山口県のドングリ(16)周東町、玖珂町の神社林のドングリ

概要

論文の詳細を見る
The specie of Fagacea in the compound of 20 shrines in Syuto-cho and 9 shrines in Kuga-cho was investigated. Ten species belonging to four genera, 6 broad-leaf evergreen species and 4 broad-leaf deciduous species, were identified: Q.glauca (in 25 shrines), Q.salicina (in 3 shrines), Q.myrsinaefolia (in 2 shrines), Q.sessilifolia (in 6 shrines), Lithocarpus glabra (in 4 shrines), Castanopsis cuspidate (in 10 shrines), Q.variabilis (in 3 shrines), Q.acutissima (in 1 shrines), Castanea crenata (in 14 shrines), and Q.serrata (in 11 shrines). The average number of species per a compound in Syuto-cho, and Kuga-cho was 3.1 and 2.0, respectively. In this area, Q.glauca, Castanea crenata, and Q.serrata are dominant and common species; Q.glauca was observed in 86% of 29 shrines. Castanea crenata was in 48% of 29 shrines. Q.serrata was in 38% of 29 shrines. The appearance frequencies of these three species are as high as those of the other areas. To addition this, Q.sessilifolia is found in 21% of 29 shrines in this area. It has been so rare specie in other areas that this is characteristic specie in this area
山口大学の論文
2005-12-20