CHAPTER XIX 
TrisE VII. PHALARIDEA 
——) 
A SMALL tribe of about 6 genera in the 
YY cooler parts of the northern hemisphere and 
NW Y of Australasia. Spikelets with 1 fertile 
(N WH iy * floret and a pair of staminate or neutral 
Wi J UZ, florets below. In Phalaris, the pair of sterile 
<a 
a 
o> 
Re 
Jp \ 
< 
. \ 
SS ZZ. florets appear as small scales within the 
SW ‘y ZZ glumes. In Savastana the lateral florets (1 
WZ or 2) are staminate and as large as the 
NI-Z : ° 
Ni i [AA fertile floret. Only 3 genera are found in 
, VEZ the United States. 
G7 
- 7 j Key To THE GENERA OF PHALARIDEE 
A. Lateral florets stami- 
RES eo ed ea SAVASTANA 
AA. Lateral floretsneutral. (Par. 226). 
B. Lateral florets re- 
duced to small awn- 
less scales; spikelets 
much compressed 
ee ere PHALARIS 
BB. Lateral florets con- (Par. 228). 
sisting of awned 
hairy sterile lemmas 
about as long as the 
fertile floret; spike- 
lets terete......... ANTHOXAN- 
[THUM 
(Par. 227). 
226. Savastana Schrank.— 
Yi 
LZ bi 
<< 
we 
Fic. 32. Anthoxanthum odora- 
tum. Inflorescence, 1; spikelet, Inflorescence an open or con- 
the two sterile | d th , 
fertile floret, XS. Sstracted but not spike-like 
(192) 
