Chaetomium reflexum Skolko & J.W.Groves

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HERBARIUM DF
THE NEW YORK BDTANICAL GARDEN
FUNBI DF ?
Chaetomium reflexum Skolko & Groves
in culture
[culture oftained from H.K.Seth, Univ. Wales, April
1966, who obtained it from Udagawa| possibly a sub-
culture of tie TYPE 3
COLLECTED BY
DETERMINED BY
¡££222L BOTANICAL garden
01050437
62. CHAETOMIUM REFLEXUM Skolko & Groves, Ca-
g nadain Jour. Res. C. 26: 279,1948
Plate 3, Figs. 10-14	;	:	;	‘	%.
Perithecia ostiolate, black,. 0void to subglobose,
small, 100-125/x wide, densely massed forming an al-
mostcontinuous layer, obsMred -by the dense mass of
dark rhizoids and terminal hairs. Terminal hairs
short, stout, 5/x wide, arcuate from the base, short,
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H stout, strongly recurved, dichotomously branched, tips
^ blunt, dark brown, only slightly roughened above, ob-
H scurely septate, formings dense, flat-topped mass above
the perithecium. Lateral hairs few, unbranched, very
• short, narrow, 2.5/x in diameter at base, uneven, only
^slightly colored, with rounded tip, appearing as modi-
fied, short rhizoids. Ascospores light olive-brown, oval,
-ctslightly flattened on one side, rounded, to slightly acute
on the ends, 5.0—6.5 x 4.0—4.5ju.
Type locality: Manitoba.
Habitat: On seeds, Lycopersicon, Pisum, Hibiscus,
aj Capsicum.
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Type specimen from Capsicum annum L.
Distribution: Manitoba, New Jersey, Ohio.
Type in the herbarium at Ottawa under the number
DA0M14201.
C. reflexum may be distinguished by the small
densely massed perithecia, and the flat-topped mass of
short, stout, curved terminal hairs with reflexed, short,
blunt branches. A pure culture of this species was re-
ceived from Skolko & Groves. Specimens from subcul-
© lures are deposited in the U.S. National Heibarium,
jl Washington, D.C.
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