# _Geronomy_
## 3 Results
### Taxonomy
Basidiospores: Ellipsoid, not truncate, hyaline, thick-walled, smooth, non-dextrinoid, CB+, (4.2-)4.5-6.2(-6.4) \(\times\) (3.2-)3.6-4.6(-4.9) um, L = 5.25 um, W = 3.92 um, Q = 1.13-1.42 (\(n\) = 450/15). Associated wood-rot: White. Substrates and distribution: Mainly on conifers, but also on hardwood, causes white rot in _Abies_ Mill and _Tsuga_ Carr. and common on dead fallen trees in many areas. A boreal eastern species in Europe, widely distributed in forest regions of Asia and North America [8,10,11]. Additional specimen examined: CANADA, Ontario, Gull lake, on _Thuja occidentalis_ L., July 25 1919, [PERSON] (5088) (FH 00605379); Lake Timagami, Timagami Is., on fallen trunk of _Abies basamca_ (L.[PERSON] Mill., September 10 1918, [PERSON] (3365) (FH 00605372); Lake Rosseau, on _Tsuga_ Carr., September 1902, [PERSON] (587) (FH 00605380); Lake Rosseau, on _Pinus_ Linn log, October 1903, [PERSON] (832) (FH); Lake Rosseau, on fallen log of _Abies basamca_ ([PERSON]) [PERSON], 18 August 1921, [PERSON] (6013) (FH 00605381); Humber Valley, on roots of _Thuja occidentalis_ L., September 1914, [PERSON] (169) (FH 00605373); Humber Valley, on dead hardwood, September 1914, [PERSON] (156) (FH 00605375); Sudbury District, Cleland Tp., on dead coniferous wood, 15 September 1918, [PERSON] (3502) (FH 00605377). CHINA, Fujian Province, Wuyishan Nature Reserve, on fallen angiosperm trunk, 21 October 2005, [PERSON] 7316 (IFP); Guizhou Province, Jiangkou County, Fanjingshan Nature Reserve, on fallen angiosperm trunk, 21 August 2010, Yuan 5511 (IFP); Heilongjiang Province, Yichun, Fenglin Nature Reserve, on fallen trunk of _Picea_ Dietr., 2 August 2011, [PERSON] 9849, 9853 (BJFC); Yunnan Province, Baoshan, Gaoliogong Mountain, on angiosperm trunk, 23 September 2007, Yuan 3850, 3854 (IFP); Zhejiang Province, Linnan, Tianmushan Nature Reserve, on fallen trunk of _Picea_ Dietr., 11 October 2005, Cui 2705 2712 (BJFC). FINLAND, Pera-Pohjamma, Pisavaara National Park, on fallen trunk of _Picea_ Dietr., 14 September 1997, [PERSON] 2648 (BJFC); Pisavaara National Park, on _Picea_ Dietr., 4 November 2011, [PERSON] 12619 (BJFC). USA, Arizona, Coronado National Forest, on conifer, 28 August 1958, [PERSON] (9407) (FH 00605393); Connecticut, New Haven, Sleeping Giant State Park, on fallen trunk of _Betula_ L., 22 July 2012, [PERSON] 12773 (BJFC); as above, on fallen trunk of _Tsuga_ Carr., 22 July 2012, [PERSON] 12785 (BJFC); as above, 24 July 2012, [PERSON] 10287 (BJFC); as above, on fallen trunk of _Pinus_ Linn, 24 July 2012, [PERSON] 10285 (BJFC); Idaho, Bovill County, on dead fallen trunk of _Pinus_ Linn, 2 October 1920, [PERSON] (15891)(FH 00605391); Priest River, on _Picea engelmanni_, September 1915, [PERSON] (9551) (FH 00605392); Priest River, on _Abies grandis_ (Dougl ex D Don) [PERSON], September 1915, [PERSON] (8152) (FH 00605394); Kansas, Rooks County, Rockport, on underside of old log, 9 December 1893, (1315) (FH 00605389); Maine, Norcross, on fallen _Populus_ L. log, 20 August 1940, [PERSON] s.n. (FH 00605344), Kittery Point, on log of _Quercus_ L., 28 July 1922, [PERSON] (897)(FH 00605347); Linekin, on _Picea_ Dietr., September 1899, [PERSON] (2125B) (FH); as above, 16 August 1899, [PERSON] 2127 (FH); Massachusetts, Norfolk County, Sharon, 28 June 1946, [PERSON] (54) (FH 00605353); Michigan, Neebish, September 1911, E.T.Harper & S.A.Harper s.n. (FH 00605383); Isle Royal, Rock Harbor, August 1904, E.T.Harper & S.A.Harper s.n. (FH 00605384); Pleasant Ridge, on fallen _Tsuga_ Carr., 25 September 1915, P.Spaulding & J.F.Collins s.n. (FH 00605345); New York, Oscelo, on _Tsuga_ Carr., August 1885, [PERSON], BPI 844697 (Holotype, BPI); as above, on _Picea_ Dietr. log, FH 0053717 (FH);Dryden, Ringwood Preserve, on old wood, 9 June 1952, [PERSON] & V.G.Cooke (29105) (FH 00605356); Ithaca, on _Betula lutea_ F.Michx., nom. illeg. 21 March 1935, [PERSON] (1568) (FH 00605360); Floodwood, on conifer, August 1900, [PERSON] 2122B (FH); Floodwood, on _Picea_ Dietr.