Table 4.

Comparison of morphological characters of selected Colletotrichum isolates discussed in this study with the reference type strains (*, in bold).

Taxon	Strain	Colony morphology	Conidia Length	Conidia Width	Conidia shape	Growth rate
C. alienum	GA524	cottony, grey aerial mycelium; reverse dark grey to pale orange in centre	14.5–20.0 μm Mean = 15.7 ± 0.2 μm	3.5–6.5 μm Mean = 5.0 ± 0.1 μm	cylindrical with broadly rounded ends	4.5 mm/day
C. alienum	ICMP 12071*	cottony, grey aerial mycelium; reverse dark grey to pale orange	12.5–22.0 µm Mean = 16.5 ± 1.0 µm	3.0–6.0 µm Mean = 5.0 ± 0.50 µm	cylindrical with broadly rounded ends	8.5 mm/day
C. aenigma	GA050	aerial mycelium sparse, white to grey; reverse dark grey	14.0–22.0 μm Mean = 17.4 ± 0.2 μm	4.5–7.0 μm Mean = 5.9 ± 0.1 μm	cylindrical with broadly rounded ends	9.4 mm/day
C. aenigma	ICMP 18608*	aerial mycelium sparse, cottony, white; reverse pale orange	12.0–16.5 µm Mean = 14.5 ± 0.5 µm	5.0–7.5 µm Mean = 6.1 ± 0.2 µm	cylindrical with broadly rounded ends	3.5 mm/day
C. fructicola	GA186	cottony, pale orange aerial mycelium; reverse pale orange	11.0–17.0 μm Mean = 14.1 ± 0.2 μm	3.5–7.0 μm Mean = 5.0 ± 0.1 μm	cylindrical with slightly tapered ends	11.6 mm/day
C. fructicola	ICMP 18581*	cottony, dense pale grey aerial mycelium	9.7–14.0 µm Mean = 11.4 ± 0.9 µm	3.0–4.5 µm Mean = 3.5 ± 0.35 µm	cylindrical	10.7 mm/day
C. gloeosporioides	GA070	cottony, pale orange aerial mycelium; reverse dark orange	12.0–17.0 μm Mean = 14.2 ± 0.2 μm	3.5–6.5 μm Mean = 5.2 ± 0.1 μm	cylindrical, obtuse at the apex	10.5 mm/day
C. gloeosporioides	ICMP 17821*	grey to brown, with pinkish patches; reverse dark brown	8.5–17.0 μm	3.5–4.5 μm	straight, cylindrical, obtuse at the apex	9.5 mm/day
C. karstii	GA206	yellowish to orange with whitish margins; reverse pale grey to orange	10.0–15.0 μm Mean = 13.5 ± 0.2 μm	4.0–7.0 μm Mean = 5.7 ± 0.1 μm	straight, cylindrical, rounded at both ends	8.9 mm/day
C. karstii	CBS 127597*	grey to white aerial mycelium; reverse colorless to pale orange	14.5–17.0 μm	5.0–6.5 μm	straight, cylindrical, rounded at both ends	3.8 mm/day
C. nupharicola	GA253	grey to white velvety mycelium; reverse dark grey to white	12.5–17.5 μm Mean = 15.1 ± 0.2 μm	4.5–7.0 μm Mean = 5.7 ± 0.1 μm	fusiform to cylindrical	8.0 mm/day
C. nupharicola	ICMP 17939*	yellowish to orange with whitish margins	14.0–53.0 μm	5.0–10.0 μm	cylindrical to clavate	4.3 mm/day
C. perseae sp. nov.	GA100* = CBS 141365*	cottony, white mycelium; reverse pale white to grey	13.0–19.0 μm Mean = 15.7 ± 0.1 μm	4.0–6.5 μm Mean = 5.2 ± 0.1 μm	straight, cylindrical, rounded or tapered ends	10.4 mm/day
C. theobromicola	GA002	cottony, pale orange to grey mycelium; reverse dark grey to orange	11.0–15.0 μm Mean = 12.7 ± 0.2 μm	4.5–7.0 μm Mean = 5.7 ± 0.1 μm	cylindrical, obtuse at the apex	11.1 mm/day
C. theobromicola	ICMP 18649*	greyish mycelium	14.5–18.7 μm	4.5–5.5 μm	subcylindrical	12.5 mm/day
C. siamense	GA331	cottony, white to grey mycelium	11.5–16.5 μm Mean = 13.6 ± 0.2 μm	3.5–6.0 μm Mean = 4.6 ± 0.1 μm	fusiform to cylindrical	11.4 mm/day
C. siamense	ICMP 18578*	Cottony, pale yellowish to pinkish mycelium	7.0–18.3 µm	3.0–6.0 µm	fusiform to cylindrical	9.1 mm/day