24 SHORT NOTES AND QUERIES. 
prise, as there are examples in other branches of Fangi... Of e : 
we have not seen the whole development of the qug but it appears 
be a distinct form of Synchytrium . . Eve age [of division] was 
visible in the specimens, ^g it was not to be pesto that we should see — 
the zoospores . . . The resemblance to Hamatococcus is singular, some of 4 
which are kuown to om mere conditions of Lichens. Mr. Broome has 
found S. Mercurialis and S. Taraxaci. I had ouly a dry specimen of the 
latter to examine, and did not see the endochrome divided, as in your 
jum was 
founded in 1863 by De Baty and Woronin, on a parasite in the leaves of 
2) and has since been carefully studied by Dr. Schroeter, who has 
described eleven species in a monograph printed in 1870, in the first 
indication is well ae of baa followed up.—Ep. Jouen. Bor 
HYMENOPHYLLUM TUNBRIDGENSE.—l have had during the past two 
y many opportunities of searching the cwms and valleys of North 
Wales for this ease but have hitherto et succeeded i n finding it. In 
same result attended my search of Cader Iris. Las I had the 
pleasure of twice visiting the e esl in company with a botanical frieud, 
and on each occasion spending week in searching the numerous cwms 
on the north side of those ‘esata with a like result, —H. Wilsoni in 
any morn but H. tunbridgense not to be found. Will any of your 
readers say whether they have met with this Fern in the northern part o 
the principality + For^ ee reasons they had better not specify the 
exact locality. — W. PHILLIP 
— 
OvAaLs.—Dr. Trimen's desire to employ the term ‘oval’ as different 
from * elliptic? is both natural and reasonable. In mathematics the two 
terms are not identical; why then should not bot: any, which also aims at 
precision a completeness | obtain the fullest possible benefit from a geo- 
metrical vocabulary fF An ellipse i is that kind of oval which arises from a 
pe ne section of a cireular cone, and botanists select for their capu 
