- 474 A COMPENDIUM OF 
Senega, or Seneka—A_ medicinal plant said 
to receive its name from the Seneca Indians, 
and used by them for snake bites. 
Senna—sen’-na (Ital. sena; Fr. sene, from the 
-_ Arabic sana, or sene, acute). Alluding proba- 
bly to its acutely-pointed leaf, senna acuti- 
folia. ; 
Sepal—se-pal (said to be an invented term, by 
changing the Gr. word petalon into sepalon; 
Lat. sepes, a fence or hedge). The leaf-like 
division of the cup of the corolla; the parts 
of the calyx. 
Sepiment—sep’-i-ment (Lat. sepimentum, a 
hedge, sepio, I hedge in). The partition ina 
capsule separating the seed. 
Septic—sep’-tik, also Septical (Gr. septzkos, 
that which causes putrefaction; from sepo, I 
putrefy), Anything or material causing de- 
cay, putrefaction, 
Septicidal—sep’-ti-si’-dal (Lat. septum, a par- 
tition, and cedeo, I cut or divide), A term 
applied to seed-vessels which open by break- 
ing through the septa of the ovary, 
Septiform—sep’-ti-fawrm (Lat. septum, a par- 
tition, and Jorma, shape). Having the charac- 
ter of a partition or septum. 
Septum, plural Septa (Lat. septum, a parti-. 
tion). -Any membrane or partition separating 
a fruit or seed into two or more cells or di- 
visions, 
Sericeous—se-rish’-us (Lat. sericus, silken, 
from seres, appertaining to the people of Asia, 
the Chinese). Covered with fine hairs, silky. 
Serrate—ser’-rat. also Serrated (Lat. sera, a 
Saw). Applied to leaves whose edges appear 
like the teeth of a saw. 
