62 MODERN TREATMENT OF ASTER 
COMPARATIVE History or BIOTIAN SPECIES 
The succession of descriptions of Biotian Asters tabulated 
below presents a synopsis of the different modes of presentation 
of these species. For sake of comparison, a few brief descriptions 
are quoted entire, in italic. Equivalence is given as recognized in 
the present monograph. 
VaILLant, Mémoires de l'Académie Royale des Sciences de Paris, 
1720: 411. 1722 
Aster Canadensis foliis imis amplioribus cordatis et serratis 
= A. macrophyllus L. 
Linnaeus, Sp. Pl. 2: 873. 1753. 
Aster divaricatus L. (confused with Doellingeria infirma, to 
which belongs Linnaeus’ description but not the speci- 
mens) = A. divaricatus L. 
CLAYTON, original description written 1759?, printed 1762, follow- 
ing the next citation. 
Aster serotinus, floribus in umbellula .. . ., etc., no. 767 = A. 
Claytoni Bu. 
Gronovius, Flora Virginica ed. 2. 125. 1762. 
Aster foliis cordatis, . . . etc. = A. Claytoni Bu. 
LINNAEUS, Sp. Pl: ed, 2. 2: 1226. 1763. 
Aster divaricatus L. 
Aster macrophyllus L. 
Forster, Catal. Plants No. Am. 51, 52. 1771. 
Aster divaricatus L. 
Aster macrophyllus L. 
Hovurtouyn, Linnaeus’ Pfl. Syst. 9: 377, 391. 1783. 
Aster macrophyllus L. 
Aster divaricatus L. 
LAMARCK, Enc. Meth. 1: 307. 1783. 
Aster macrophyllus L. 
Arron, Hort. Kew. 3: 207. 1789. 
Aster corymbosus Aiton = A. divaricatus L. 
Aster macrophyllus L. 
Succeeding writers who merely repeated Aiton’s names of 
1789 are omitted from this catalog except as introduced for other 
reasons. 
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