COllKESPONDENCE. 383 
F 
Tribus I. Arecinem. Seeds turned outwards. 
Subtribus I. Euarecine^, Ovary 1-locular, 1-ovulate. 
Subtribus II. Arecoldem. Ovary 3-locular or 3-carpellary, 3- 
ovulate. 
a. Fronds piunatisec't, segments turned backwards, h. Fronds 
pimiatiscct or bipiimatisect, segments turned iuwards- 
€, Fronds fan-shaped, 
Tribus II. Lepidocarynm , Seeds turned inwards. 
Subtribus I. Calanieoe. Ovary imperfectly 3-locular, 
Subtribus II. RapJiie^je^ Ovary completely 3-locular. 
a, EnraphuB. Fronds pinnatisect- b, MaurUiece, Fronds 
fan-shaped. 
SuBORDo II. Gocomece. Seed entirely, or with the exception of a 
narrow line at the back, connected with 
the endocarp. 
Tribus I. Borassinei^. Drupes free, i. e, not grown together. 
Subtribus I. Nipacem. Ovary 3-carpelIary. 
Subtribus IL Euhoramn<B. Ovary with carpels merged into one. 
Tribus II, Eucocoinem-. Drupe 3-6-ceIled. 
CORRESPONDENCE, 
I Vhite -Jlowere d Va-neties of British Plants, 
It may be interesting to add to the list of plants normally bearing coloured 
flowers (vol. iii. p. 335), but under some circumstances producing white ones, 
the following : 
Card amine pratensls ; Devonshire. 
JBrassica campestris ; Suffolk. 
Sinapis arvensis; Suffolk, 
Viola hirta ; Worcester, Suffolk, York. 
Spergidwria rubra ; Deron, York. 
Erodium moschatum ; Cumberland, 
Sparfium scoparium ; Worcester, 
Genista A nglica; Glamorgan. 
A nthyllis vulneraria ; Monmouth. 
Trifollum procumhens ; Suffolk. 
Vicia saliva ; Worcester. 
V, septum ; AYoreester, 
Orohus tuherostis ; Worcester. 
Geum urhanum; York, 
