Effects of temperature on flowering overlaps between an alpine plant (Plantago hakusanensis Koids.) and a domestic alien plant (P. asiatica L.)

• Published in: Journal of Weed Science and Technology Vol. 68; no. 2; pp. 41 - 54
• Main Authors: Sano, Saki, Nakayama, Yuichiro, Nogami, Tatsuya, Yagyu, Atsushi
• Format: Journal Article
• Language: English; Japanese
• Published: The Weed Science Society of Japan 2023
• Subjects: flowering phenology; Plantago asiatica; Plantago hakusanensis; preformation; temperature

In the subalpine zone of Mt. Hakusan in Japan, an endemic alpine plant Plantago hakusanensis Koidz. flowers twice a year, and the second flowering event overlaps with P. asiatica L., a domestic alien plant flowering. As a result, interspecific pollination between P. hakusanensis and P. asiatica may...