moving from soil through plants to the atmosphere.
Relevant evidence: Yes