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?Notes Roy. Bot. Gard. Edinburgh 32: 114, 1972?. Submitted.

?Tent. Fl.-Ussur.  76, 1861?. Submitted.

?Syst. Nat. ed. 12 0: 229, 1767?. Submitted.

?J. Jap. Bot. 4: 9, 1927?. Submitted.

?Fl. Hokkaido 0: 291, 1915?. Submitted.

?Nov. Gen. Pl. [Thunberg] 9: 132, 1798?. Submitted.

?J. Bot. 6: 114, 1868?. Submitted.

?Suppl. Carp. 18, t. 182, f. 7, 1805?. Submitted.

?J. Phytogeogr. Taxon. 35: 74, 1987?. Submitted.

?Fl. Lancaster Co.  271, 1913?. Submitted.

?Sp. Pl.  104, 1753?. Submitted.

?Novosti Sist. Vyssh. Rast. 7: 277, 1970?. Submitted.

?Fl. Carniol., ed. 2 1: 105, 1771?. Submitted.

?Novosti Sist. Vyssh. Rast. 7: 277, 1970?. Submitted.

?Sp. Pl.  108, 1753?. Submitted.

?Fl. Ross. (Ledeb.) 2: 409, 1844?. Submitted.

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?Acta Phytotax. Geobot. 6: 149, 1937?. Submitted.

?J. Jap. Bot. 9: 518, 1933?. Submitted.

?Bull. Soc. Imp. Naturalistes Moscou 7: 152, 1837?. Submitted.

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?Nomencl. Bot., ed. 2 (Steudel) 1: 657, 1840?. Submitted.

?Bot. Mag. (Tokyo) 17: 110, 1903?. Submitted.

?Sp. Pl.  108, 1753?. Submitted.

?Sp. Pl.  106, 1753?. Submitted.

?Sp. Pl.  105, 1753?. Submitted.

?Fl. Aleutian Isl.  367, 1937?. Submitted.

?Edinburgh J. Bot. 53: 95, 1996?. Submitted.

?Sp. Pl.  107, 1753?. Submitted.

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?Ann. Mus. Bot. Lugduno-Batavi 3: 110, 1867?. Submitted.

?Abh. Math.-Phys. Cl. Konigl. Bayer. Akad. Wiss. 4: 175, 1846?. Submitted.

?Ann. Missouri Bot. Gard. 53: 38, 1966?. Submitted.

?Sp. Pl.  119, 1753?. Submitted.

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?Hort. Bengal. 11, 1814?. Submitted.

?Revis. Gen. Pl. 1: 292, 1891?. Submitted.

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