2l6 
JOSEPH F. ROCK 
to the former on account of the calycine lobes, which are not green and thin, 
the single flowers, and the thick, leathery leaves. 
CORRIGENDA 
In Rock: Revision of the Hawaiian species of the genus Cyrtandra. 
Section Cyhndrocalyces Hillebr. Amer. Journ. Bot. 4: 604-623. 1917, 
on page 613, sixth line, read: ''herb. {Wien) Vienna'' instead of "herb. 
Berlin." 
College of Hawah, Honolulu 
