10 • 114S 
Opuntia 
Flowering May 22, 1912; joints elliptical, 4 to 5.7 cm. wide and 9 to 11.2 
cm. long, on under side of new joint and on calyx tube, terre verte as giv- 
en in Winsor and Newton's Artists' Oil Colors, on upper side darker; lower 
joints nearly covered with dirty gray scarious scales, uncovered parts 
lighter green in various shades; areoles on joints in diagonal rows from 
5 to 12 mm. apart; those on calyx tube also in diagonal rows, 5 mm. and les 
* 
apart; areoles bearing glochids 2 nun. long and less, light gamboge as given 
in Winsor and Newton's Artists' Oil Colors; glochids shortest on nev; joint; 
areoles on new joints bearing slight amount of dirty white straggling wool; 
areoles near edges of joints sometimes bearing a single spine, 2 to 12 mm. 
long, ivory colored and slightly darker, with yellowish tips; flo?/er 5 cm. 
long; calyx tube ovate, 2 cm. long, 1.5 cm. in diameter, bearing bracts 
long acuminate, 5 nun. and less wide and of varying lengths, dark warm mono- 
