(304) 
Northrop, A. R. Flora of New sbi and Andros. (Bahama Islands.) 
Mem. Torrey Club 12: 1-98, with map. p/. 7-79. 1902. 
Two ae a res reporte 
Northrop, J. R. Plant notes from Tadousac and Temiscouata 
County, Beng "Bull. Torrey Club 17: 27-32. 1890. 
Two species of Chara reported. 
Nuttall, T. The genera of North American plants, and a catalogue of the 
species to the year 1817. 2 vols. 18. 
Three species of Chara included. 
Oltmanns, F. Morphologie und Biologie der Algen. 2 vols. 1904, 1905 
Overton, E. Beitrige zur Histologie und Physiologie der Characeen. Bot. 
Centralbl. 44: I-10, 33-38. p27. 7. 18 
Owen, M. L. A catalogue of plants growing without cultivation in the 
county of Nantucket, Mass. 1888. 
Five species, varieties, or = of Nitella, and 5 of Chara reported. 
Peck, C. H. Characeae. Ann. Rep. State Cab. N. Y. 22: 55. 1869. 
Three species of Nitella and 4 of Chara reported. 
Peck, C.H. Ann. Rep. N. Y. State Mus. Nat. Hist. 26: 48. 1874. 
Two species of Chara reported. 
Peck, C. H. Ann. Rep. N. Y. State Mus. Nat. Hist. 33: 36. 1883. 
Two Seas of Chara reported. 
Peck, C.H. Ann. Rep. N. Y. State Mus. Nat. Hist. 38: 83, 84. 1885. 
One aoe of Chara and 3 of Tolypella reported. 
Persoon, C. H. Synopsis anaes 2 vols, 1805-1807. 
Chara foliosa from Pennsylva: 
Philippi, R.A. Reise durch aie aoe Doman Florula atacamensis seu 
enumeratio plantarum in i atacamense observatarum. 
1-62. fl. 1-6. 1860. 
One species of Chara reported. 
Philippi, R. A. Verzeichniss der von Friedrich Philippi auf der Hochebene 
der provinzen Antofagasta und Tarapacé gesammelten pflanzen. i-viii, 
I-96. pl. 2, 2, 1891. 
One — of Chara reported. 
talo: 
Philippi, R. A. Catalogus as plantarum in itinere ad Tarapaca a 
Friderico ares lectarum. nal, Mus. Nac. Chile. Segunda Sec- 
cion. Botdni pairs I-96. os Z, 2. 1891 
One species of Chara eported. 
Pieters, A.J. The pla aie of western Lake Erie. Bull. U. S. Fish Comm. 
1901 57-79. pl. rz7-20. I901 
Hight species of Chara, 5 of Nitella, and r of Tolypella reported. 
Pound, R., & Clements, F.E. The phytogeography of Nebraska. 1898; ed. 
2. 00. 
Twelve species of Characeae occur in Nebraska. 
Pringsheim, N. Ueber die Vorkeime und die age ae der 
Charen. Jahrb. Wissensch. Bot. 3: 294-324. 
Provancher, L. Flore Canadienne ou Pdescintion fs toutes ies anantss des 
forets, champs, jardins et eaux de Canada. 2 vols. 1862. 
Two species of Chara described. 
