Observation 94602: Xylaria mali Fromme

When: 2012-05-12

Collection location: Montgomery, Alabama, USA [Click for map]

32.3231° -86.3071° 56m

Who: Christine Braaten (wintersbefore)

Specimen available

Proposed Names

41% (2)
Recognized by sight
16% (3)
Recognized by sight: Stromata cylindric to clavate, terete to highly flattened near apices, unbranched to branched from the base or near apices, solitary or several to many arising from common base, with acute sterile apices or, occasionally, rounded apices, with long, short, or obsolete stipes arising directly from substrate or from reddish pannose bases or long rooting bases. Total length, including rooting bases where present, 3-7(-14) cm x 0.2-0.7(-1) cm diam (FIGS. 1, 4). Stromata at first white (appearing as white-washed), becoming black, but usually with traces of juvenile white outer layer (FIGS. 1-5); interior white. Surface usually longitudinally wrinkled and roughened from protruding perithecia; ostiolar openings umbilicate or slightly papillate (FIGS. 2, 3, 5).
Used references: Jack D. Rogers
Xylaria acuta, Xylaria cornu-damae, and Xylaria mali in Continental United States
Mycologia, Vol. 76, No. 1 (Jan. – Feb., 1984), pp. 23-33
45% (2)
Recognized by sight: “Stromata cylindric to clavate, to highly irregular, usually somewhat to strongly flattened, unbranched to branched from bases or near apices, forming grotesque configurations, solitary or many arising from reddish pannose bases with ill-defined stipes. Total length 2-8 cm X 0.5-2 cm diam. Stromata at first chalky white, yellowish, or greyish brown, often yellow orange at apices, becoming brown and finally dull black…”
Used references: Rogers, J. D. 1984. Xylaria acuta, Xylaria cornu-damae, and Xylaria mali in Continental United States. Mycologia 76:23-33

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
Seems reasonable…
By: Roo Vandegrift (Werdnus)
2014-08-02 15:48:22 PDT (-0700)

…but I’d be careful about species determinations from conidial material.

Orangish tips
By: Josh Kielsmeier-Cook (Josh KC)
2014-07-28 19:17:03 PDT (-0700)

The orange tips make me think this is most likely X. mali…but as always, could be wrong.

PNWKC photo (by Mike Beug)
By: Danny Newman (myxomop)
2012-06-16 14:41:28 PDT (-0700)

Created: 2012-05-12 20:08:48 PDT (-0700)
Last modified: 2014-08-02 15:47:02 PDT (-0700)
Viewed: 219 times, last viewed: 2018-02-18 14:49:14 PST (-0800)
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