Commentary: What We Know About Stemflow's Infiltration Area - Carlyle-Moses, Darryl E.; Iida, Shin'ichi; Germer, Sonja; Llorens, Pilar; Michalzik, Beate; Nanko, Kazuki; Tanaka, Tadashi; Tischer, Alexander; Levia, Delphis F. (Frontiers in Forests and Global Change, 2020)