P. Johnstonei (Johnstone's).—Flowers large, with broad scarlet petals.
P. Kaufmanni (Kaufmann's).—Flowers purplish-red, very large.
P. kermesina magnus (large scarlet).—An enormous-flowered kind, having produced blossoms which measured 10 in. across; petals vivid orange with a tip and central stripe of red; sepals blood-red.
P. Pfersdorffii. (Pfersdorff's).—Flowers as in Cereus grandiflorus, 8 in. to 10 in. across, very fragrant; petals white; sepals yellow, brownish outside.
P. Rempleri (Rempler's).—Branches three-angled; flowers with short, linear, incurved sepals; petals long, broad, arranged like a tube, colour salmon-red.
P. roseus grandiflorus (large rose-flowered); Fig. 14.—Flowers 6 in. long and broad, nodding, white.
FIG. 14.—PHYLLOCACTUS ROSEUS GRANDIFLORUS
P. Schlimii (Schlim's).—Branches three-angled; flowers large, sepals bright purple; petals broad, purple, tinged with scarlet.
P. splendens (splendid).—Flowers 8 in. across, purple-pink.