MAI KWAO. (Nauclea cordzfolia), a very useful 
soft-wood tree. The flowers are aggregate, ona globular 
receptacle, axillary from 1-3 sunalita funnel shaped. 
Germs inferior, two-celled, cells many-s2cded; attachment 
interior. Capsules two-celled. Seeds many, imbricated, 
and winged. Embryo invert, and furnished with a pe- 
risperm. Leaves opposite, round cordate, downy under- 
neath. Segments of the calyx clavate; seeds membrane- 
winged, not imbricated. 
The bark is rough ofa grey colour, 1} cm. thick. 
This tree has no heartwood, the softwood itself is yellow 
and moderately hard. The annual rings are indistinct, 
the medullary rays very fine and short. The pores are 
fine and small. 
The wood is liable to crack if exposed to heat and 
it shrinks considerably, it is easy to saw and much used 
as it lasts long in the shade, when exposed to moisture 
it rots. It should be well seasoned before use and painted 
in time. The tree grows on good ground above high 
flood level, trees above an altitude of 800 m. are rare. Mai 
Kwao is rafted down in great quantities. Besides planks 
