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Nectria canadensis Ellis & Everh. 1884

Comprehensive Description ( Anglèis )

fornì da North American Flora
Scoleconectria canadensis (Ellis & Ev.) Seaver,
Mycologia 1 : 199. 1909.
Neclria canadensis EUis & Ev. Bull. Torrey Club 11 : 74. 1884. Caloneciria canadensis Berl. & Vogl. in Sacc. Syll. Fung. Addit. 212. 1886.
Stromata ( Tubercularia) 1-2 mm. high, with an orange head and dull-red base ; conidia
minute, ellipsoid, hyaline, about 5X2/^; perithecia springing in dense clusters from the
base of the stroma, finally surrounding and often covering it ; individual perithecia nearly
globose, brick-red, 250-300/^' in diameter, at first tubercular and rough, finally becoming
more or less smooth and slightly collapsing ; asci clavate, 75-100 X 12-15 ^y 8-spored ; spores
crovpded, ellipsoid, straight or curved, hyaline, 3-septate, 18-20 X7/".
On the bark of Ulmus sp.
Type locality : Ottawa, Ontario.
Distribution : Known only from the type locality.
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sitassion bibliogràfica
Fred Jay Seaver, Helen Letitia Palliser, David Griffiths. 1910. HYPOCREALES, FIMETARIALES. North American flora. vol 3(1). New York Botanical Garden, New York, NY