234 
long and 9 cm. broad; and the latter has a small compact in- 
florescence, resembling that of P. chinense, from which it differs 
in the narrower leaflets. Both are natives of Szechuan.* 
The cultivated species and varieties of Phellodendron may be 
distinguished as follows :— 
Inflorescence compact; leaflets oblong- 
lanceolate with nearly parallel margins 3. chinense. 
Inflorescence lax: 
Leaflets broadly ovate, rounded at the 
base, shortly acuminate, softly and 
surface ; bark thin, peeling off in small 
Ming 
scales... bes sb ae ee japonicum. 
Leaflets ovate, ovate-lanceolate or 
lanceolate, not softly pubescent on the 
lower surface 
erves more or less pilose on the 
lower surface; bark of trunk and 
old branches corky at ens 
~— 
. amurense, var. 
Lavallez. 
Only the base of the midrib pilose 
on the lower surface: 
Bark not at all corky ... ... 1. amurense,. var. 
sachalinense. 
Bark of trunk and old branches 
corky ... ale due ... 1. amurense. 
) . Art. 1, p. 117; Sarg. Trees and 
Shrubs, i. p. 197, t. 93; Schneider, Ill. Handb. Laubholzk. ii. p. 
1 
strib. Russian and Chinese Manchuria, Northern China, 
Corea, Japan. 
The writer, for reasons already given, follows Franchet and 
Savatier, Shirasawa and M i 
y Henry is evidently P. chinense, Schneider. 
mens should be re-examined. 
var. sachalinense, F'r. Schmidt, Reisen in Amur-Lande, p. 120 
(1868) ; Palibin, Consp. Fl. Kor. i. p. 51; Nakai in Journ. Coll. 
ee eee XXvl. Fae rey ada ect Sn et Miyabe, Fl. Saghalin, 
7 .—P. sachalinense, Sarg. Tree i. p. 
(1905); Bean, Trees and : li | ig isons a 
' tubs, ii. p. 182. 
Distrib. Sachalin, Corea (fide Palibin). 
The other speci- 
* Bull. Soc. Bot. France, ly, pp. 648, 649 (1909), 
