PART 1
PART 1
PART 1
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2. Rhizines present.................................................................................................................................................................................. 3<br />
3. Upper cortex paraplectenchymatous; lower cortex present .......................................................................................................... 4<br />
4. Medulla white (bright red orange in Phaeophyscia rubropulchra), PD-; cortex UV-;<br />
apothecia with thalline margin..................................................................................................................................................... 5<br />
5. Cortex KOH+ yellow .....................................................................................................................................................Physcia<br />
5. Cortex KOH- ......................................................................................................................................................Phaeophyscia<br />
4. Medulla often orangish or yellowish, if white then cortex UV+ yellow<br />
or medulla PD+ orange; apothecia without thalline margin...............................................................................................Pyxine<br />
3. Upper cortex prosoplectenchymatous; lower cortex often lacking............................................................................Heterodermia<br />
2. Rhizines lacking or very sparse and poorly developed ...................................................................................................................... 6<br />
6. Divaricatic acid or sekikaic acid agg. present; underside black; lobes separable from<br />
the substrate; hypothecium brown .......................................................................................................................................Dirinaria<br />
6. No substances present; lobes entirely adnate to the substrate; hypothecium pale.................................................. Hyperphyscia<br />
1. Thallus crustose ...................................................................................................................................................................................... 7<br />
7. Ascospores with irregularly thickened walls ....................................................................................................................................... 8<br />
8. Ascospores small, under 30 µm long; hymenium not inspersed.............................................................................Rinodina s. lat.<br />
8. Ascospores larger, over 30 µm long; hymenium inspersed ................................................................................................ Hafellia<br />
7. Ascospores with uniformly thin walls or somewhat thickened only at<br />
septum (Buellia imshaugiana)............................................................................................................................................................. 9<br />
9. Conidiospores oblong or rod shaped......................................................................................................................................Buellia<br />
9. Conidiospores filiform, curved.........................................................................................................................................Amandinea<br />
BUELLIA De Notaris<br />
including AMANDINEA Scheid. & Mayrh. & HAFELLIA Kalb et al.<br />
1. Thallus not sorediate ............................................................................................................................................................................... 2<br />
2. Thallus PD- or PD+ yellow (norstictic or baeomycesic acid).............................................................................................................. 3<br />
3. Ascospores 8/ascus ........................................................................................................................................................................ 4<br />
4. Ascospores 15 µm or more long and 5 µm or more wide........................................................................................................... 5<br />
5. Apothecial disk naked ............................................................................................................................................................. 6<br />
6. Ascospores 2-celled ............................................................................................................................................................ 7<br />
7. Norstictic acid present; ascospore wall not or weakly ornamented ............................................................................... 8<br />
8. Hymenium without oil droplets or rarely with some oil in upper part.......................................................................... 9<br />
9. Ascospore wall thickened at septum; ascospores<br />
18-22 × 7-8.5(-10) µm; common, throughout Florida................................................ B. imshaugiana R. C. Harris<br />
9. Ascospore wall not thickened at septum; ascospores<br />
16-23 × 6-9 µm; common, south to Polk County..........................................................B. curtisii (Tuck.) Imshaug<br />
8. Hymenium with numerous oil droplets throughout ................................................................................................... 10<br />
10. Ascospores 14-22 × 6-8 µm ................................................................................................................................ 11<br />
11. Hymenium greenish above, KOH+ purplish; common,<br />
throughout Florida ..................................................................................... Hafellia bahiana (Malme) Sheard<br />
11. Hymenium brownish above, KOH-; throughout Florida.................................................. B. curatellae Malme<br />
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