822 CINCHONA LEDGERIANA A DISTINCT SPECIES. 
Java, but it was in the latter country that its superiority as a 
quinine-yielding variety was discovere 
In Java, too, it was soon observed that though showing a good 
deal of variation, the “mapa ee some well-marked characters, 
dgeriana’ 
recognized until the characters vets pointed out by Mr. Moens 
during a es to the island in Se 880. 
The e Ledgeriana received pee sanction in 1876, being 
then published in Howard’s magnificent work as C. Calisaya, var. 
eriana, How.t+ In this book, which I regret I have not at 
present at hand, much ake will be found with reference to 
the plant and its allies. In now publishing it as a separate species, 
T almost feel to owe an apology for adding another to the already 
00 
abstained from doing so on my own judgment alone. But several 
supporting facts have a waka aapasiatly by ‘Mr. Moens in 
his long and ene Scanian with, and close study of, the 
plant and its His opportunities for arriving at a correct 
conclusion are so much greater than those of any other person, 
that I feel there is little a in adopting the view he holds ‘ ‘whieh 
will be more fully exhibited in his fortheoming book on the genus 
— agreeing as it does with my own less well-grounded 
Opn. 
inquiries of Mr. Moens, who assured me that he never saw ‘“‘ any- 
thing like ay Os either botanically or chemically,’ to come 
from seed of a Calisaya. I understand that Mr. Gammie has the 
same experience. This is very sla 8 for the progeny that 
come from any sowing * Sak Calisaya — are —- less like 
one another than some are like CG 
cross-fertilization, we have at present little direct evidence to 
show. The latter must, however, be a cause, and alone explains 
* Howard, Quinol. Ind. Plant. p. 84. 
hue It is used in Howard’s Notes on Cinchona in Jonrn. Linn. Soc. xiv. p. 174 
