Anadelphia (Clayton, 1966)

Denchev, Teodor T. & Denchev, Cvetomir M., 2016, Jamesdicksonia anadelphiae-trichaetae (Georgefischeriales) and Sporisorium anadelphiae-trichaetae (Ustilaginales), new species on Anadelphia trichaeta (Poaceae) from Guinea, Phytotaxa 252 (3), pp. 205-216 : 215

Key to the smut fungi on Anadelphia , Elymandra , and Monocymbium

1 Sori in leaves and spatheoles..............................................................................................................................................................2

1* Sori in some ovaries of an inflorescence or in spikelets....................................................................................................................3

2 Sori form non-erumpent streaks or patches on leaves and spatheoles. Spores (9–)9.5–15.5(–18.5) μm long, spore wall 1.2– 3.0(–3.8) μm thick. [Currently known on Anadelphia pumila ] ......................................................... Jamesdicksonia anadelphiae

2* Sori form erumpent streaks on leaves and spatheoles. Spores (11.5–)13–23.5(–26.5) μm long, spore wall (2.0–)2.5–7.0(–9.0) μm thick. [Currently known on Anadelphia trichaeta ] .............................................................. Jamesdicksonia anadelphiae-trichaetae

3 Sori in some ovaries of an inflorescence. [Currently known on Elymandra androphila ]..................................................................4

3* Sori in spikelets..................................................................................................................................................................................5

4 Spores 10.5–15 μm long; spore walls echinate, with 1–1.5 μm high spines......................................... Macalpinomyces elymandrae

4* Spores 17–27 μm long; spore walls with apically flattened or rounded, densely situated projections, 1–2.5(–3) μm high................ .............................................................................................................................................................................. Tilletia elymandrae

5 Spore balls present. Spores dimorphic. Outer spores (9.5–)10.5–15(–16) μm long. Sterile cells absent. [Currently known on Anadelphia pumila ]...................................................................................................................................... Anthracocystis anadelphiae

5* Spore balls absent. Spores not dimorphic, smaller. Sterile cells present............................................................................................6

6 Spore wall moderately echinulate, spines up to 0.7 μm high. Spores (8.5–)9–11.5(–12.5) (10.5 ± 0.7) μm long. [Currently known on Anadelphia trichaeta ]............................................................................................................ Sporisorium anadelphiae-trichaetae

6* Spore wall minutely echinulate, spinules up to 0.3(–0.4) μm high. Spores (7–)7.5–10.5(–11.5) (9.1 ± 0.6) μm long. [Currently known on Monocymbium ceresiiforme ] ...................................................................................................... Sporisorium monocymbii