SUBSTANCES REPUTED MEDICINAL. 165 
39. Colocasia macrorrhiza, Schotz., (Syn. Caladium macrorrhizon, 
R.Br. ; Alocasta macrorrhiza, Schott.); N.O., Aroidex, B.FI., 
Vii., 155. 
“Pitchu” of the aboriginals of the Burnett River, Queensland; 
“‘ Cunjevoi ” of those of South Queensland ; ‘‘ Hakkin”’ of the Rockhampton, 
Queensland, aboriginals ; ‘‘ Banganga,” or ‘‘ Nargan,”’ of those of Cleveland 
Bay. 
This plant possesses much acridity in the fresh state, and is 
employed by the natives of India as an external stimulant and 
rubefacient. The acrid principle is, however, very volatile, and by 
the application of heat, or simple drying, the roots become 
innocuous. (Pharm. of India.) Asan antidote to the stings of 
plants, see Laportea gigas. 
New South Wales and Queensland. 
49. Cordia Myxa, Zénz., (Syn. C. dichotoma, Forst. ; C. Brownt?, 
DC. ; C. latifolia, Roxb. ; C. ixtocarpa, F.v.M.; C. obligqua, 
Willd.; C. polygama, Roxb.); N.O., Boraginez, B.FI., iv., 
386. 
The ‘“‘ Sebesten Plum ”’ of India. 
This plant is also a native of India, and has succulent, muci- 
laginous, and emollient fruits. From their mucilaginous qualities, 
combined with some astringency, they have been employed as 
pectoral medicines under the name of Sedesfens. The bark isa 
mild tonic, and is used in India as gargles. (Treasury of 
Botany.) The bark is much used as a mild tonic in Java. 
(Drury.) 
Queensland. 
41. Croton phebalioides, &.2r., (Syn. C. stigmatosus, R.Br.); 
N.O., Euphorbiacee, B.FI., vi., 125. 
“‘Warrel” of the aboriginals of Northern New South Wales. A 
“ Native Cascarilla.” 
The bark contains an agreeable aromatic bitter. 
New South Wales and Queensland. 
42. Cryptocarya australis, Bex/h., (for botanical synonyms, see 
* Timbers "’); N.O.; Laurinez, B.FI., v., 299. 
‘‘ Laurel,” or ‘‘ Moreton Bay Laurel,” and ‘‘ Grey Sassafras.” 
