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Psammothidium helveticum

(Hustedt) Bukhtiyarova and Round 2007      Category: Monoraphid
BASIONYM: Achnanthes austriaca var. helvetica

Psammothidium harveyi

 

Psammothidium lauenburgianum

SEM scalebar = 2 ┬Ám

Site ID: USGS SPLT0995ADE0011B

Site Name: BIG THOMPSON BL MORAINE PARK NR ESTES PARK, CO.

Latitude: 40.3539

Longitude: -105.5836

Caption: external view of raphe valve

Contributor: - May 2010