PART 1

6. Microconidia known............................................................................................................... 7
7. Microconidia filiform, curved, 16-27 µm long; ascospores
24-34 × 8.5-11 µm, with 8-10 rows of cells; Collier, Polk
and Washington counties......................................................... J. variiformis R. C. Harris
7. Microconidia rod-shaped, 6-9 µm long; ascospores
24-33 × 10-15 µm, with 8(-10) rows of cells;
Dade County.................................................................................... J. asema R. C. Harris
6. Microconidia not known; ascospores 18-32 × 10-15 µm,
5-7 × 2-3-septate; Hawaiian Islands; no material seen ...........................................................
..................................................................................... [Peltosphaeria sandwichensis Petrak]
5. Ascospores 25 µm long or shorter ............................................................................................ 7
7. Microconidia known............................................................................................................... 8
8. Ascospores 22-25 × 11-14 µm, rather regularly 5-6 × 2-3-septate;
microconidia 5-8 µm long; oceanic?, Europe .......................[J. sericea (Massal.) Coppins]
8. Ascospores 17-23 × 7-9 µm, irregularly submuriform to muriform,
4-6 × 1-2-septate; microconidia 6-10 µm long; a single questionable
Calkins record from Duval County ...................................J. fallaciosa (Arn.) R. C. Harris
7. Microconidia not known; ascospores 13-19 × 7-9 µm,
3-5 × 1-2-septate; California; no material seen .................. [Peltosphaeria californica Petrak]
4. Asci broad, mostly pyriform but occasionally long-ellipsoidal;
ascospores 26-38 × 12-16 µm, with 8-10 rows of cells;
microconidia 10-20 µm long; peninsular Florida ..........................J. sublactea (Nyl.) R. C. Harris
3. Asci long-cylindrical, 200-300 × 20-25 µm with uniseriate spores..................................................... 9
9. Ascospores larger, 24 × 9 µm or over ......................................................................................... 10
10. Ascospores large, 29-46 × (9.5-)11-14 µm ........................................................................ 11
11. Ascospores 36-46 × 12-13(-15) µm, rather irregularly
7-11 × 1-2-septate, with large cells; microconidia 6-7 µm
long; on bark of Taxodium; Collier, Dade, Duval and
Wakulla counties .........................................................................J. taxodii R. C. Harris
11. Ascospores 29-37 × 11-14 µm, regularly 7-11 × 2-4-septate,
with smaller cells; microconidia 10-11 µm long; on decorticate
stems of shrubs; California ............................... [J. vitrispora (Cooke & Harkness) Barr]
10. Ascospores smaller, 24-30(-35) × 9-12 µm (NB: 3 choices below).................................... 12
12. Microconidia 5-6 µm long; ascospores 24-30 × 9-11 µm,
with 8-9 rows of cells; on Xanthoxylum; Flagler County...................Julella sp. 2485-B
12. Microconidia 8-9 µm long; ascospores 24-35 × 11-12.5 µm,
with 6-8 rows of cells; Namibia.................................................................[Harris 18533]
12. Microconidia 15-17 µm, curved; ascospores 25-30 × 9-12 µm,
with 7-8 rows of cells; Namibia.................................................................[Harris 18519]
80