taxonID	type	description	language	source
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	description	Figs 4, 6 A, B	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	etymology	Etymology. " exiguus " (Latin) = small + " spora " (Latin) = spores, referring to the small macroconidia produced by this species.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	diagnosis	Diagnosis. Phylogenetically close to C. piauiensis and C. brassianae but differs in having smaller macroconidia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	materials_examined	Type. Colombia: Risaralda, Quinchia. Soils in Eucalyptus plantation. August 2016. C. A. Rodas. (Holotype PRU (M) 4501, stored in a metabolically inactive state; ex - holotype CMW 49752, CMW-IA 160). GenBank: OP 796405 (ACT); OP 822275 (CMDA); OP 822382 (HIS 3); OP 822489 (RPB 2); OP 822168 (TEF 1); OP 822596 (TUB 2).	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	description	Description. Sexual morph not observed. Conidiophores scarce on SNA, consisting of conidiogenous apparatus and stipes, branched or simple. Stipes infrequent, elongated, septate, 75 - 273 µm long, 2 - 5 µm wide near base, tapering towards apex, simple or occasionally dichotomously branched, mostly being part of conidiogenous apparatus; vesicles terminal, slightly inflate to ellipsoidal, 2 - 5 µm wide. Conidiogenous apparatus hyaline, simple or branched in 1 - 3 (- 4) tiers, uncommonly developing from stipes; main axis upright, septate, 20 - 275 x 3 - 7 µm; branches doliiform to cylindrical, primary branches 8 - 39 x 3 - 7 µm, secondary branches 8 - 24 x 2 - 6 µm, tertiary branches 10 - 23 x 2 - 5 µm, quarternary branches 10 - 14 x 3 - 4 µm. Conidiogenous cells holoblastic, hyaline, discrete, cylindrical to tapered above, often constricted near base, with periclinal thickening, 8 - 20 x 3 - 5 (11.8 + / - 2.71 x 3.2 + / - 0.5) µm. Macroconidia hyaline, cylindrical, round at apex, 1 - septate, septum sub-median or median, guttulate, 21 - 40 x 3 - 4 (30.9 + / - 4.09 x 3.5 + / - 0.23) µm. Chlamydospores present, scarce, in clumps or in chains. Mega - and microconidia not observed. Colonies on 2 % MEA in the dark for 6 d, white on surface, pale luteous in reverse, with moderate amount of aerial mycelium, with entire edges. Optimal growth temperature at 25 ° C reaching 65.2 mm in 6 d, followed by 20 ° C (57.3 mm), 15 ° C (39.8 mm), 10 ° C (19.7 mm), 5 ° C (8.2 mm), no growth at 30 ° C and 35 ° C. Colonies kept at 30 ° C and 35 ° C being relocated to 25 ° C for another 6 d revived (30 ° C) and showed no growth (35 ° C). Colonies on 2 % MEA in the dark for 30 d, white to umber on surface, umber to dark brick in reverse, with flat mycelia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	distribution	Distribution. Colombia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
3DCC8EAD8B6A50B8B7E68E2ADACBF40A.taxon	materials_examined	Material examined. Colombia: Risaralda, Quinchia. Soils in Eucalyptus sp. plantation. August 2016. C. A. Rodas. (PRU (M) 4502, stored in a metabolically inactive state; culture CMW 49753, CMW-IA 161).	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	description	Figs 5, 6 E, F	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	etymology	Etymology. Name refers to the indigenous people, Guahibo, native to Vichada, Colombia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	diagnosis	Diagnosis. Closely related to C. gordoniae but differs in having smaller macroconidia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	materials_examined	Type. Colombia: Vichada, Cumaribo. Soils in Eucalyptus plantation. August 2016. C. A. Rodas. (Holotype PRU (M) 4503, stored in a metabolically inactive state; ex - holotype CMW 49791, CMW-IA 162). GenBank: OP 796480 (ACT); OP 822350 (CMDA); OP 822457 (HIS 3); OP 822564 (RPB 2); OP 822243 (TEF 1); OP 822671 (TUB 2).	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	description	Description. Sexual morph not observed. Conidiophores scarce on SNA, composed of conidiogenous apparatus and stipes. Stipes part of conidiogenous apparatus, elongated, septate, 81 - 223 µm long, 2 - 5 µm wide near base, tapering towards apex, simple, infrequently branched; vesicles slightly inflated to clavate, 2 - 5 µm wide. Conidiogenous apparatus hyaline, branched irregularly in 2 - 3 (- 4) tiers; main axis upright, septate, 25 - 83 x 4 - 6 µm; branches doliiform to cylindrical, primary branches 11 - 23 x 4 - 6 µm, secondary branches 7 - 16 x 3 - 5 µm, tertiary branches 9 - 11 x 3 - 4 µm. Conidiogenous cells holoblastic, hyaline, discrete, cylindrical to ovoid, tapering towards apex, with perclinal thickening, 6 - 12 x 2 - 4 (9.3 + / - 1.46 x 3.0 + / - 0.52) µm. Macroconidia hyaline, cylindrical with round ends, 1 - septate, straight, septum median or sub-median, 26 - 42 x 3 - 4 (31.7 + / - 3.59 x 3.2 + / - 0.19) µm. Chlamydospores present in clumps or in chains. Mega - and microconidia not observed. Colonies on 2 % MEA after 6 d in the dark, growing circular, with fluffy aerial mycelia, above white to pale luteous towards centre, reverse luteous to umber towards centre. Optimal growth temperature at 30 ° C reaching 61 mm, followed by 25 ° C (57.5 mm), 20 ° C (48.3 mm), 15 ° C (21.8 mm), and no growth at 5, 10, and 35 ° C. Colonies kept at 5, 10, and 35 ° C revived after being relocated to 25 ° C. Colonies on 2 % MEA in the dark for 30 d, with cottony mycelia filled entire Petri dish, above saffron to umber with patches of white, reverse dark brick to sepia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	distribution	Distribution. Colombia.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
47C5B8B83ABD507986AF91F1467E87AD.taxon	materials_examined	Material examined. Colombia: Vichada, Cumaribo. Soils in Eucalyptus sp. plantation. August 2016. C. A. Rodas, CMW 49782.	en	Pham, Nam Q., Marincowitz, Seonju, Chen, ShuaiFei, Rodas, Carlos A., Wingfield, Michael J. (2022): Soil-borne Calonectria (Hypocreales, Nectriaceae) associated with Eucalyptus plantations in Colombia. MycoKeys 94: 17-35, DOI: http://dx.doi.org/10.3897/mycokeys.94.96301, URL: http://dx.doi.org/10.3897/mycokeys.94.96301
