Observation 308286: Lactifluus deceptivus (Peck) Kuntze

When: 2017-09-16

Collection location: Mohican State Park, Ohio, USA [Click for map]

Who: Django Grootmyers (heelsplitter)

Specimen available

Notes:
Found by someone else on a group hunt. Potential ECM hosts noticed in the area were Quercus spp., Pinus strobus, Tsuga canadensis, Fagus grandifolia, Carpinus caroliniana and Betula alleghaniensis. Odor not distinctive. Taste slowly acrid. Latex watery to white and drying white. Gills discoloring brown. Cap margin cottony and inrolled when young. Spores amyloid and with warts not forming a reticulum. Spore measurements from Piximetre: (8.6) 8.8 – 10.1 (11.1) × (5.7) 6.2 – 7.4 (8.2) µm, Q = (1.2) 1.3 – 1.5 (1.6); N = 20, Me = 9.5 × 6.8 µm; Qe = 1.4
Individual spores: 11.09 × 8.18 µm, 9.84 × 7.07 µm, 9.34 × 7.32 µm, 9.50 × 7.13 µm, 9.30 × 6.09 µm, 10.15 × 7.43 µm, 9.07 × 5.72 µm, 10.08 × 6.57 µm, 9.94 × 7.25 µm, 9.57 × 6.66 µm, 9.38 × 7.57 µm, 9.17 × 6.23 µm, 8.62 × 6.50 µm, 9.72 × 6.68 µm, 8.85 × 6.20 µm, 8.88 × 6.63 µm, 9.16 × 6.94 µm, 9.50 × 7.00 µm, 8.71 × 6.77 µm, 10.01 × 6.73 µm

Species Lists

Images

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Crush mount of gill segment in Melzer’s at 400x

Proposed Names

57% (1)
Used references: Bessette, A., Harris, D. B., & Bessette, A. R. (2009). Milk mushrooms of North America. Syracuse University Press.
Based on microscopic features: Spore ornamentation

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= Observer’s choice
= Current consensus

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Created: 2018-02-05 05:39:49 -03 (-0300)
Last modified: 2018-02-05 05:39:54 -03 (-0300)
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