Anthracoidea species

Denchev, Teodor T. & Denchev, Cvetomir M., 2016, Anthracoidea caricis-reznicekii (Anthracoideaceae), a new species on Carex reznicekii, and A. eburneae, a new record for the USA, Phytotaxa 244 (1), pp. 69-79 : 74

Key to the Anthracoidea species on Carex section Acrocystis

1 Mature spores with conspicuous, often numerous (up to 8) protuberances; wall up to 6 μm thick. [Currently known on C. reznicekii ] ........................................................................................................................................................... A. caricis-reznicekii

1* Spores with fewer and less conspicuous protuberances or protuberances absent; wall up to 4 μm thick......................................... 2

2 Spore wall with low warts, up to 0.2 μm high. [Currently known on C. globularis ] .................................................... A. globularis

2* Spore wall with warts 0.2–0.4 μm high or higher ............................................................................................................................ 3

3 Spore germination of Anthracoidea - type. [Currently known on C. amgunensis , C. deflexa , (?) C. ericetorum , C. inops subsp. heliophila , C. montana , C. oxyandra , C. peckii , C. pensylvanica , C. pilulifera , C. rossii , C. umbellata , (?) C. vanheurckii ]................ .............................................................................................................................................................................................. A. caricis

3* Spore germination of Proceres - type. [Currently known on C. tomentosa ] ................................................................. A. tomentosae