Nauclea, PENTANDRIA MONOGYNIA, 511. 
bilical cord is fixed. Albumen conform to the seed.. Em- 
bryo inverse, straight. Cotyledons oval. Plumula minute. 
Radicle cylindric, superior, 
3. N. macrophylla, R. 
Leaves stem-clasping, narrow-oval, obtuse, villous under- 
neath, Stipules lanceolate. Peduncles terminal, solitary, one- 
flowered. 
From Amboyna this magnificent tree was introduced into 
the Botanic garden at Calcutta, jn 1797. In 1810, they began 
to blossom in June, the trees were then fifty feet high, and 
the trunk of the largest rather above three feet in circumfer- 
ence, four feet above ground, while young their growth was — 
not rapid. 
Trunk perfectly straight, like the pines, tothe very top ofthe 
tree. Bark smooth, dark brown. Branches decussate. Branch- 
lets round and smooth, Leaves opposite, stem-clasping, broad- 
oblong, entire, obtuse, and though they completely embrace 
the branchlets, yet taper more toward the much waved base 
than theapex, somewhat villous particularly underneath, veins. 
parallel ; length from eight to twenty-four inches, and broad in 
proportion, when the trees were young, they were even more 
than two feet long. _ Stipules opposite, linear-lanceolate, con- 
cave, smooth and yeinless, about three inches long. Pedun- 
cles terminal, solitary, length of the stipules, recurvate, giv- 
ing support to a single most beautiful flower, of full three 
inches in diameter, and sweet smelling, the corollets are very 
numerous, of a pale yellow colour ; and the stigmas, which 
project far beyond them, are pure white, Common calyx 
none; proper perianth of five, long, clavate leaflets, Corol 
funnel-shaped. Tube slender, widening gently to the mouth; 
segments five, ovate-oblong, spreading. Filaments none. An- 
thers attached to the mouth of the tube of the corol, under the 
fissures of its border, sagittate. Germ numerous, distinct, in- 
’ ferior, somewhat wedge-shaped, two-celled, with numerous, 
imbricated ovula in each, attached to every part of a free li- 
