300 THE JOURNAL OF. BOTANY 
aes This work was the gy flora of oe published, and 
ntained many new gen Gronovius (Laurence, as his 
prother John Frederick died ir in : 1760) affixed the name of Clayton 
to a genus of plants. The Claytonias are perennial, rare in culti- 
vation ; but the C. virginica is sometimes met with. These plants 
are popularl known in America by the name of ‘spring beauty,’ 
4rom the early season at which they flower. Clayton died in 1773.” 
“The celebrated Dutch naturalists, the brothers Gronoy [Gro- 
] ronovius ”’ and “ the celebrated Swedish naturalist, John 
Frederick ee tenet us” may be resolved into the onl named (who 
but J. F. Gronovius, from whom Linngeus quotes it in Gen. Pl. 
339 (1737) and who published it in Fl. Virginia | in 1739 (p. 25).+ 
The horticultural note with which Mr. Hunt’s rs concludes 
seems curiously out of place in the Dictionary, but is as inaccurate 
as the rest, for = Claytonias are not all patoaiainl, le are they 
“rare in cultivation.’ 
It would pea that Gronovius, in the opinion of his con- 
temporaries, delayed the epee of the first edition of the 
Flora. Writing to Haller, ‘ , Linneus says: ‘‘ Grono- 
vius will, doubtless, soon ‘publ ich the plants sent by Clayton from 
publish his book; he is too timid” (Linn. Corr. ii. 300 : 
With regard to the nan menage: nan ope quotes Clay- 
ton as having written on Sept. 7, 1757, “at last. I have completed 
. 
soon as the plates can = ae ready, which Mr. Ehret has under- 
taken, and to dissect new genus, to shew your system the 
better. I am now stviting to Mr. Clayton to dispatch as soon as 
he can all the specimens of the rarer plants to New York, to come 
* He was, like his father, a Senator of Leyden, And a capable ichthyologist ; 
his, Saat of fishes an nd an illustrated MS. ng to them are in 
h Museum, and form the subject of a Catalouus publistied by the Museum 
in 1854, 
ate— i ysginw the titlepage of some copies of this part shows that a 
reprint (which I do d an Eee mentioned) was issued; the dat 7 
original vublication—1780—-a8 giv ritzel and others, i is ‘co orrect, 
shown by its inclusion by Seguier 7a > his Biblotheca Botanica (p. 78) published 
in 1740, 
