PART 1

conidia in a single row; macroconida oblong,
± constricted in middle, 8-10 × 4-5 µm;
ascospores ovoid, with submedian septum,
12-17 × 5-6 µm; Hong Kong................................A. throwerae R. C. Harris
10. Ascospores mostly more than 8.5 µm broad................................................. 21
21. Ascospores 8-12 µm broad ..................................................................... 22
22. Ascospores fusiform; septum slightly submedian
or median ........................................................................................... 23
23. Ascospores 22-28 × (7-)8-9.5 µm; Philippine
Islands ................................. A. sphaerocarpum (Vainio) R. C. Harris
23. Ascospores 26-32(-34) × 8.5-11.5 µm; Andaman
Islands ..............................................A. subnexum (Nyl.) R. C. Harris
22. Ascospores ovoid to broadly ovoid, with
septum strongly submedian, 18-23(-28) ×
9-14 µm; microconidia globose, ca. 2 µm diam.;
neotropical................................ A. leptospermum (Zahlbr.) R. C. Harris
21. Ascospores 23-32 × 12-18 µm broad, ovoid to broadly
ovoid, with strongly submedian septum; pantropical...................................
...........................................................A. subnectendum (Nyl.) R. C. Harris
9. Ascospores uniseriate.......................................................................................... 24
24. Ascospores 10-18 × 4.5-7 µm, elliptical or ovoid, with
septum slightly submedian or ± median; microconidia oblong
or elliptical, 2.5-3 × 1.5-2 µm or globose, ca. 2 µm diam.;
macroconidia elliptical or oblong, 5-7 × 3-4 µm;
cosmopolitan ..................................................... A. biforme (Borrer) R. C. Harris
24. Ascospores 17-22 × 9-9.5 µm, ovoid, with submedian
septum; macroconidia oblong or elliptical, 5-6 × 2.5-3 µm;
Philippine Islands ............................................A. consimile (Vainio) R. C. Harris
8. Ascospores granular ornamented, ovoid to ± pyriform, with
septum very markedly submedian, biseriate/irregular in ascus,
26-33 × 16-18 µm; microconidia globose, ca. 2 µm diam.;
Brazil...................................................................... A. adnexa (Müll. Arg.) R. C. Harris
7. Ascospores 37-52 × 17-24 µm, broadly elliptical, with ± median septum,
smooth?; New Zealand .......................................... A. magnospora (Knight) D. Hawksw.
6. Asci with 2-4 spores .......................................................................................................... 25
25. Ascospores 4/ascus, fusiform, thick-walled, with ± median
septum, strongly ornamented, 55-85 × 20-28 µm;
microconidia elliptical or oblong, 22-3 × 1.5 µm; Cuba,
Puerto Rico, St. Eustatius ...................................... A. excellens (Müll. Arg.) R. C. Harris
129