90 



CACTUS CULTURE FOR AMATEURS. 



M. Scheerii. 



Stem globose, 5 inches in diameter ; tubercles large, swollen, 

 somewhat flattened, pale green, watery, woolly in the axils, 

 the tops crowned with about a dozen brown spines, one central, 

 the others radial. Flowers terminal, erect, 2 inches across, with 

 several whorls of spreading, recurved petals, the lower ones crimson, 

 the upper pale yellow ; anthers forming a compact sheaf in the 

 centre. Mexico, where it was discovered in 1845, growing in red, 

 sandy loam. Requires warm-house treatment. 



7 



Fig. 47. Maaiillaria Schelhasli. 



M. Schelhasii. 



Stems branched ana tufted, often forming a cushion ; 

 tubercles closely arranged, green, with white, hair-like spines, 

 J- inch long, the central ones purplish and sometimes hooked. 

 Flowers white, with a line of rose down the middle of each petal, 

 : J inch across. Mexico. May be grown out of doors in a sunny 

 position in summer, and wintered on a shelf in a greenhouse. 

 (Fig. 47.) 



