CARPOPHYTA. 159 
bud out, and finally produce many eight-spored sacs on 
their extremities; after a time the sacs are dissolved, and 
the spore-fruit, now of a sulphur-yellow color, contains a 
multitude of loose spores, 
_, Fie. 83.—Eurotium. 4, a portion of the plant, with erect hypha, c, bearing at 
its top a radiating cluster of sterigmata, st, from which the conidia have fatlen; 
as, young carpogone—below it a younger branch is beginning to coil spirally to 
form another carpogone. B, the carpogone, as, and the antherid, p. C, the 
same eeeonine to be surrounded by the enveloping branches which grow out 
from its base. D, spore-fruit. Highly magnified. 
Practical Studies.—(a) Collect in the autumn a quantity of leaves 
of the lilac which are covered with a whitish mould-like growth, 
the Lilac-blight (Microsphera friesii). Scrape off a bit of this Blight, 
after moistening with a drop of alcohol; mount carefully, adding a 
