1.
Brunton DF, Sokoloff PC. A Review of North American Isoetes engelmannii (Isoetaceae) complex hybrids, including the description of I. × fernaldii, hyb. nov. and I. × karenae, hyb. nov. webbia [Internet]. 2020 Jul. 1 [cited 2024 Dec. 4];75(1):35-50. Available from: https://oaj.fupress.net/index.php/webbia/article/view/8355