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Species Information
Summary:
Not available
Fruiting body: 0.8-5(10)cm tall, with thin stem and small head; head 0.2-0.8cm wide, usually oval; ocher to ochraceous-salmon; sometimes with short longitudinal ridges or furrows in dry weather, minutely pimpled from slightly projecting perithecia, (Arora), 0.8-2.5(4)cm high, the caps ovoid, 0.2-0.4cm x 0.1-0.2cm; ochraceous to "ochraceous salmon", irregularly to slightly longitudinally ridged, (Mains(4))
Stem: 0.8-9.5cm x 0.05-0.1(0.2)cm, very thin, more or less equal, colored like the head or often paler (pale yellow, sometimes shading to white near base, or entirely white if not exposed to light), (Arora)
Microscopic: spores thread-like and multiseptate, smooth, colorless, breaking into one-celled segments averaging 8-10 x 1.5 microns, (Arora), spores colorless, filiform [thread-like], breaking into one-celled segments, 8-10 x 1.5 microns; asci 480 -720 x 4-6 microns, narrowly cylindric; perithecia 600-1020 x 192-300 microns, narrowly ovoid, entirely embedded except for the slightly projecting ostioles, extending upward and oblique to the surface of the head, (Mains(4))
Habitat / Range
scattered to gregarious on mummified, often buried ant carcasses, usually one per ant, usually around ant nests in the woods, (Arora)
Similar Species
Ophiocordyceps ravenelii (Berk. & M.A. Curtis) G.H. Sung, J.M. Sung, Hywel-Jones & Spatafora has been reported by Adolf and Oluna Ceska from BC on larva in Ammophila arenaria stands in sand dunes, but with spores of atypical size: segments (7)10-15 x 1.5-2.5 microns - the 3.5-4cm high head was a black-brown cylinder narrowing upwards; it also occurs in the San Juan Islands of Washington.
