The swarm of inchworms in the podocarp plantation in Nantou County is a prime example. Podocarpus formosensis is a native Taiwanese podocarp, from the yellow-wood or Buddha's pine family (Podocarpaceae). Taiwan has seven native podocarps, but forestry experts do not recall ever hearing of them being attacked by such large numbers of Milionia basalis pryeri in the past.
特別是南投竹柏園遭黃帶枝尺蛾大舉入侵的例子，竹柏是台灣原生植物羅漢松的一種，台灣羅漢松多達七種，但在林務人員的記憶中，為何從未聽聞黃帶枝尺蛾大量現身？