Table 1 The distinctive discriminating morphological characters for the Pleurotus eryngii species complex.

From: The famous cultivated mushroom Bailinggu is a separate species of the Pleurotus eryngii species complex

Source

Species or variety

Spore size (μm)

Pileus color

Gill

Stipe position

Length

Width

Zervakis et al.25

P. eryngii var. eryngii

9.1–13.5

4.8–6.7

Brown-red brown, warm brown, light beige to beige brown

Decurrent, cream to light beige, anastomoses

Central to eccentric

 

P. eryngii var. ferulae

9.6–13.8

4.7–6.9

Grey-brown to slate grey to beige brown

Decurrent, cream to light beige, anastomoses

Central to eccentric

 

P. nebrodensis

13.2–17.4

5.5–8.2

Light ivory to cream

Deeply decurrent, whitish to pale yellow reticulum at stipe

Central to eccentric, radiating

Kawai et al.8

P. eryngii var. ferulae

10–12

4.5–5.6

Brown, pale brown

Decurrent, pale brown, pale yellow brown

Central, white

 

P. nebrodensis

11–16

5–8

White, centrally tinged pale brown

Decurrent, cream

Central, white

 

Bailinggu

9–14

4–6

White

Decurrent, dull white, cream

Central, eccentric, white

Zervakis et al.11

Bailinggu

8.7–14.3

4.5–6.3

White to cream

×

×

 

P. ferulaginis

11.0–16.0

4.0–5.5

Whitish to ochraceous to beige to brown

White to cream to ivory

Decurrent

Teng44

P. eryngii var. ferulae

12–14

5–6

Brown, to white gradually

Decurrent, white, light yellow

Eccentric, white

Ying et al.45

P. eryngii var. ferulae

12–14

5–6

Brown, to white gradually

Decurrent, white to light yellow

Eccentric, white

Mao5

Bailinggu

9–13.5

4.5–5.5

White

Decurrent, white

Lateral, eccentric, white

  1. The crosses indicate that the trait has not been described.