C 4024 ) 



Pharbitis Tyrianthina. Tyrian-purple 



Gaybine. 



«**»**««***«*««■& 



Class and Order. 

 Pentandria Monogynia. 



( Nat. Ord. — Convolvulace^e. ) 



Generic Character. 



Calyx 5-sepalus. Corolla campanulata, aut campanu- 

 lato-infundibuliformis. Stylus 1. Stigma capitato-granu- 

 latum. Ovarium 3-, rarius 4-, loculare, loculis dispermis. 

 Chois. 



Specific Character and Synonym. 



Pharbitis Tyrianthina; radice tuberosa, caule volubili fru- 

 ticoso verrucoses foliis subrotundis cordatis acuminatis 

 molliter villosis, pedunculis multifloris folio longiori- 

 bus, corolla infundibular! calyce villoso 4-plo longiore. 

 Lindl. 



Ipom^a Tyrianthina. Lindl. in Bot. Reg. 1838. Miscell. 

 n. 162. 



Our first knowledge of this exquisitely coloured flower is 

 derived from the Miscellaneous portion of Dr. Lindley's 

 Botanical Register, where that author gives the above 

 specific character, with the remark that " this is a most 

 beautiful plant, for which our gardens are indebted to 

 George Frederick Dickson, Esq., who obtained the seeds 

 from Mexico, and presented them to the Horticultural 

 Society. One of the houses in the garden at Chiswick 

 was richly ornamented with it in October last (1838). 

 Neither Ipom^ea rubro-carulea, nor I. Horsfallicz, nor any 

 of the other noble species which have found their way to 

 Europe of late years, can exceed this in the richness of its 

 colour, which is of a peculiar tint, resembling nothing so 



much 



vol. XVI. m 



