Fig. 11.
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Same as Fig. 9 for the CH-type stars in the LAMOST sample (Ji et al. 2016) together with the R-hot stars also in LAMOST and those included in Paper I (grey and brown symbols, respectively). A significant number of stars classified in LAMOST as R-hot type have ambiguous Galactic population membership (open brown circles), mainly between the thin and thick disc (see text).
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