i8o 



THE CACTACEAE. 



and flowers in July. It had been in cultivation before 1796; it flowered in 1808 with Haw- 

 orth and was described as follows: Flowers shiny yellow; filaments yellow, half as long as 

 petals; style longer than stamens; stigmas 5, thick, obtuse, 2 lines long, sulphur-colored. 



De Candolle says the flowers are 4 inches in diameter. 



Pfeiffer states the joints are 5 to 6 inches long by i to 1.5 inches broad; that the leaves 

 are red and the spicules yellow. 



Opimtia elongata laevior Salm-Dyck (Cact. Hort. Dyck. 1849. 242. 1850) may or may not 

 belong here. 



Fig. 220. — Opuntia maxima. 



200. Opuntia maxima :Miller, Gard. Diet. ed. S. No. 5. 1768. 



Cactus decumanus Willdenow, Enum. PI. Suppl. 34. 1S13. 



Opuntia decumana Haworth, Rev. PL Succ. 71. 1821. 



Opuntia gymnocarpa Weber, Diet. Hort. Bois S93. 1898. 



Opuntia lahouretiana Console* in Schumann, Gesamtb. Kakteen 717. ^ 189S. 



Opuntia jicus-indica decumana Spegazzini, Anal. Mus. Nac. Buenos Aires III. 4: 512. 1905. 



Opuntia' ficus-indica gymnocarpa Spegazzini, Anal. Mus. Nac. Buenos Aires III. 4: 512. 1905. 

 Forming large, much branched plants; joints elongated, more or less spatulate, 35 cm. long 

 or more, 10 to 12 cm. broad, rounded at apex, somewhat cuneate at base, pale green, not at all 

 tuberculate; areoles small, distant; spines sometimes wanting or sometimes i or 2, short, white; 

 glochids yeUow (brown in some specimens referred here) ; flowers conspicuous, 8 cm. broad, orange- 

 red; ovar>^ elongated, 7 to 8 cm. long, bearing numerous large glochids. 



*Berger (Hort. Mortol. 409. 1912) says this is known as 0. lahouretiana Console. 



