IMAGE OF

Psammothidium daonense

(Lange-Bertalot) Lange-Bertalot 1999      Category: Monoraphid
BASIONYM: Achnanthes daonensis
SYNONYM(S): Psammothidium grischunum f. daonensis (Lange-Bertalot) Bukhtiyarova and Round 

Psammothidium curtissimum

 

Psammothidium didymum

LM scalebar = 10 ┬Ám

Slide Number: ANSP GC106251a

Site ID: USGS NECB0802ADE0004BA

Site Name: STILLWATER RIVER NEAR STERLING, MA

Latitude: 42.4108

Longitude: -71.7917

Caption: raphe valve

Contributor: Marina Potapova - August 2010