







1580 



DUVAUA* latifdlia 





Broad-leaved Duvaua 



POLYGAMIA MON(ECIA 



Nat. ord. Anacardiaceje jR. Br. (Introduction to the natural system 



of Botany, p. 127.) *-# 



DUVAUA.— Supra, vol. 6. n. s.fol. 1568. 



D. latifolia ; foliis oblongis gross6 dentatis undulatis subcomplicatis acutis, 



floribus ssepiiis octandris, racemis densis foliis subsequalibus. 

 D. dependens. Hooker hot. misc. 3. 176 (y). 

 D. latifolia. Gillies MSS. 



Frutex sempervirens , terebinthinum forte olens. Folia atroviridia, nitida, 

 tali modo undulata ut quasi plicata videntur, breviter petiolata, grosse et 

 subduplicato-dentata. Inflorescentia ut in D. ovata. Flores masculi; 

 disco lato lobato : sinubus numero staminum respondentibus ; rudimento 

 tantutn pistilli. Flores hermaphroditi ; tubo calycis intus disco non lobato 

 induviato ; staminibus subcequalibus, Z fauce tubi ultra discum ; ovario 

 simplici, supero, monostylo : stigmate capitato : ovulo solitario appenso. 



A native of Chili, where it seems to be very common, 

 and called Huingan. Whatever may be thought of D. ovata 

 and dependens, there can be no doubt that this is a totally 

 distinct species ; for not only are the leaves in their outline, 

 surface, and colour, and the whole plant in its habit, very 

 different, but we find it maintain all its peculiarities un- 

 changed when raised from seeds. 



A pretty phenomenon is exhibited by the leaves when 

 thrown into water : after lying a short time, they will be 

 found to start and jump as if they were alive, while at the 

 instant of each start a jet of oily matter is discharged into 

 the water. This circumstance appears to be owing to some 

 Peculiar irritability of the parenchyma of the leaves, which, 





♦ Seefol. 1568. 



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