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Hymenophore configuration of the oak mazegill (Daedalea quercina)
Mycologia ( IF 2.8 ) Pub Date : 2020-07-27 , DOI: 10.1080/00275514.2020.1785197
Bjarke Jensen 1 , Bram F Coolen 2 , Theodoor H Smit 1
Affiliation  

ABSTRACT The complex hymenophore configuration of the oak mazegill (Daedalea quercina, Polyporales) is rarely quantified, although quantifications are important analytical tools to assess form and growth. We quantified the hymenophore configuration of the oak mazegill by manual counting of tubes and tubular branches and ends. Complementary measurements were made with the software AngioTool. We found that the number of tubular branches and ends varied substantially between specimens, with a positive correlation with hymenophore area (5–51 cm2). We then measured complexity as tubular branches and ends per area, and complexity was not correlated with the size of the basidiocarps. Basidiocarps from two locations were compared (Hald ege, N = 11; Hvidding krat, N = 7), and the prevalence of branches and that of ends were greater in the Hvidding krat hymenophores (P < 0.001 and P = 0.029, respectively). Additionally, lacunarity, a measure of complexity (“gappiness”), gave a higher score for the Hald ege hymenophores (P = 0.002). Lacunarity analysis of multiple species of Polyporales showed that the oak mazegill hymenophore is comparatively complex. Concerning factors that affect hymenophore complexity of the oak mazegill, we observed that greater hymenophore complexity was associated with abrupt boundaries between growth zones on the pileus surface. Several years of monitoring documented that basidiocarps can remodel to gravitational changes and heal from damage. In conclusion, intra- and interspecies differences of hymenophore configuration can be quantified. In oak mazegill, hymenophore complexity is not dependent on size per se, although abrupt borders between growth zones are associated with increased complexity. Some of the variation between basidiocarps may reflect aspects of the ecology of the individual fungus.

中文翻译:

橡木 mazegill (Daedalea quercina) 的膜泡结构

摘要 橡木马刺 (Daedalea quercina, Polyporales) 的复杂膜叶结构很少被量化,尽管量化是评估形态和生长的重要分析工具。我们通过手动计数管和管状分支和末端来量化橡木马齐尔的膜结构。使用 AngioTool 软件进行补充测量。我们发现样本之间的管状分支和末端的数量差异很大,与膜细胞面积(5-51 cm2)呈正相关。然后我们将复杂性测量为每个区域的管状分支和末端,并且复杂性与担子果的大小无关。比较了两个地点的担子果(Hald ege,N = 11;Hvidding krat,N = 7),在 Hvidding krat 膜叶中,分支和末端的流行率更高(分别为 P < 0.001 和 P = 0.029)。此外,腔隙性是衡量复杂性(“间隙”)的一种方法,它为 Hald ege 膜细胞提供了更高的分数(P = 0.002)。对多种多孔菌属的腔隙性分析表明,橡木马兹吉尔膜囊相对复杂。关于影响橡树 mazegill 膜细胞复杂性的因素,我们观察到更大的膜细胞复杂性与菌盖表面生长区之间的突然边界有关。几年的监测记录表明,担子果可以根据重力变化进行重塑并从损伤中愈合。总之,可以量化膜细胞结构的种内和种间差异。在橡木马泽吉尔,尽管生长区之间的突然边界与增加的复杂性有关,但膜细胞的复杂性本身并不取决于大小。担子果树之间的一些变异可能反映了单个真菌的生态学方面。
更新日期:2020-07-27
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