348 
Fig. 
‘Sporobolus irum Derr 467 
aginaeflorus (Torr. ) 466 
S var. 
neglectus (Nash).. 466 
virginicus (Linn.)... 470 
wrightii Scribn...... 
prangle-top 
Spreading spear-grass ........... 571 
Sprouting crab- her ae AAE 1 
Spruce-top 502 
Squirrel-tail grass. ............... 5 
Stapfia colusana Da vr 517 
. Augustine-grass .............. 75 
Stenochloa californica Nutt 239 
Stenotaphrum americanum 
Schrank 
DADR ` -aiaa 72 
secundatum 
(Walt) 22222. 
Stipa avenacea Linn 423, 424 
venaceoides Nash ........ 424 
barbata wehrt 2 
ment Boland :....:..... 
capillaris Lam 
ta Trin. & Rupr ...... 425 
ta Thurber ......... 434 
fimbriata H. B. K 94 
d RRO ILIO Lo e ees: 427 
juncea MIDA os eee 0.4 442 
kingii Boland ...... 90 
mac F 431 
melanocarpa Muhl......... 
mbranacea Pursh 97 
rez 
P4 
Trin. Mese 
robusta Vasey .... 497 
E 
Switch- 51 
Syntherisma gracillima Nash 39 
linearis Nash... 9i 
leucocoma Nash.... 4 — 
praecox Walt. 339 
. sanguinalis Dulac.. 99 — 
serotina Walt ...... 33 
Tall grama 105 
oat-grass 167 
rat-tail grass Pes 305 
Teff 240 
289 
Tennessee fescue..............-.- 2 T 
t-gr 
Ass. 100 P NR 
Terrell p — B € n vl 612 
Texas blue-grass .--...... -«----- 5¹² 
Texan crab- grass 
drop seed 
timothy yx; 
witch- grass pid 
Thatch Ep o 
M a. bunch- drum Bets . 
1 Uke Muhlenbergia. packs 
Thurberia arkansana Benth ..--. 
Thurber's rush- 3 
h 
3 
elongata , 
toides Vase 
193 
463 
duc 197 
millet 44 
- "EX 
Poverty A 
948 
177 
261 
