PART 1
PART 1
PART 1
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21. Hymenium with abundant oil droplets; ascospores 12-16/ascus;<br />
upper hymenium KOH+ purplish; south to Polk<br />
County............................................................................Hafellia bahiana (Malme) Sheard var. pleiotropa (Malme) Sheard<br />
21. Hymenium without oil droplets; ascospores 24-32/ascus; upper<br />
hymenium KOH-; south to Polk County.....................................................................Amandinea polyspora (Willey) ined.<br />
2. Thallus PD+ orange-red (fumarprotocetraric acid); ascospores 13.5-16.5 × 6.5-7.5 µm;<br />
Franklin, Levy, Liberty, Santa Rosa and Wakulla counties .................................................................... B. rubifaciens R. C. Harris<br />
1. Thallus with yellow soredia (KC+ orange) in punctiform to diffuse, confluent soralia;<br />
ascospore wall strongly ornamented; ascospores 16-19 × 9-11.5 µm; south to Polk County........................ B. wheeleri R. C. Harris<br />
DIRINARIA (Tuck.) Clements<br />
1. Thallus not sorediate, pustulate or isidiate ............................................................................................................................................. 2<br />
2. Apothecial disk with white pruina or pruina lacking ............................................................................................................................ 3<br />
3. Sekikaic acid agg. present; throughout Florida ................................................................................................D. confusa Awasthi<br />
3. Divaricatic acid present; south to Polk County ..................................................................................... D. confluens (Fr.) Awasthi<br />
2. Apothecial disk with purple pruina; divaricatic acid; throughout Florida<br />
......................................................................................................................................................... D. purpurascens (Vainio) Moore<br />
1. Thallus sorediate, pustulate or isidiate ................................................................................................................................................... 4<br />
4. Medulla white....................................................................................................................................................................................... 5<br />
5. Sorediate, pustulate or isidiate-pustulate ....................................................................................................................................... 6<br />
6. Sorediate, soralia mostly orbicular, eroded to capitate; soredia farinose ................................................................................. 7<br />
7. Lobes plane, not confluent, irregularly branched; apices truncate; thalli mostly<br />
smaller than next; divaricatic acid; throughout Florida .................................................. D. picta (Swartz) Clements & Shear<br />
7. Lobes often convex, confluent; apices flabellate;<br />
divaricatic acid; throughout Florida ................................................................................................D. applanata (Fée) Awasthi<br />
6. Pustulate or isidiate-pustulate; divaricatic acid; throughout Florida...................................................D. aegialita (Ach.) Moore<br />
5. Isidiate; isidia subglobose to cylindrical, not forming pustules or soredia<br />
divaricatic acid; Citrus and Okeechobee counties.......................................................................... D. papillulifera (Nyl.) Awasthi<br />
4. Medulla red; divaricatic acid; Levy and Seminole counties....................................................................D. leopoldii (Stein) Awasthi<br />
HAFELLIA Kalb, Mayrhofer & Scheidegger<br />
The treatment follows Sheard (Bryologist 95: 79-87. 1992) although I am somewhat uncomfortable about including Buellia bahaiana<br />
in Hafellia. The three species and one variety known from Florida are included in the key to Buellia above.<br />
HETERODERMIA Trevisan<br />
1. Thallus lobes shorter, not strap-like, mostly closely adnate to substrate............................................................................................... 2<br />
2. Lobes sorediate or isidiate; apothecia rare......................................................................................................................................... 3<br />
3. Sorediate .......................................................................................................................................................................................... 4<br />
4. Underside corticate ...................................................................................................................................................................... 5<br />
5. Salazinic acid and unknown PQ4 present; common, north<br />
of the Everglades.........................................................................................................H. albicans (Pers.) Swinscow & Krog<br />
5. Salazinic acid and unknown PQ4 absent; common, south<br />
to Highlands County ................................................................................................................H. speciosa (Wulfen) Trevisan<br />
4. Underside not corticate ................................................................................................................................................................ 6<br />
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