440 LIRIODENDRON 'TULIPIFERA. 
square, and the middle rib énding abruptly, as if 
eut off. In the large leaves, the two lower lobes 
are furnished with a tooth or additional lobe on 
their outside. They are attached by lone pedun- 
eles and have a beautifully smooth and bright 
green surface. There is one variety of this tree 
which has the lobes of its leaves not pointed, but 
very obtuse. The flowers are large, solitary, and 
terminal. ~The outer calyx has two triangular 
leaves which fall off as the flower expands. The 
inner calyx consists of three large, oval, concaye, 
veined leaves, of a pale green colour, spreading at 
first, but afterwards reflexed. Petals six, some- 
times more, obtuse, concave, veined, of'a pale yel- 
lowish green, marked with an irregular, indented 
crescent of bright orange on “both ‘sides ‘toward 
the base. Stamens numerous, with long linear 
anthers opening outwardly, and short filaments. 
Pistil a large, conical, acute body, its upper half 
covered with minute; blackish, recurved stigmas ; 
its lower furrowed, being @ mass of coalescing 
styles and germs. «The fruits 4. cone of imbri- 
cated seed vessels, which are woody and solid, 
their upper portion formed by a long lanceolate 
scale. Seeds two, blackish, ovate, one or both 
epsbertineriinns waisilirsasie x on. imcviees, ote x 
