too KAARE MÜJJSTER STRØM. 



Ophiocytinm parvulum, Tabellaria flocculosa, Synedra sp., Gom- 

 phonema sp. 



15. Elevation 3000 feet. June 27. 1919. 23 species; 

 Euastrum elegans, denticulatum, bidentatum, Gosmarium 



siibarctoum, punctulatum, Blyttii. 



16. Elevation 3000 feet. July 4. 1919. 91 spedes. 

 Ghroococcus turgidus, Merismopedia glauca, Glenodinium 



uliginosum, Mougeotia sp., Netrium Digitus, oblongum, Penium 

 minutum, Gucurbitinum. Glosterium Dianæ, juncidum, Pleuro- 

 tænium Trabecula, Tetmemorus Brebissonii, lævis, Euastrum 

 elegans, insigne, binale, denticulatum, sinuosum var. reductum, 

 Gosmarium Botrytis, Cucurbita, Blyttii, abbreviatum, subtumidium, 

 venustum, contractum var. ellipsioideum, amoenum, crenatum, 

 pseudopyramidalum, bioculatum, Arthrodesmus Incus, octocornis, 

 Staurastrum teliferum, furcigerum, paradoxum, brachiatum, 

 muricatum, cuspidatum, cyrtocerum, scabrum, Ophiura, margari- 

 taceum, megalonothum, Sphærozosma granulatum, Gymnozyga 

 monoliformis, Desmidium quadratum, Oocystis solitaria, Kirch- 

 neriella lunaris, Scenedesmus obtusus, Oedogonium sp. 



.17. Elevation 3000 feet. July 4. 1919. 33 species. 



Ghroococcus turgidus, Stigonema ocellatum, Hapalosiphon 

 intricatus, Mesotænium macrococcum, Netrium oblongum, Eu- 

 astrum pinnatum, Didelta, Tuddalense, Gosmarium Cucurbita, 

 Tetmemorus granulatus, Eremosphæra viridis, Oocystis solitaria, 

 Ulothrix zonata, Microspora pachyderma. 



18. Elevation 3000 feet. July 4. 1919. 7 species. 



Schizothrix Muelleri, Zygnema sp., Mougeotia sp., Oedogo- 

 nium, Bulbochæte sp.. Tabellaria flocculosa, fenestrata. 

 ' 19. Elevation 3000 feet. July 4. 1919. 27 species. 



Ghroococcus minutus, Merismopedia glauca, Mesotænium 

 macrococcum, Netrium oblongum, Gylindrocystis Brebissonii, 

 Penium cylindricum, Glosterium Gornu, Gosmarium Cucurbita, 

 obliquum, Microspora Willeana, Nitzschia sp. 



