Figure 1

Phytoliths types observed in this study: 1–2. Stomate stellate (Paulownia fargesii and Mahonia bealei, leaf); 3. Elongate brachiate geniculate (Quercus mongolica, leaf); 4. Irregular sinuate (Lespedeza bicolor, leaf); 5. Polygonal tabular (Paulownia fargesii, leaf); 6. Trichome irregular tubercule (Cornus schindleri sub poliophylla, leaf); 7. Trichome bulbous irregular (Smilax sp., leaf); 8. Elongate facetate (Pittosporum truncatum, leaf); 9. Tracheary annulate/facetate geniculate (Pittosporum truncatum, leaf); 10. Tracheary annulate/facetate claviform (Oyama sieboldii, leaf); 11. Tracheary annulate (Rhus potaninii, leaf); 12. Tracheary helical (Mahonia bealei, leaf); 13. Spheroid favose (Cornus controversa, leaf); 14. Elongate entire and Spheriod hollow (Acer oliverianum, leaf), they are often found articulate; 15. Irregular articulated granulate (Aleurites moluccana, fruit husk). Scale bars are 20 μm.