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Table 1 Sample information of Cinnamomum cassia materials

From: Tissue-specific chemical profiling and quantitative analysis of bioactive components of Cinnamomum cassia by combining laser-microdissection with UPLC-Q/TOF–MS

Sample no. Locality Grade Morphological description Mean thickness (mm) Proportions of each tissue (%)
Surface Cross-section CK C PE PH
RGyueaj Wen’an, Vietnam Grade A Externally greyish-white, slightly rough, showing greyish-green streak, internally reddish-brown Pericycle banded 3.7 6 13 5 76
RGyuebj Wen’an, Vietnam Grade B Both externally and internally reddish-brown, slightly even Pericycle banded 3.0 20 14 66
RGyuecj Wen’an, Vietnam Grade C Externally greyish-brown, slightly rough, showing greyish-white streak, internally reddish-brown Pericycle banded 3.1 6 17 11 66
RGgxdxjcy Guangxi, China Not specific Externally greyish-brown, slightly rough, internally pale brown Pericycle banded 3.1 7 24 28 41
RGgxpnjcy Guangxi, China Not specific Externally brown, slightly rough, internally brownish-red Pericycle banded 2.4 4 20 11 65
RGgddqjcy Guangdong, China Not specific Externally greyish-brown, relatively rough, internally pale brownish Pericycle banded 4.1 5 27 28 40
RGgxdxzt Guangxi, China Zhong tong Externally greyish-brown, slightly rough, internally dark brown Pericycle banded 3.7 4 29 25 42
RGgxpnzt Guangxi, China Zhong tong Externally pale brown, slightly rough, internally dark brown Pericycle scattered 5.9 5 32 38 25
RGgddqzt Guangdong, China Zhong tong Externally greyish-brown, slightly rough, internally brownish-red Pericycle scattered 4.7 10 17 24 49
RGyunaj Yunnan, China Grade A Externally greyish-brown, relatively rough, showing greyish-white or greyish-green streak, internally reddish-brown Pericycle banded 4.1 7 16 10 67
RGyunbj Yunnan, China Grade B Externally greyish-brown, relatively rough, showing greyish-white or greyish-green streak, internally reddish-brown Pericycle banded 4.3 2 21 38 39
RGyuncj Yunnan, China Grade C Externally greyish-brown, relatively rough, showing greyish-white or greyish-green streak, internally reddish-brown Pericycle scattered 3.8 5 24 26 45
RGgxpnbg Guangxi, China Ban gui Externally dark brown, slightly rough, internally brownish-red Pericycle banded 6.0 6 31 21 42
RGgxdxbg Guangxi, China Ban gui Externally greyish-brown, slightly rough, internally dark brownish-red Pericycle scattered 2.4 5 31 29 35
RGlw Laos Not specific Externally greyish-brown, slightly rough, internally dark brown Pericycle banded 3.0 6 27 34 33
RGgxpngg Guangxi, China Guan gui Externally dark brown, slightly rough, internally pale brown Pericycle banded 3.6 4 55 16 25