View A43-1112-1979-eng.pdf

EDIBLE AND POISONOUS MUSHROOMS OF CANADA
Key
1. Fruiting body a stalked structure with a differentiated apical portion
where the spores are borne; odor offensive 2
1. Fruiting body not as above 4
2. Apical spore-bearing portion forming a distinct pileus,
separate from the stalk : 3
2. Apical spore-bearing portion a continuation of the stalk,
not separate; fruiting body pinkish, odor slight Mutinus caninus
3. Plant with a lacy veil extending below the pileus Dictyophora duplicata
3. Veil membranous, inconspicuous, scarcely extending below the pileus;
surface of pileus granular, greenish Phallus ravenelii
4. Fruiting body a small cup-like structure striate within, containing
several tiny spore cases, suggesting a nest containing eggs Cyathus striatus
4. Fruiting body not as above 5
5. Outer layers of fruit body splitting into several segments or rays
to form a star-shaped body Geastrum triplex
5. Outer layers of fruit body not splitting into rays 6
6. Fruiting body very large; spores dispersed by wearing away
of the outer layers Calvatia gigantea
6. Fruiting body not over 3 in. in diameter; spores dispersed
through an apical pore 7
7. Inner coat rather papery; fruiting bodies easily becoming detached
and blown about by the wind Bovista pila
7. Inner coat not papery; fruiting bodies remaining attached 8
8. Outer coat of cone-shaped spines that fall off leaving
distinct spots; typically growing on the ground Lycoperdon perla turn
8. Outer coat more or less persistent, rough, not of conical spines;
typically growing in clusters on rotten wood Lycoperdon pyriforme
MUTINUS CANINUS (Pers.) Fr. Not edible
Figure 370, page 255
EGG white, ovoid, about Yx-Ya X Vi-V^ in., attached by a rhizomorph.
FRUITING BODY 2-4 in. tall, 14-% in. thick, cylindric, equal, narrowed at the
apex and usually perforated, pinkish to whitish, olivaceous brown at the tip
where the spores are borne, sheathed at the base by a volva. odor unpleasant
but relatively sHght. spores 4-5 X 1.5- Iji.
Singly or gregarious on soil or rotten wood in open woods, sometimes in
gardens. July-Sept.
The small size and pinkish colors are distinctive for this species. Usually
the odor is relatively weak.
DICTYOPHORA DUPLICATA (Bosc) E. Fisch. Not edible
Figure 400, page 291
EGG 1 1^-2% in. in diameter, subglobose to somewhat flattened or ovate,
whitish, sometimes wrinkled at the base, attached by a thick white rhizomorph.
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