Ernes:—The Grasses of Milwaukee County. 
75 
Triticum sativum vulgare VilL Hist. PL Dauph. 2, p. 153. Hack., 
frans. p. 183; Beal, 2, p. 642. 
Escaped from cultivation in various places. Both the' awned and 
awnless forms occur. 
Triticum sativum compactum Host. Hack., trans. p. 184. 
This has also escaped from cultivation in various parts of the 
county. 
Hordeum L. 
Secale cereale L. Sp. PI. 84. (1753.) Hack., trans. p. 177; Beal, 
2, p. 640. 
Occasionally found throughout the county. 
Hordeum L. 
1. Only the middle spikelet of each cluster of three fertile; spike about 
as widens long, readily separating at maturity. .H. jubatum. 
All spikelets fertile, therefore six rows of fruit...2. 
2. All six rows of fruit distinctly separated... .H. sativuyn hexasticTion. 
Only the middle rows distinctly separated, the side rows overlap¬ 
ping .......3. 
3. Lemma awned ..... .H. sativum vulgare. 
Lemmas each with a peculiar 3-branched horn.... 
.. IT. sativum vulgare, form trifurcatum. 
Hordeum jubatum L. Sp. PI. 85. (1753). B. & B. Ill. FI. p. 229; 
Beal, 2, p. 644; Bull. Agrost. 17, p. 603; B. & B. Man. p. 165; Gray, 7th, 
p. 167. 
In open fields and waste places, especially in the southern part of the 
county. 
Hordeum sativum hexastiohon L. Sp. PI. 85. (1753.) Hack., 
trans. p. 189; Beal, 2, p. 647. 
Occurs rarely, escaped from cultivation. 
Hordeum sativum vulgare L. Sp. PI. 85. (1753.) Hack., trans. p. 
190. 
Escaped from cultivation in various places throughout the county. 
Hordeum sativum vulgare form trifurcatum Jacq. Bull. Bot. Soc. 
France, 1:187. (1854.) Hack., trans. p. 190. 
West of the Rolling Mills in Bay View. 
Elymus L. 
1. Glumes as long as the florets, or nearly so...2. 
Glumes reduced to short awns... 7. 
2. Spikelets spreading .....3. 
Spikelets appressed to the rhachis..........6. 
3. Glumes awl-shaped................... ... E. striatums. 
Glumes narrowly lanceolate.....4. 
4. Glumes indurated below, spike erect... ....... .E. virginicus. 
Glumes not indurated below, spike nodding...5. 
5. Lemma hirsute .. ..E. canadensis. 
Lema minutely scabrous....... .E. br achy st achy s. 
6. Spikelets in pairs...... .E. glaucus. 
Spikelets mostly solitary..... E. Macoidnii. 
1. Awn-like glumes of varying size in each spike_ E. diversiglumis. 
Elymus striatus Willd. Sp. PL 1, p. 470. 1797). B. & B. Ill. FI. 
p. 230; Beal, 2, p. 655; Bui. Agrost. 17, fig. 611; B. & B. Man. p. 156; 
Gray, 7th, p. 169. 
Wauwatosa, Mitchell”s Woods and Menomonee Valley at 30th Street. 
