ERRATA. 
3, line 11 from bottom, after racemes de/e comma. 
9, line 14, for ‘‘DuRANTEA'' read DURANTA 
9, line 1 from bottom, for ‘‘brevissim’’ read brevissimus. 
11, line 8, after 6 insert i 
31, in 2d, 3d and 4th formula, for o following S read O. 
32, line 11 from bottom, for ‘‘cave’’ read cove. 
40, line 17 de/e editorial. 
75, line 5, for ‘‘variety’’ read rarity. 
75, line 10, after brevifolia insert Watson and after parenthesis de/e L.,. 
88, line 16 from bottom for ‘'77’’ read 
134, line 1, for '‘flesh the'’ read the fles 
134, footnote 10, for ‘‘permit'’ read yrews 
156, lines 3, 4, 8, 9, 10 ¢ pg should va indented. 
187, line 2, for ‘‘IX’’ r XI. 
219, line 2 from bottom es — ee 5 agit 
241, line 5, before epi ieee Aa ert th 
241, line 6, for ‘‘has hav 
249, line 6, for es read ne ce 
254, line 5, for ‘‘wissenschaftliche’’ real wissenschaftlichen. 
283, line 7 from bottom, for a read congestis. 
295, line 2, for ie read glabra. 
321, line 20, for ‘‘west’’ read wet 
326, line 9, for ‘‘and’’ read or. 
326, line 10, for ‘‘sides’’ read seeds. 
410, line 16 from bottom, transpose Orobanchacez and Gentianacez. 
- 424, line 4 from bottom, for ‘‘Fig. 2’’ read Figs 2, 3. 
- 424, line 3 from bottom, for ‘‘3"’ read 4. 
- 434, footnote 4, for ‘‘Abth I. 4:’’ read 2. 
I, line 2, for ‘‘on’’ read of. 
: ope line 18, for ‘‘6,500'' read 3,500. 
- 474, line 4, for ‘‘plants’’ read plant. 
- $02, line 9, for ‘'Virginica’’ read Virginiana. 
GUVUPVPUVP VP DU PUT YUP UVP DU UV D UP PPP PUY 
DATES OF PUBLICATION. 
1, January 18; 2, February 16; 3, March 16; 4, April 20; 5, May 20; 6, June 
'7; 7, Jaly 15; 8, August 15; 9, September 25; 10, October 17; 11, November 
15; 12, December 16, 
[vii] 
