50 



CACTUS CULTURE FOR AMATEURS. 



green ; sepals long green ; petals 2 inches long, overlapping, recurved, 

 the edges toothed, cinnabared ; stamens and anthers bright yellow. 

 Bolivia, 1840. It blossoms in July, on a shelf in a cool greenhouse. 



E. concinnus. 



Stem globose, 2 inches to 4 inches wide, with about twenty 

 ridges, which are rounded, rather broad, each bearing about 



Fig. 21. E chine-cactus concinnus. 



half a dozen little bunches of spines. Flowers numerous, :> 

 inches long and wide; tube covered with hair-like spines, and 

 reddish scales ; petals in several rows, overlapping, with pointed 

 tips, dark yellow with a red streak down the centre ; stigma red. 



