28 



the: cactacbae. 





"1 



H 



L 



3 



t3 



^ fcl 



1l- 



J r 



; 



r ' 





■-1 



Fig, 25. — Pereskiopsi?, apparently P. rotundifolia, with other cacti iu the background. 



6. Pereskiopsis porteri (Brandegee) Britton and Rose, Smiths. Misc* Coll. 50: 332. 1907 



A 



Opuntia porteri Brandegee in Weber, Diet. Hort. Bois 899. 1898. 

 Opuntia hrandegeei Schumann, Gesaxntb. Kakteen 653. 1898. 

 Pereskiopsis brandegeei Britton and Rose, Smiths. Misc. Coll. 50: 331. 



1907. 



Stems stout, woody, branching, 6 to 12 dm. high, 3 cm. in diameter, the old areoles bearing 3 

 to 8 stout spines 3 to 5 cm. long, but on the trunk often 15 to 20 spines from an areole; first and sec- 

 ond year branches usually short, spineless, or with i or 2 brown spines, those of the first year green, 

 the second-year brownish ; areoles bearing numerous small, brown glochids; 

 leaves sessile, 2 to 3 cm. long, obovate, acute, fleshy, in greenhouse speci- 

 mens sometimes much narrower; flowers about 4 cm. in diameter; sepals 

 few, spatulate, short; petals few, yellow, broad, entire; fruit joint-like, 

 oblong, 4 to 5 cm. long, orange-colored, with large areoles bearing brown 

 glochids; seeds i or few, covered with white deciduous hairs. 





Mexico 



Distribution: 



ommon 



the 



Cape region 

 Mexico. 



of LoWer Cali- 



Figure 26 shows a leafy twig of a plant sent in 1904 from 



Missouri 



Opuntia brandegeei, which had been received by the Missouri 



Katharine 



1 901. 



7. Pereskiopsis spathulata (Otto) Britton and Rose, vSmiths. Misc Coll 

 50:333- 1907- 



^ Pereskia spathilala Otto in Pfciffer, Knum. Cact. 776 18^7 

 Opunha spathulata Welder, Bull. Mus. Hist. Nat. Paris 4: 165. 



^ 



r^- 



^ 



■r. 



1898. 



Fio. 26. — Pereskiopsis 



porteri. 



X0.66. 



ti.;.t cfr^l ^ . ' ' i"" ^ '"''^'^P ^'^^' ^'■^^ches few, glaiicescent, deflexed; leaves spatulate, 



ho nw ^Jc^:. f ^ ^""t Tl' ''''°^? ^^'^^"^' "^^^"y' ^^^'■y ^^^^ yo^ng; spines i or 2, rigid, white 

 below, 2.5 cm. long; glochids brown, borne in the upper part of the areoles; flowers red; seeds white. 





■^ 



- rJ 



