. Carnegie Institution of Washington publication. i So 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 inches broad; that the leaves are red and the spicules yellow. Opuntia elongata laevior Salm-Dyck (Cact. Hort. Dyck. ) may or
. Carnegie Institution of Washington publication. i So 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 inches broad; that the leaves are red and the spicules yellow. Opuntia elongata laevior Salm-Dyck (Cact. Hort. Dyck. ) may or may not belong FIG. 220.—Opuntia maxima. 200. Opuntia maxima Miller, Card. Diet. ed. 8. No. 5. 1768. Cactus deciimainis Willdenow, Enum. PI. Suppl. 34. 1813. Opuntia decnmana Haworth, Rev. PI. Succ. 71. 1821. Opuntia gymnocarpa Weber, Diet. Hort. Bois 893. 1898. Opuntia labouretiana Console* in Schumann, Gesamtb. Kakteen 717. 1898. Opuntia ficus-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 yellow (brown in some specimens referred here); flowers conspicuous, 8 cm. broad, orange- red; ovary elongated, 7 to 8 cm. long, bearing numerous large glochids. *Berger (Hort. Mortol. 409. 1912) says this is known as O. labouretiana Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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