MONOCHLA^n'DKiE. 97 



441. Rheum officinale, BailloB. 



tt. A very small leaf. 



Cultivated at Clapham Common ; 2 May, 1873. 



h. Portion of large leaf. 



From a plant in the open gi-ound, Clapham Common ; 

 Oct., 1873. 



c. Ditto, with thin section of dried root. 



To this sheet is attached a cutting from 'The Gaiden,' 

 23 May, 1874, gi^nng an account and illustration of 

 liheum officiiudc. 



d. Inflorescence. 



"From the original plant given me by M. Baillon." — I). H., 

 1874. 



e. Ditto, with detached spikelet of young fruit and ripe 



fruits. 

 Clapham Common ; 1874. 



442. Rheum Rhaponticum, L. 



a. Veiy imall leaves. 



h. Young leaf and detached fruits. 



Cultivated for the sake of its root by Mr. U.sher, Bodicott, 



near B;inbury ; 4 Sept., 1872. 

 For remarks concerning the cultivation, see 'Pharmaco- 

 graphia,' 2nd ed., p. .501 ; 'Journ. Soc. Arts,' voL 

 XV., p. 282; and 'Science Papers,' p. 411. 



SERIES III. MULTIOVULATiE TERRESTRES. 

 (JYTINACE^. 



443. Cytinus Hypocistus, Adans. 



a. Plant in flower, attached to the root of a Cistus. 

 S. Raphael, near Frejus ; May, 1866. 

 " It exuiles a iiuantity of tasteless inucila{;e upon being .subjected to 

 pressure." 



ARISTOLOCHIACE.E. 



444. Aristolochia Clematitis, L. 



((. Branch in flower (three specimens). 



(1) Orange ; 2 May, 1864. (2) Villeneuve-les- Avignon; 

 6 May, 1854. (3) Epinay sur Seine, near Paris; 

 5 Aug., 1855. 



