286 Dr. Francis HaurrTow's Commentary 
2. Euphorbia Nivulia ramis teretibus seminudis, spinis stipulari- 
bus geminatis spiralibus, foliis lingulatis mucronatis acute 
carinatis. 
Euphorbia Nereifolia. Hort. Beng. 30. 
Tithymalus arbor, Indica, spinosa, foliis latis, linguæ caninæ 
facie Hermanni apud Burm. Thes. Zeyl. 95. 
Tithymalus aizoides, arborescens, spinosus, caudice rotundo 
Nerii folio Commelini apud Burm. l. c. 96. 
Tithymalus zeylanicus spinosus arborescens. Pluk. Alm. 369? 
Ela Calli. Hort. Mal. ii. 83. t.'43. 
Sij Bengalensium. 
Habitat ubique in Indiz sepibus. 
I should have been inclined to have considered this as the 
Sudu Sudu Tikos of Rumphius (Herb. Amb. iv. 88.), used much 
in the hedges of Bali; for, as the plant is very prickly, he is 
evidently wrong in taking it for the Tiru Calli; but, speaking 
of its branches, he says, ‘ non erectos sed procumbentes et fla- 
gellosos," which is by no means applicable to the Ela Calli; and 
we must therefore consider this as a third species, nearly allied 
to the two former. 
TIRU-CALLI, p. 85. fig. 44. 
According to the notions prevalent at the time among bo- 
tanists, Commeline would not admit this to be an Euphorbium ; 
but further observations have justified the arrangement of the 
natives of Malabar. From the term Portigalli Nivuli given by 
the Brahmans, they probably considered it as an exotic intro- 
duced by Europeans ; and, although it has spread wonderfully 
over the whole Indian peninsula, scarcely any plant being there 
more common, it is still rare in Gangetic India; and, when 
Rumphius wrote, seems to have been recently introduced into 
the 
