LYTHRARFEjE. 
33 
I. Ceratophyllum. 
Character the same as that of the Order. — Name from 
a horn, and <pv\\ OV a leaf. • 
!• Ceratophyllum demersum. Morass-weed 
or Hornwort . 
Nut 3-seed ed, one being terminal and two 
lateral. 
Browne, Jam. 315. 
II A B. Common. The Lagoon near the Ferry. 
F L. Throughout the year. 
This is a very common plant in stagnant or slow flow- 
ing water. It is commonly used to cover up fish ; the 
moisture, with which the plants arc loaded, preserving the 
fish cool and fresh. 
ORDER LXXIV. LYTHRARIEdE. 
Calyx monoscpalous, tubular, ribbed ; lobes 
with a valvate or separate aestivation. Petals 
inserted between the lobes of the calyx, very de- 
ciduous, sometimes wanting. Stamens inserted 
on the tube of the calyx, below the petals, to 
which they are either equal, or 2, 3, or 4 times 
the number: anthers adnate, 2-celled. Ovary su- 
perior, 2-4-celled. Capsule membranaceous, co- 
vered by the calyx, usually 1-celled, longitudinally 
dehiscent, or circumscised in an irregular manner : 
placenta central : seeds numerous, small, without 
albumen: embryo straight: radicle turned to- 
wards the hilum : cotyledons plane, leafy. 
The Plants belonging to this Order are usually herba- 
ceous, rarely frutescent. Few of them possess any pro- 
Vol. 2. c 
