Specimen data from the Consortium of California Herbarium
Schoenoplectus americanus
Schoenoplectus americanus(Pers.) Volkart ex Schinz & R. Keller
Family: Cyperaceae
Olney’s Bulrush
[Scirpus americanus, moreScirpus americanus subsp. polyphyllus , Scirpus americanus var. monophyllus (J. Presl & C. Presl) T. Koyama, Scirpus americanus var. polyphyllus (Boeckeler) Beetle, Scirpus chilensis Nees & Meyen ex Kunth, Scirpus chilensis var. longisetis (Kük.) Beetle, Scirpus conglomeratus Kunth, Scirpus monophyllus J. Presl & C. Presl, Scirpus olneyi A. Gray, Scirpus polyphyllus var. macrostachys Boeckeler, Scirpus pungens subsp. monophyllus (J. Presl & C. Presl) Roy L. Taylor & MacBryde, Scirpus pungens var. longisetus Benth. & F. Muell.]