1122C 

 1122C 

 1122C 

 1122C 

 J||2C 

 ^2C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1.^2 C 

 li^C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 

 1122C 



Achnanthes 

 Achnanthes 

 Achnanthes 



V . H . ex 



CI. 

 V. H, 



BOULDER RIVER AT LUTHERN 



TOTAL COUNT: 4 00 # OF SPECIES: 4 2 



2.73 02 POLLUTION INDEX: 2.72 SILTATION INDEX 



Achnanthes lanceolata Breb. ex Kutz. 

 lanceolata v. dubia Grun. 

 minutissima Kutz. 

 marginulata Grun. 

 D0310 Amphora ovalis v. pediculus (Kutz.) 

 D0312 Amphora perpusilla (Grun.) Grun. 



Caloneis bacillum (Grun.) Cl . 



Cocconeis placentula v. euglypta (Ehr. 



Cocconeis placentula v. lineata (Ehr.) 



Cymbella minuta Hilse ex Rabh. 



Cymbella minuta v. silesiaca (Bleisch ex Rabh 



Cymbella sinuata Greg. 



Diatoma hiemale v. mesodon (Ehr.) Grun. 



Diatoma anceps (Ehr.) Kirchn. 



Fragilaria leptostauron (Ehr.) Hust . 



Fragilaria pinnata Ehr. 



Fragilaria vaucheriae (Kutz.) Peters. 



Gomphoneis eriense v. variabilis Kociolek et 



Gomphonema angustatum (Kutz.) Rabh. 



Gomphonema clevei Fricke 



Gomphonema parvulum (Kutz.) 



Hannaea arcus (Ehr.) Patr. 



Hannaea arcus v. amphioxys (Rabh.) 



Melosira distans v. alpigena Grun. 



Meridion circulare (Grev.) Ag. 



Navicula arvensis Hust. 



Navicula contenta f. biceps 



Navicula cryptocephala Kutz. 



Navicula tantula Hust . 



Nitzschia dissipata (Kutz.) Grun. 



Nitzschia frustulum v. perminuta Grun. 



Nitzschia frustulum v. subsalina Hust. 



Nitzschia paleacea (Grun.) Grun. 



Nitzschia pura Hustedt 



Nitzschia romana Grun. 



Stephanodiscus astraea v. minutula (Kutz.) Gr 



Stephanodiscus minutus Cl . et Moll. 



Stephanodiscus tenuis Hust. 



Diatomella balfouriana Grev. 



Gomphonema olivaceoides Hust. 



Gomphonema olivaceoides v. densestriata Foged 



Navicula goersii Variety MTl 



CHURCH CAMP BRIDGE 



SWDI: 

 D0046 

 D0048 

 D0070 

 D0065 



D0804 

 D1107 

 D1108 

 D1638 

 D1641 

 D1657 

 D2004 

 D2000 

 D2720 

 D2726 

 D2730 

 D2954 

 D3056 

 D3067 

 D3098 

 D3300 

 D3301 

 D3603 

 D3700 

 D3814 

 D3845 

 D3850 

 D4028 

 D4326 

 D4336 

 D4338 

 D4368 

 D4411 

 D4380 

 D5601 

 D5605 

 D5608 

 D2100 

 D3093 

 D3094 

 A0015 



4.0 



Patr. 

 in V.H. 



(Arnott) Grun. 



