no OF THE ROOT, 



of three pairs of tapering knobs or bulbs, 

 f, 12, Avhich flower in succession. On the 

 contrary, Ophri/s Dionorchls, (^. 71> forms 

 its new bulb so late that it is not perfected 

 till the autumn immediately preceding its 

 flowering, and the plant seems to have but 

 one bulb. OpJiri/s Nidus avis, t. 48, has 

 clusters of cylindrical knobs, which are 

 formed, and also wither away, in parcels, 

 each parcel being equivalent to one of the 

 above-mentioned bulbs. 



Such of the Orchis tribe as have bien- 

 nial bulbs are supposed to be very diffi- 

 cult of cultivation ; but according to the 

 experience of my excellent friend the late 

 Mr. Crowe, in whose garden I have seen 

 them many successive years, they are best 

 removed when in full flower, the earth 

 being cleared completely away from the 

 roots, wliich are then to be replanted in 

 their natural soil previously dried and 

 sifted. Afterwards they must be well 

 watered. The bulb for the following year 

 has not at the flowering period begun to 

 throw out its fibres, for after that. happens 

 it will not bear removal. Satyrium albidum 



