B04 INTRODUCTION TO BOTANY. 
Furnished with an operculum, operculatum. Having 
an operculum, or embryo-cover, placed over the radicular 
extremity of the embryon, and falling off when the seed 
germinates. Phoenix dactylifera, Asparagus officinalis. 
Villous, villoswm. Roellia cristata, Murraya exotica. 
Woolly, lanatum. YWombax, Gossypium. 
Edged, marginatum. With a prominent narrow edge. 
Spergula pentandra, Matthiola sinuata. 
Fringed, cilialum. Edged, and the edge cut into fine 
jags like eyelashes. Limnanthes peltata. 
Winged, alatum. Furnished with large thin expansions 
of the edges or corners. 
One-winged, wni-alatum, monopterum. 
Winged all round, peripteratum. Surrounded by the 
wing. Veratrum album, Rhinanthus glaber. 
Winged at top, epipteratum. Banksia, Bignonia. 
‘Two-winged, li-alatum, dipterum. 
Three-winged, éri-alatum, tripterum. Moringa, Ptero- 
spermum. 
Tufted, comatum. With a tuft of hairs or coma, pro- 
duced either by an expansion of the seed-covers, Tamarix ; 
or by the umbilical cord drying, and splitting into fine 
filaments, Asclepias, Epilobium. 
Bald-headed, ca/uum. Without any tuft. Vinca. 
Drupelike, drupeolatum. Surrounded with pulp and 
like a stoue-fruit. Ixia Chinensis, Punica Granatus. 
Arilled, arillatum. Having an arill. Myristica, Oxalis, 
Evonymus. 
Parts of the seed. 
Seed covers, Integumenia propria seminum, Tunice semi- 
nales. ‘The covers that grow along with the ovule, and are 
not very distinct until the ovary is ripened into a pericarp: 
they comprise the arill, the outer and the inner skin. 
The kernel, Amygdala. The seed stripped of its covers, 
being either a simple embryo, or an embryo accompanied: 
with a perisperm. 
ARILL. 
Arillus, Calyptra. dn appendage to the hile, usually 
forming an expansion-round the seed, which falls off of itself, 
and 1s peculiar to a few seeds only. 
Complete, Arillus completus. Covering the seed entirely. 
Oxalis. 
