380 POEPPIG’S JOURNEY. 
radicle, and half embracing it laterally; radicle inferior, very 
large, thick, pointed, extending the whole length of the seed, 
and partly doubled up or curved at the top. 
Ozs. The cotyledons are wrapped round the embryo in 
such a manner, as to give the whole somewhat of a chrysaloid 
appearance. This species has considerable resemblance to 
the M. pinnata, of Roxburgh, but differs in having unequally 
pinnate leaves, with from 3—6 pair of leaflets, in having 
the smaller petals entire and acute, not tridentate, in the 
nectarial ring having 5 simple toothlets, not three bidentate 
angles, and in having a large ovate fruit with a smooth, not 
rugose nut. The abortive cell is generally observable near 
the umbilical foramen. 
( To be continued in our nezt.) 
EXTRACT OF A LETTER FROM Dr. POEPPIG TO 
Dr. HOOKER, pareo LEIPZIG, June 25, 1834. 
(Tue extensive travels of Dr. Poeppig in South America 
are exciting general interest throughout the scientific world, 
and I have thought that a brief notice of them might be 
acceptable to the readers of this Journal. I should have 
been happy to have given further information on so interest- 
ing a topic; but I regret that the volumes of Froriep's 
Notizen aus d. Geb. d. Natur und Heilk., which contain the 
fullest particulars, are not within my reach, no library in 
Scotland, as far as I am aware, being in possession of them. 
—Eb.) 
“I crossed South America," says Dr. Poeppig, “ from 
Peru to Pará upon the Amazones; but I had so hard a stand 
that I could not advise another to follow that track. Be it 
