CAREX CANESCENS 301 
by the packet, that we may not delay the work” (op. cit. 93). 
From this it would appear that the second edition was intended 
to be ilinetrakod: 
here are seven cane from Clayton to Bartram on botanical 
rove in Mem wals of Bartram, 406-412. In one of them 
msonia after a doctor here,” but which Clayton pros pwoen f 
referred to Neriwm; it was pr og communicated to Linnus, 
who had it from Gronovius by that name, as it stands a Taber 1ne- 
montana Amsonia in Sp. Pl. ed. 2, 308 (1762) ; Miller (Gard. Dict. 
under Tabernemontana writes: “ rtiugend in his own copy of 
Geonuieitie s Flora Virginica, ed. i. p. 26, has written ai as 
a generic name, to what Clayton took for a species of Neri 
This plant in the second edition of Sp. Pl. is the Tabe rnahoktana 
Amsonia, and so it remained till Mr. Walter renamed it to rank as 
a genus.” Smith (l.c.) speculates as to the origin of the name, 
which according to Britton & Brown (Ill, Fl. N.U.S. iii. 1) com- 
memorates ‘‘ Charles Amson of South Carolina”: Clayton 
ence pipe eas to imply that some Virginian was ened and 
in Gray’s New Manual the name is tk ven as ‘‘ Dr. Amson, physi- 
cian of phn Virginia ’’—perhaps an inference fron Clay- 
ton’s mention 
The destruction of Clayton’s own herbarium referred to above 
renders the collection of his plants incorporated with the National 
oe : 
his herbariu : riiecladd Ww ium consis f 
upwards of 252 volumes; the portion containing Clayton’s plants 
eho epee in 1778 for £90 ( according to Robert 
CAREX CA L. 
By G. Cnaripar Druce, M.A., F.L.S. 
In an interesting and suggestive paper (Jowrn. Bot. 1908, 369) 
Mr. F. N. Williams, following the lead of the Rev. H. 8. Marshall 
, (Journ. Bot. 1907, 365), cites Lightfoot (Flora Scotica, ii. 550, 
1777) as the authority instead of Linnus for the name of the 
_ sedge. afterwards called C. cwrta by Goodenough (Trans. Linn. 
JournnaL or Borany.—Vot. 47. [Avuaust, 1909.j. 2a 
