Rinodina, Gray, 1821

Galanina, Irina A., Kharpukhaeva, Tatyana M. & Poryadina, Lena N., 2024, Rinodina riparia (Physciaceae, lichenized Ascomycota) new to Eurasia from China and Russia, Phytotaxa 652 (2), pp. 165-170 : 168

Key to the Rinodina species with Dirinaria - type spores in Buryatia

1. On rock ...............................................................................................................................................................................................2

- On bark, wood and plant debris..........................................................................................................................................................3

2. K+ yellow, P+ yellow, atranorin present in cortex ............................................................................................................. R. jacutica

- K-, P- .................................................................................................................................................................................. R. gennarii

3. Spores averaging 12.0–21.0 μm .........................................................................................................................................................4

- Spores averaging 21.0–26.0 μm .........................................................................................................................................................5

4. Spores averaging 12.0–18.0 μm .........................................................................................................................................................6

- Spores averaging 17.5–21.0 μm .........................................................................................................................................................7

5. Spores have lightly pigmented and more bulbous apices at maturity, thallus is usually gray apothecia broadly attached and densely contiguous to 1.00 mm diameter .......................................................................................................................................... R. riparia

- Spores do not have lightly pigmented and more bulbous apices at maturity, thallus is usually being a shade of brown and narrowly attached apothecia to 0.70 mm diameter ........................................................................................................................ R. endospora

6. Spores with lumina Physcia -like at maturity, apothecia erumpent ....................................................................................................8

- Spores with lumina Physconia -like at maturity, apothecia not erumpent ..........................................................................................9

7. Spores averaging 19.0–21.0 μm, blastidia and (or) consoredia often present................................................................. R. albertana

- Spores averaging 17.5–19.0 μm, blastidia and consoredia absent ................................................................................. R. metaboliza

8. Spores averaging 15.5–16.5 μm .............................................................................................................................................. R. oleae

- Spores averaging 16.5–18.0 μm ................................................................................................................................... R. manshurica

9. Spores averaging 12.5–13.5 μm ............................................................................................................................................ R. pyrina

- Spores averaging 15.0–18.0 μm ..................................................................................................................................... R. mongolica