Cephalocereus catingicola Gurke

Cereus catingicola Gurke, Monatsschr. Kakteenk. 18: 54. 1908.

Tree-like, 3 to 10 meters high, with a short definite trunk and a large, much branched top, bluish green; ribs 4 or 5, separated by broad intervals; areoles large, woolly; spines yellow when young, numerous, unequal, the longest 3 cm. long; flowers 6 to 8 cm. long, 6 cm. broad when fully open, with a broad throat, opening in the evening, odorless; flower-tube short, about 1 cm. long, with broad scales near its top, these green with brownish margins; perianth-segments numerous, broad, short, white, stiff; anthers dehiscing soon after the flowers open; filaments short, the lower ones much longer than the upper one but all included, attached all over the throat; style stout, soon exserted, at first raised against the upper part of the throat, white; stigma-lobes at first white but pinkish the second day after anthesis; fruit broader than high, glaucous, 6 to 7 cm. broad, capped by the withered perianth; rind thick; pulp purple.

Type locality: In the caatinga of Bahia, Brazil.

Distribution: Common in the caatinga of Bahia.

Illustration: Monatsschr. Kakteenk. 18: 55, as Cereus Catingicola.

Plate vin, figure 2, shows the top of a plant brought from Bahia by Dr. Rose in 1915.

Fig. 83.—Cephalocereus colombianus.

BRITTON AND ROSE, VOL. II. PLATE VIII

BRITTON AND ROSE, VOL. II. PLATE VIII

2. Top of stem of Cephalocereus catingicola. 4. Flowering branch of Leptocereus assurgens.

(Natural size.)

2. Top of stem of Cephalocereus catingicola. 4. Flowering branch of Leptocereus assurgens.

(Natural size.)

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