CYPRIPEDIDM. 



37 



veins of the upper sepal and in other parts of the flower have 

 entirely disappeared ; this form is regarded by amateurs as one of 

 the handsomest of all Cypripedes ; it is named in compliment to 

 M. Hye-Leysen, of Ghent. Other sub-varieties are distinguished by 



Cypripedium Lawreneeanum. 



the prominence and rich colour of the veins of the upper sepah 

 which is sometimes diffused over the greater part of the surface; 

 a form in Mr. R. I. Measures' collection at Cambridge Lodge, 

 Camberwell, has the sepals and petals incurved instead of spreading; 

 another in Mr. P. G. Tautz's collection at Studley House, Ham- 



