Taxonomy and phylogeny of five novel Trichoderma (Hypocreaceae, Hypocreales) species isolated from decaying wood in China Author Jin, Guang-Shuo https://orcid.org/0009-0007-8683-7395 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China & College of Plant Protection, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Ji, Jing https://orcid.org/0009-0006-5854-0407 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China & College of Plant Protection, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Zhao, Gui-Long https://orcid.org/0009-0004-6586-5168 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China & College of Plant Protection, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Liang, Bo https://orcid.org/0009-0000-5812-5453 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China & College of Plant Protection, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Li, Xin-Ze https://orcid.org/0009-0008-0360-2513 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China & College of Plant Protection, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Yu, Yang https://orcid.org/0009-0000-9546-4884 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China & College of Plant Protection, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Zhuang, Wen-Ying 0000-0002-1162-9678 State Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100101, China Author Li, Yu 0000-0003-4719-7210 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Ji, Rui-Qing 0000-0002-4799-0270 Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China Author Zhu, Zhao-Xiang 0000-0002-8330-918X Engineering Research Center of Edible and Medicinal Fungi, Ministry of Education, Jilin Agricultural University, Changchun 130118, Jilin Province, China text MycoKeys 2026 2026-05-27 133 67 102 journal article 315277 10.3897/mycokeys.133.187172 4e2b2826-4a7c-4e64-806c-9e68786d5a6a

Table 4. Morphological comparisons of Trichoderma liaoningense with T. brevicompactum and T. protrudens. Traits with significant differences are highlighted in a dark color. A dash (–) indicates that the character is not reported.

Character		T. brevicompactum (Degenkolb et al. 2008)	T. protrudens (Degenkolb et al. 2008)	T. liaoningense (this study)
Colony radius after 72 h at 25 ° C (mm)	CMD	–	–	68–70
	PDA	30 – 50	30–38	57–60
	SNA	35	30–41	40–43
Phialides	Length (μm)	(3.7 –) 4.7–6.7 (– 15.0)	(4.0 –) 5.5–9.0 (– 12.0)	(8.5 –) 9.5–13.2 (– 18.3)
	Width (μm)	(2.5 –) 3.0–3.7 (– 4.5)	(2.2 –) 2.5–3.0 (– 3.2)	(2.5 –) 2.8–3.7 (– 4.1)
	l / w ratio	(1.1 –) 1.3–2.2 (– 5.1)	(1.4 –) 1.8–3.4 (– 5.0)	(2.6 –) 2.9–4.3 (– 5.6)
	Basal width (μm)	(1.3 –) 2.0–2.7 (– 3.7)	(1.5 –) 1.7–2.7 (– 3.2)	1.7–2.6 (– 2.8)
Conidia	Shape	Subglobose	Subglobose to ovoidal	Obovate
	Color	Yellowish green	Green	Green
	Length (μm)	(2.2 –) 2.7–3.0 (– 3.7)	(2.5 –) 2.7–3.2 (– 3.5)	(3.4 –) 3.6–4.4 (– 4.9)
	Width (μm)	(2.0 –) 2.2–2.7 (– 3.0)	(2.2 –) 2.5–2.7 (– 3.0)	(2.5 –) 2.6–3 (– 3.2)
	l / w ratio	(0.9 –) 1.1–1.3 (– 1.4)	1.0–1.3 (– 1.5)	1.2–1.5 (– 1.8)
Chlamydospores	Length (μm)	(5.7 –) 8.0–11.0 (– 13.5)	–	–
	Width (μm)	(5.0 –) 6.5–9.2 (– 10.2)	–	–
Odor and pigment		Absent	Absent	Absent