762 



OECHID-GROWEE S MANUAL. 



Z. MACKAYI, Booker.— A. very handsome plant, producing long spikes of 

 large flowers during the winter months, and lasting in perfection a long time. 

 The pseudobulbs are large ovate and scarred, with numerous distichous Imear- 

 lanoeolate leaves, and a radical scapo, 1\ foot long, bearing a raceme of five or 

 six large and very effective ilowers, which have yellowish-green lanceolate 



ZYG0PETALT7M MACKAYI. 



sepals and petals blotched with purplish-brown, and a large horizontally 

 spreading roundish undulated emarginate lip, white, marked all over with lines 

 and spots of purplish-blue, the disk bearing a large convex rufE or frill, which 

 is also white striped with blue. There are several varieties of this plant, some 

 much finer than others. — Brazil. 



Fig.— -Boi. Mag., t. 2748 ; Lodd. But. Cab., t. 1664 ; Paxton, Mag. Bot., iii. p. 97, 

 with tab.; Veitoh's Man. Orch. PI., ix. p. 57 ; Orohid Album, Ix. t. 427. 



