JUNCUS DIGITATUS (JUNCACEAE), A NEW ANNUAL RUSH FROM SHASTA COUNTY, CALIFORNIA, U.S.A

Juncus digitatus is an annual described from two localities in the foothills of the Cascade Range in Shasta County, California. It is separable from Juncus triformis by its later flowering period, linear fruits with an acuminate apex, longer capsules 11-17 mm; and fruits that are 3-4 times as long a...

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Veröffentlicht in:Journal of the Botanical Research Institute of Texas 2008-12, Vol.2 (2), p.775-781
Hauptverfasser: Witham, Carol W., Zika, Peter F.
Format: Artikel
Sprache:eng
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Zusammenfassung:Juncus digitatus is an annual described from two localities in the foothills of the Cascade Range in Shasta County, California. It is separable from Juncus triformis by its later flowering period, linear fruits with an acuminate apex, longer capsules 11-17 mm; and fruits that are 3-4 times as long as the tepals. A key to Juncus section Caespitosi is provided for western North America. Juncus digitatus es una planta anual descrita de dos localidades del piedemonte de la cordillera de las Cascadas, en el Condado de Shasta, California. Es separable de Juncus triformis por su período de floración tardío, frutos lineares con un ápice acuminado, cápsulas más largas 11-17 mm; y tépalos 25-30% la longitud de los frutos. Se presenta una clave para juncus sección Caespitosi para la región occidental de América del Norte.
ISSN:1934-5259