Pennisetum purpureum Schumach.

0 What appéars'to Ee a serious l^ai |
spotting disease htói,.attacked jii-.j
portant forage ¿r&E» ai
phant or Napier gra^s & ,.Hawaii :
during recent months. 7 '•
The disease Was first reported "to j
the ifruversity of Hawaii agricultur-
al èxperisnent . station from Kona,)
Hawaii, but has since broken out in
other places oh that island and also 1
onl§ahu. '
. Because of the dependency of the
•dairy* and cattle industries of Hawaii?
jail these forage. crops, the seriou^è
ness of the disease can not be mini-
mized, university specialists say.,-,.
Obtaining specimens of diseased
Plants, the specialists are4investigat-!
lg the exact nature of the ; disease >
producing organism.,
v “So far,’* reports Dr. G. K. Parris, !
plant pathologist with m university!
experiment station* “we have found !
that the disease of Napier & due to !
a fungus called Helminthosporiuin, !
which attacks the foliage ana stems,
causing théir death.”,	>. * V 1
Sugar cane is attacked in Hawaii
by several species of this same fun-
gus,/ Ohe of Which causes thè dis-
ease khown as “eyé spot.’’. However,
the species attacking the <orage crpp
seems tò be distinct frofti the “eye
spot” of cane.	,7	1
.Jianchers and dairymen who de-:
pentì on this grass for forage are ex- ;
p^issinig concern over the spread of
thè disease, accordiri^ to J. C. Rii>-
perton, 'agronomist wth the experi-
ment station. Who renamed recently
from: a survey, of the island of JJa-J
wàii. and reported areas ih-Keeau,
Wàimea and Kona As affected, is a |
On Oahu, the Motilèia and Kailua !
districts have Serious infestations, /
u #he university; researched ex-
plain that it is toc( soon to determine
condu<
jesof papier
rersögc ia; its
ppear to have
out and if even
NEW YORK BOTANICAL GARDEN
04293763
2444
PLANTS OF HAWAII
EX HERBARIUM OTTO DEGENER
ay 3
TT&-1
Collected by OTTO DEGENER.
(Many plants described in “Plants
‘Flora Hawaiiensis” by Otto Degener,
04293763