PHILADELPHUS, mock orange 
[M: PHILADELPHACEAE] 
*¢Philadelphus coronarius L., sweet mock orange (Miihlenbach, 
1979) (note that the various garden morphs described 
as varieties of this species are best treated as ; 
cultivars, undeserving of formal taxonomic recognition) 
P. pubescens Lois., p. 781 
var. verrucosus (Schrader) S. Y. Hu 
HYDROPHYLLACEAE, waterleaf family 
ELLISIA 
Ellisia nyctelea L., Aunt Lucy, waterpod, nyctelea, p. 1236 
HYDROLEA 
Hydrolea ovata Nutt., p. 1240 
H. uniflora Raf., p. 1240 
HYDROPHYLLUM, waterleaf 
Hydrophyilum appendiculatum Michaux, woollen breeches, 
nhotchbract waterleaf, p. 1236 
f. album Steyerm. 
f. appendiculatum 
H. canadense L., broadleaf waterleaf, p. 1234 
H. virginianum L., waterleaf, Virginia waterleaf, John’s cabbage, 
p. 1234 
var. virginianum 
PHACELIA, Scorpionweed, phacelia 
Phacelia bi 
Pie Pinnatifida Michaux, p. 1238 
Brand, hairy phacelia, p. 1237 
S: Steyermark &: Great Plains Flora M: Mohlenbrock 
