Fig. 1From: The complete chloroplast genomes of Tetrastigma hemsleyanum (Vitaceae) from different regions of China: molecular structure, comparative analysis and development of DNA barcodes for its geographical origin discriminationThe geographical distributions and morphological characteristics of Tetrastigma hemsleyanum from different regions. A Regional distribution map of Tetrastigma hemsleyanum sample collection (B) The microscopic characters of the dried roots from Tetrastigma hemsleyanum: 1. brown patches; 2. marginal orifice catheter; 3. cluster crystals of calcium oxalate; 4. needle crystals of calcium oxalate; 5. starch granules; 6. cork cell. C Comparison of macroscopic characters of the root tubers of Tetrastigma hemsleyanum from five different regionsBack to article page