Effects //^cidium esculentum o?i Acacia eburnea. 206 
placed in the same subseries as the latter. This subsection would be 
characterised as follows :— 
§ PsiLOSTEGi^ ( Sub-sect, nov. ).—Verticillastra laxiuscula remota. 
Bracteae ovatse. Calyx fauce pilosus. (Nuculae tuberculatae).—Inter 
PsiLONEPETAS Betith. et Macrostegias Boiss, quasi mediantes et proximae 
Macrostegiis {Boiss., Flor. Orient, iv, 638 et 651) anteponendae. 
EXPLANATION OF PLATE III. 
Nepeta Bellevii, Prain. 
F'ig. I. Bract. Fig. 4. Corolla tube. 
’2. Calyx. 5. Upper lip of Corolla. 
3. The same, laid open. 6. Nutlet, external aspect. 
7. The same, showing inner face with cha¬ 
racteristic horse-shoe shaped areola. 
{From the Journal, Bombay Natural History Society, Vol. 5, No. 2, 1890.] 
165. 
Teratological effects produced on Acacia eburnea Willd. by 
iEcidium esculentum Bard.—By D. Prain. 
-The fungoid growth produces considerable general hypertrophy 
and some distortion of the parts involved ; it causes at the same time 
the occurrence of certain abnormalities of structure. 
The species affected, Acacia eburnea of Willdenow, is characterised 
by having its florets arranged in globose heads. These heads are 
borne on slender stalks that arise from the axils of developed leaves ; 
the stalks are near their middle surrounded by a ring of small bracts. 
The free ends of the stalks are slightly thickened and it is to this 
87 
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