178 THE JOURNAL OF BOTANY 
branch at lowest node nearly two inches long, the lateral 14 and 
1 in. respectively. Branches bare for less than half their length, 
branched above; secondary branches numerous, ascending, closely 
spiculiferous nearly or quite to the base with four or, in the case 
of the upper, fewer spikelets. Spikelets subsessile or shortly pedi- 
ser sometimes 2-flowered, with an aborted upper floret ; 12 line 
n 
second 3-nerved, 14 lines. Lowest fertile glume 14 line long, 
length. Pale 1linelong. Anther $ line long. Grain 3 line long. 
I do not think that the slight differences cited by Don are 
sufficient to remove this grass from Poa pratensis. On one point 
on is in error, namely, when he refers to the barren glumes of 
P. pratensis as 5-nerved. The upper is 8-nerved and the lower 
tee teProstacuya D. Don, J.c, 299. The following is Don’s 
_ . Panicula contracta subracemosa; pedicellis brevissimis glaber- 
rimis, flosculis 2-floris, glumis lanceolatis mucronatis equalibus 
trinervibus, apice incuryiis, paleis lanceolatis apice acutiusculis. 
“Radix fi 
I pedicellis brevissimis glaberrimis ; 
spicule 2-flore, glume lanceolate mucronate sequales trinerves 
(nervis nigrescentibus conspicuis) apice incurve dorso carinate 
Carina su microscopum spinuloso aspera, pales lanceolate apice 
acutiuscule, flosculis nudis. 
_ “This Poa is totally distinct from any British species, and there 
1s none with which it has a near affinity. Found on the banks of 
the Tay, to the west of Dundee, by the late Mr. G. Don, of Forfar, 
who cultivated it many years under the name of P. depauperata—a 
in 
a sete et Species Plantarum, I have been obliged unwillingly 
SEACEPREMNE eae. ee MW TO EMS» Pe eae ee SURE a) ee ee a Sem e e FN 
