70 Wisconsin Academy of Sciences, Arts, and Letters. 
Within the limits of the city of Milwaukee, growing in the court¬ 
yard of the Public Museum. 
Eragrostis minor Host. FI. Austr. 1, p. 135. (1827.) B. & B. Ill. 
FI. p. 189 (E. Eragrostis); Beal, 2, p. 482 (E. Eragrostis); B. & B. 
Man., p. 130 (E. Eragrostis); Gray, 7th, p. 150. 
Occurs in the Bay View region and also with the preceeding species. 
Dactylis L. 
Dactylis glomerata L. Sp. PI. 71. (1753.) B. & B. Ill. FI. p. 200; 
Beal, 2, p. 523; Bull. Agrost. 7, fig. 269; Bull. Agrost. 20, fig. 114; B. & 
B. Man., p. 136; Gray, 7th, p. 154. 
Common throughout the county and also in the city. One of our 
most conspicuous grasses, noticeable on account of the light color of 
its foliage. 
Cynosurus L. 
Cynosurus cristatus L. Sp. PI. 72. (1753.) B. & B. Ill. FI. p. 
200; Beal, 2, p. 524; Bull. Agrost. 7, fig. 255; Bull. Agrost. 20, fig. 115; 
B. & B. Man., p. 126; Gray, 7th, p. 154. 
Growing on lawns near Lake Park, where it had doubtless been in¬ 
troduced with commercial grass seed. 
Poa L. 
1. Annual.P. annua. 
Perennials. 2. 
2. Culms strongly flattened, oval in cross-section.P. compressa. 
Culms terete, or but slightly flattened.3. 
3. Panicle lax, the branches long, slender, naked half their length; 
usually widely spreading. 4. 
Panicle branches rough, erect or ascending.P. nemoralis. 
4. Pedicels commonly shorter than the spikelets.5. 
Pedicels commonly equalling or longer than the spikelets... 
.P. debilis. 
5. Lemma obscurely nerved; spikelet about 4 mm. long.P. triflora. 
Lemma prominently nerved.6. 
6. Lateral nerves silky pubescent; spikelets 4-5 mm. long. 
...P. pratensis. 
Lateral nerves naked; spikelets about 3 mm. long.P. trivialis. 
Poa annua L. Sp. PI. 68. (1753.) B. & B. Ill. FI. p. 201; Beal, 2, 
p. 530; Bull. Agrost. 17, fig. 533; B. & B. Man., p. 138; Gray, 7th, p. 155. 
Seen in the Lake Park region, but not common. 
Poa compressa L. Sp. PI. 69. (1753.) B. & B. Ill. FI. p. 202; Beal, 
p. 546; Bull. Agrost. 17, fig. 544; B. & B. Man., p. 141; Gray, 7th, p. 
155. 
Very common in all parts of the county, especially along roadsides 
and in waste ground. 
Poa nemoralis L. Sp. PI. 69. (1753.) B. & B. Ill. FI. p. 205; Beal,, 
2, p. 552; Bull. Agrost. 17, fig. 546; B. & B. Man. p. 139; Gray, 7th, p.. 
156. 
Woods along the Milwaukee River, south of the Cement Mills. 
Poa debilis Torr. FI. N. Y. 2, p. 459. (1843.) B. & B. Ill. FI. p.. 
206; Beal, 2, p. 539; Bull. Agrost. 17, fig. 535; B. & B. Man. p. 139; 
Gray, 7th, p. 157. 
Found in the Menomonee Valley near the Sixth Street viaduct. 
Poa triflora Gilib. Exercit. Phyt. 2, p. 531. (1792.) B. & B. Ill. 
FI. p. 205 (flava); Beal, 2, p. 550 (1lava); B. & B. Man. p. 139 (flava); 
Gray, 7th, p. 156. 
Common and widely distributed throughout the county, growing in 
damp meadows and along streams. 
