Hodophilus, R. Heim, 1958

Tang, Songming, Lv, Tong, He, Jun, Yu, Fengming, Luo, Hongmei & Li, Shuhong, 2023, Hodophilus pseudoglabripes (Clavariaceae, Agaricales), a new species from Thailand, Phytotaxa 597 (3), pp. 219-230 : 227-228

Key to known Hodophilus species

1 Pileus white to yellow, vivid yellow, yellow brown, orange grey......................................................................................................2

1 Pileus greyish brown, light brown, coffee brown, hair brown, dark brown, greyish brown to brownish orange ............................10

2 Stipe vivid yellow to brown ...............................................................................................................................................................3

2 Stipe white to yellowish, greyish orange............................................................................................................................................5

3 Stipe brown, without any yellow colour............................................................................................................... H. hymenocephalus

3 Stipe have more or less yellow colour................................................................................................................................................4

4 Stipe colour soon changes and becomes partly to almost completely brown with age ..................................................... H. praecox

4 Stipe vivid yellow and remains so even in mature basidiomata....................................................................................... H. micaceus

5 Lamellae number>20..........................................................................................................................................................................6

5 Lamellae number≤20..........................................................................................................................................................................9

6 Caulocystidia often irregularly inflated, nodulose, lobate and twisted ..................................................................... H. albofloccipes

6 Caulocystidia clavate, occasionally subcapitate or obpyriform, obtuse.............................................................................................7

7 Basidiomata with a slight yam bean odor...........................................................................................................................................8

7 Basidiomata with an unpleasant, mercaptan-like odor........................................................................................... H. tenuicystidiatus

8 Pileus 15–50 mm diam.; pileipellis cells obpyrifrom, subglobous, ellipsoid, sphaero-pedunculate or broadly clavate.. H. glabripes

8 Pileus 11–25 mm diam.; pileipellis cells obpyrifrom, subglobose....................................................................... H. pseudoglabripes

9 Naphthalene odour; lamella number≤18; caulocystidia clavate or obpyriform ...............................................................................11

9 Indistinct odour; lamella number=16–22; caulocystidia irregularly nodulose-lobate, mostly obtuse ...................... H. phaeoxanthus

10 Pileus 6–18 mm; stipe 25–40 × 1.0–2.0 mm; basidiospores broadly ellipsoid, Q m =1.17–1.36 ......................................... H. pallidus

10 Pileus 2–10 mm; stipe 9–30 × 0.8–1.5 mm; basidiospores narrowly ellipsoid, Q m =1.22-1.40............................................ H. smithii

11 Basidiomata with distinct naphthalene odours .................................................................................................................................12

11 Basidiomata with weak naphthalene odours ....................................................................................................................................14

12 Pileus 4–11 mm diam.; pileus colour dark blond to eye brown and stipe colour bronze to brownish orange ..................... H. hesleri

12 Some pileus more than 11 mm diam.; pileus colour and stipe colour grey brown ..........................................................................13

13 Lamellae number 18–26; basidiospores 5.1–5.9 × 4.2–4.7 μm, Q m =1.20–1.36.................................................................. H. foetens

13 Lamellae number 15–20; basidiospores 5.0–5.7 × 3.9–4.5 μm, Q m =1.20–1.36 ............................................................ H. subfoetens

14 Stipe without dots ............................................................................................................................................................ H. rugulosus

14 Stipe have dots..................................................................................................................................................................................15

15 Stipe with distinct dark dots .............................................................................................................................................................16

15 Stipe never with dark dots ................................................................................................................................................................17

16 Pileus 7–14 mm diam.; basidiospores 4.6–5.4 × 3.5–4.2 μm, Q m =1.21-1.39; caulocystidia 18.0–33.5 × 5.5–11.5 μm...................... ...................................................................................................................................................................................... H. atropunctus

16 Pileus 5–22 mm diam.; basidiospores 4.8–5.4 × 3.9–4.5 μm, Q m = 1.15–1.28; caulocystidia 20.5–38.5 × 6.5–13.5 μm.................... ...................................................................................................................................................................................... H. variabilipes

17 Strong odour; lamellae colour pallid to pale orange ........................................................................................................................18

17 Weak or indistinct odour; lamellae colour orange grey, brown, or grey brown ...............................................................................20

18 Lamellae pale orange; basidiospores 4.0–5.0 × 3.0–5.0 μm, Q m =1.0–1.66 ........................................................................ H. indicus

18 Lamellae pale drab to darker with age .............................................................................................................................................19

19 Caulocystidia on average wider than 8 μm ..................................................................................................................... H. peckianus

19 Caulocystidia on average narrower than 7 μm ............................................................................................................. H. paupertinus

20 Stipe colour changing with age ........................................................................................................................................................21

20 Stipe colour unchanging with age ....................................................................................................................................................23

21 Stipe grey brown to dark brown with age ................................................................................................................... H. cambriensis

21 Stipe yellow or light yellow to greyish yellow or dark grey ............................................................................................................22

22 Basidiospores 4.1–4.7 × 3.3–3.8 μm ............................................................................................................................. H. stramineus

22 Basidiospores 4.8–5.5 × 3.8–4.4 μm ................................................................................................................................. H. anatinus

23 Stipe yellow; basidiospores 4.9–5.6 × 3.9–4.3 μm................................................................................................... H. subfuscescens

23 Stipe dark brown to greyish brown; basidiospores shorter or longer...............................................................................................24

24 Stipe 25–35 mm; 22–24 lamellae; basidiospores 4.4–4.9 μm long.............................................................................. H. carpathicus

24 Stipe 18–25 mm; 11–19 lamellae; basidiospores 6.3–6.5 μm long............................................................................. H. decurrentior