64 



CENTRAL EXPERIMENTAL FARM 



IBIS Con. 



I. ochraurea (I. aurea x ochroleuca) . 



(T. SMITH.) 

 PL, 1908. 



7. ocliroleucd, L. = I. orientalis. 



I. ochroleuca sulphured = 7. orientalis 

 sulphurea. 



I. orientalis .Hort. = 7. siUrica orien- 

 talis. 



***!. orientalis, MILL . Asia Minor. 



Syn. I. ochroleuca, L.; I. gigantea, 



Carr. 

 PL, 1895. Hardy. Ht. 3 to 4 ft. 



Fl. (s.) white and yellow, (f.) 



white and yellow; June 22 to 



July 12. 



I. orientalis sulphurea. 



Syn. I. ochroleuca sulphurea. 

 PL, 1908. 



**I. persica, L. Asia Minor, &c. 



PL, 1901. Hardy. Ht. 4 in. FL 

 pale lilac with a dark purple 

 blotch ; April. 



**I. Polakii, STAFF. Persia. 



PL, 1903. Hardy. Ht. 2* to 3 ft. 

 Fl. (s.) white, (f.) lavender and 

 white; first two weeks of June. 



I, prismatica, PURSH. Northern United 



States. 



Syn. I. gracilis, Bigelow. 

 PL, 1894. Hardy. Ht. 2 ft. FL 



lilac and purple; May 26 to June 



20. 



*I. prismatica purpurea. 



Syn. I. virginica purpurea. 



PL, 1903. Hardy. Ht. li to 2 ft. 

 FL (s.) violet purple, (f.) violet 

 purple veined with white towards 

 base; June 12 to June 30. 



***!. Pseudacorus, L. Europe, &c. 



PL, 1905. Hardy. Ht. 2i to 3 ft ! 

 FL (s.) golden yellow, (f ) golden 

 yellow with orange spot at base; 

 June 19 to June 30. 



I. Pseudacorus albus. 

 PL, 1908. 



I. Pseudacorus variegata. 



PL, 1897. Hardy. Ht. 2 ft. 

 variegated foliage. 



Has 



IRIS Con. 

 **I. pumila, L. Europe, &c. 



PL, 1895. Hardy. Ht. 7 to 10 in. 

 FL bright lilac purple, and other 

 colours. 



***!. pumila caerulea. 



Syn. I. pumila violacea. 



PL, 1895. Hardy. Ht. 9 in. Fl. 



almost caerulean blue; May 12 to 



May 26. 



**I. (pumila x olbiensis) Beauty. 



PL, 1900. Hardy. Ht. 1 ft. Fl 

 (s.) pale yellow, (f.) pale yellow 

 flushed with purple; May 15 to 

 June 20. 



I. (pumila x olbiensis) Blue Beard. 

 PL, 1900. Hardy. Ht. 1 ft. 3 in. 

 FL dull white and bluish purple; 

 May 16 to June 13. 



**I. (pumila x olbiensis) Canary Bird. 

 PL, 1901. Hardy. Ht. 2* ft. FL 

 resembles I. flavescens; June 11 

 to June 25. 



I. (pumila x olbiensis) Golden Ball. 

 PL, 1903. Tender. 



I. (pumila x olbiensis) Golden Dwarf. 

 PL, 1905. Tender. 



***J. (pumila x olbiensis) Innocence. 



PL, 1905. Hardy. Ht. 2* ft. FL 

 (s.) white, (f.) white striped and 

 flushed with purple; June 11 to 

 June 28. 



I. (pumila x olbiensis) King of the 



Blues. 

 PL, 1900. Tender. 



I. (pumila x olbiensis) Leander. 

 PL, 1905. Half hardy. 



**I. (pumila x olbiensis) Princess 



Louise. 



P L, 1903. Hardy. Ht. 1 ft. Fl. 

 (s.) lavender blue, (f.) deep lav- 

 ender blue ; late May to early 

 June. 



*I. (pumila x olbiensis) Sambo. 



PL, 1903. Hardy. Ht. 1 ft. FL 

 deep purple; late May to early 

 June. 

 I. ruthenica, DRYAND. Northern Asia, 



&c. 



PL, 1895. Hardy. Ht. 2} to 3* ft 

 Fl. lilac purple; May 16 to June 

 13. 



