(Hustedt) Monnier, Lange-Bertalot & Ector 2004 Category: Monoraphid
BASIONYM: Achnanthes atomus
SEM scalebar = 1 µm
Site ID: VA_VAEQ99-482
Site Name: SF Holston River
Latitude: 36.765333
Longitude: -81.621302
Caption: external view of raphe valve
Contributor: Marina Potapova - May 2010