thamniumとは 意味・読み方・使い方

語源

New Latin, from Ancient Greek θάμνιον (thámnion, “small bush”), diminutive of θάμνος (thámnos).

名詞

thamnium

1. (botany) The branched, bush-like thallus of fruticulose lichens.
   • 2014, TY Tolpysheva, “Mycotoxins and usnic acid and their distribution in lichens belonging to the genera Cetraria, Flavocetraria, and Cladonia”, in Moscow University biological sciences bulletin, Springer:

     … acid in the upper parts of podetia compared to the lower parts (Table 3). A significant decrease in the content of usnic acid towards the bottom in Cladonia alpestris (= C … The studied species of lichen have thamnium and often grow on soil in clumps in which individual lichens are …

   • 2014, NV Sedelnikova, “Lichen biota of Khakassia”, in Contemporary problems of ecology, Springer:

     … In the subsequent course of succession transformations, conditions favorable for habitation of lichens having thamnium life forms are created at the bottom and in the lower part of the trunks of fir trees. This life form is composed of Cladonias, such as Cladonia coniocraea

参照

• thamnium at OneLook Dictionary Search