[Study on the original plants and macroscopic characters of Radix Paeoniae].
OBJECTIVE
For the identification of botanical origin and macroscopic characters of Radix Paeoniae.


METHODS
Different types of original plant and crude of Radix Paeoniae samples were collected from 10 main producing areas.


RESULTS
By taxonomical and morphological researches, Paeonia lactiflora and P. lactiflora var. trichocarpa could be identified.


CONCLUSIONS
The root of P. lactiflora is cylindrical, pale white to reddish brown in surface color, with longitudinal furrows, flat borken section, with radial rows in xylem elements, sour taste. While the root of the variety can be differ from its irregular-cylindrical shape, brownish surface, floury transverse section and sweet taste.
Institute of Botany, Jiangsu Province and Chinese Academy of Sciences, The Jiangsu Provincial Key Laboratory for Plant Ex Situ Conservation, Nanjing 210014.
Yifeng
Y
Zhou
Yueyu
Y
Hang
Bingluan
B
Chen
D035264:Flowers / Q000033:anatomy & histology; D029596:Paeonia / Q000033:anatomy & histology* / Q000145:classification*; D024301:Plant Bark / Q000033:anatomy & histology; D018515:Plant Leaves / Q000033:anatomy & histology; D018517:Plant Roots / Q000033:anatomy & histology; D018547:Plant Stems / Q000033:anatomy & histology; D010946:Plants, Medicinal / Q000033:anatomy & histology*