PREFACE. xvii 
to Mr. Brown in 1835.* With reference to this I claim 
the third place giving precedence to Mr. Brown 
and Treviranus; but no one but myself has hitherto 
traced them, I believe, in Asclepiadeous genera with 
erect pollinia. 
I may add that Dischidia agrees exactly with the 
statement or description of the ovula of Asclipeas. 
Deboro Mookh, Feb. 29th, 1836. 
Gentianee.—In Sebza? the pollen is simple. The ~ 
testa, which is simple is made up of sinuous cells. 
Feb. 23rd, 1833. 
With Villarsia, Parnassia has many points in com- 
mon in the situation of its stigmata with respect 
to the placente, and in the want of albumen. All 
these discrepancies may I think be explained. Gubro, 
March 12th, 1836. 
_Myrsinee.—It is a common character of this order 
to have glandular, and even pellucidly dotted leaves. 
So much so that a shrubby plant out of flower with | 
such and alternate exstipulate leaves, may with toler- 
able safety be referred to this order. 
Samydee which agree in the above points are we are 
told by Dr. Brown distinguished by the mixture of li- - 
near and pellucid dots, but Dr. Wallich tells me that 
the same thing occurs in some Myrsinez. Deboro: 
Mookh, Feb. 29th, 1836. a 
I have since seen the union of the two sorts of glan- i 
E The subject is illustrated in an unique and most invaluable ot 
of cabal constructed from his own original obser iby the 
author, for the instruction of his Pupils in the Medical College of. 
tite o o orn £o o maie 
