Morphologische und taxonomische Untersuchungen an Naemacyclus niveus (Pers. ex Fr.) Fuck. ex Sacc. und verwandten Arten

摘要

AbstractMorphological and taxonomical studies in Naemacyclus niveus (Pers. ex Fr.) Fuck. ex Sacc. and related species. Biometrical studies of apothecia, ascospores and pycnospores suggest that two species ofNaemacyclusexist on pine needles; each has a characteristic host‐relationship. One isNaemacyclus niveus(Pers. ex Fr.) Fuck. ex Sacc., the original species of Persoon; the other is described here asNaemacyclus minornov. spe