Phallus species

Li, Ting, Li, Taihui, Deng, Wangqiu, Song, Bin, Deng, Chunying & Yang, Zhu L., 2020, Phallus dongsun and P. lutescens, two new species of Phallaceae (Basidiomycota) from China, Phytotaxa 443 (1), pp. 19-37 : 33

Key to Phallus species with a coloured indusium

1 Receptacle rugulose to merulioid, pale yellow ; volva black; indusium white to pale yellow, often expanded to midway between Receptacle and volva; type locality in Central America .............................................................................................. P. atrovolvatus

1 Receptacle reticulate; volva not black................................................................................................................................................2

2 Indusium often hanging down 1/2 or less than 1/2 of pseudostipe length .........................................................................................3

2 Indusium often hanging down obviously more than 1/2 of pseudostipe length.................................................................................4

3 Indusium hanging down less than 1/4 or 1/3 of pseudostipe length, pale orange red to pastel red; receptacle orange to reddish; pseudostipe reddish to pale orange, pinkish to white at base; volva white, reddish to pale red; type locality in E. Asia.................... .................................................................................................................................................................................. P. nanchangensis

3 Indusium usually hanging down about 1/2 of pseudostipe length, lemon-yellow pink; receptacle bright orange to orange; pseudostipe white to pale pinkish; volva pale yellow to pinkish; type locality in Oceania................................................................ P. multicolor

4 Basidiomata small, 50–80 mm high; pseudostipe thinner than 12 mm, clear orange at apex, cream to yellowish at base; receptacle pallid orange, reticulate with sharp costae; indusium creamy to yellowish, hanging down about 1/2 to 2/3 of pseudostipe length; volva light grey with orange flush; type locality in Africa.................................................................................................. P. flavidus

4 Basidiomata higher than above; pseudostipe thicker than 12 mm; type locality in Asia ...................................................................5

5 Volva vinaceous, dark vinaceous, chestnut-brown when matured or dried........................................................................................6

5 Volva dull white to yellowish grey or pinkish white ..........................................................................................................................7

6 Basidiomata 85–240 mm high; receptacle yellow to orange yellow; indusium yellow to yellowish orange, well-developed, almost touching the soil; pseudostipe white cream to pale yellow, pink to reddish purple at base, 15–25 mm in diam.; type locality in E. Asia......................................................................................................................................................................................... P. luteus

6 Basidiomata 75–110 mm high; receptacle lemon yellow to orange; indusium yellowish white to orange, hanging down about 3/4 of pseudostipe length; pseudostipe white, 11–22 mm in diam.; type locality in S. Asia ................................ P. indusiatus f. citrinus

7 Indusium cinnabar or salmon, hanging down about 2/3 to 3/4 of pseudostipe length; receptacle cinnabar red; volva greyish white to brownish; basidiomata 70-130 mm high; type locality in E. Asia .......................................................................... P. cinnabarinus

7 Indusium white, pale yellow to deep yellow ......................................................................................................................................8

8 Basidiomata up to 130 mm high; receptacle yellowish white to pale yellow; indusium white, pale yellow to deep yellow, hanging down about 2/3 to 5/6 of stipe length; pseudostipe white to very weakly cream white, up to 17 mm thick; volva dull white to yellowish grey or pinkish white; type locality in E. Asia.................................................................................................. P. lutescens

8 Basidiomata 130–165 mm high; receptacle dark orange to golden orange; indusium light orange; well-developed, almost touching the soil; pseudostipe creamy white, up to 22 mm thick; volva yellowish white; type locality in E. Asia ........................................... ...................................................................................................................................................................................... P. haitangensis