444 



ORCHIDS 



Rhynchostylis. 

 [Rc/ib. /.) zvnd R. rctiisa {Blnvic] are best known in gardens 

 as Saccolabiums, and they require similar cultural con- 

 ditions. 



R. coelestis {Rclih. /.). — The flowers of this species are 

 crowded, ;;in. across, and on white or pale blue pedicels; the 



sepals are white, with an 

 indigo-blue apical blotch ; the 

 basal half of the blade of the 

 lip is white, the apical half 

 indigo-blue ; the column is 

 very short. The leaves are 

 fleshy, 4in. to 6in. long. The 

 stems are stunted. Siani, 

 1885. Syn. SaccolabiiDii coilesie. 

 (L, t, 300 ; W. O. A., viii., 

 t. 361.) 



R. retusa {Bluine). — In 

 this pretty species the flowers 

 are white, striped with violet- 

 pink ; the petals are half as 

 wide as the ovate sepals ; the 

 lip is one-coloured, with a 

 compressed, truncate - conical 

 spur, the lamina being lan- 

 ceolate, inflexed, slightly cos- 

 tate at the back ; the racemes 

 are cylindrical and dense. 

 Syns. Saccolabinm Bluinei 

 (b. S. O., t. 47), 5. i^^uttatuin 

 (B. M., t. 4108), S. p?\cinorit(m, 

 and 6'. retusum. (Fig. 154.) 



Fig. 154. Rhyxchostvlis retusa 



(much reduced). 



RODRIQUEZIA. 



Ruiz and Pavon's name for a small genus of epiphytal 

 Orchids belonging to the tribe J'andccc, and for the most 

 part nriti\es of the warmer parts of Brazil. The generic 

 name is a commemorative one, in honour of Em. Rod- 

 riguez, a Spanish ph)-sician and botanist. As at present 

 constituted, the genus includes Burliiigtonia. The species 

 are few in number, and chiefly to be found in botanic 

 collections. The pseudo-bulbs are small, flattened, and 

 usuall}' two-leaved. Leaves sheathing at the base, stiff" 



