OPUNTIA. 



171 



and numbers, at 3 years often 10 in number and some 6 cm. long, divergent, flattened, angular, 

 twisted; flowers dull dark-red in bud, with stigma protruding the day before the petals 

 spread, small, about 3 cm. in diameter when opened, petals 20 to 25 mm. long, slightly, when at all, 

 recurved, ribs of petals red and wings orange, filaments greenish below and pink above, style bright- 

 glossy red, stigma dull greenish red, 4-parted, equaling the petals in length; ovary small, subglobose, 

 deeply pitted, 15 to 17 mm. in diameter, with small subcircular to slightly transversely elongated, 

 dirty brown areoles, 4 mm. apart; fruit small, subglobose, red." 



r 



Type locality: State of Oaxaca, Mexico. 



Distribution: Known only from type locahty. 



Our examination of the type specimen of this species showed that it is closely related 

 to Opuntia macdougaliana, differing in the color of its petals, which may not be a specific 

 character. 



V 



Fig. 210.— Opuntia macdougaliana 



)puntia macdougaliana Rose, Smiths. Misc. Coll. 



opuntia micrarthra Griffiths, Monatsschr. Kakteenk. 23: 130. 



908 



1913- 



trunk 



pubescent 



filled with clumps of yellow glochids, very rarely with one or two spines. 



Type locality: Near Tehuacin, Mexico. 

 Distribution: Southern Mexico 



=Xi^:::pH of *e type P.anua.e„ .y I^^acDou^^^^ at E. 



Mexico 



type 



I 



A ^_ 



-►". 



