How to identify Black Saddle

To correctly identify Black Saddle (Helvella lacunosa), check each of these features in order. Misidentification is the most common cause of mushroom poisoning, so cross-reference multiple sources.

Step-by-step identification

1. 1

   Cap

   Shape, color, surface texture, and diameter.

   Dark grey to black, saddle-shaped, consisting of two or three lobes that are folded and fused.

2. 2

   Gills

   Attachment to stem, color, and spacing.

   Not applicable (ascomycete, uses asci).

3. 3

   Stem

   Length, shape, surface, and any ring.

   Deeply ribbed or fluted, whitish to greyish, hollow chambers inside.

4. 4

   Flesh

   Color, texture, and bruising reaction.

   Thin, brittle, and waxy texture.

5. 5

   Fruiting body

   Overall growth pattern.

   Irregularly lobed, saddle-shaped cap, 2-10 cm wide, often dark grey to black.

6. 6

   Habitat

   Where it grows and on what substrate.

   Found on the ground, often under conifers or deciduous trees; also reported on burnt ground.

Key Facts

Cap surfaces

Smooth to wrinkled, irregular

Growth Form

Solitary to clustered

Spore Print

White

Body color

Dark grey to black

Odor

Mild

Flesh bruises

No

Height

5-15 cm

Cap Diameter

2-10 cm

Fruit body characteristics

• Gill attachment: N/A
• Stem shape: Deeply lacunose/ribbed
• Stem surface: Smooth but irregular due to ribbing
• Ring: None
• Stem cross-section: Hollow or chambered

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