. The Cactaceae : descriptions and illustrations of plants of the cactus family. DOLICHOTHELE. 6i 12. DOLICHOTHELE (Schumann) gen. nov. Plant-body globose, more or less cespitose, soft in texture, never milky; tubercles elongated, not grooved above; flowers borne in axils of old tubercles, very large, with a definite funnel-shaped tube; inner perianth-segments yellow, spatulate, tapering into a claw and borne on top of tube; stamens forming a spiral about style and borne on whole face of throat, but forming a definite ring at top of throat; style slender; stigma-lobes linear; ovary exserted, n
. The Cactaceae : descriptions and illustrations of plants of the cactus family. DOLICHOTHELE. 6i 12. DOLICHOTHELE (Schumann) gen. nov. Plant-body globose, more or less cespitose, soft in texture, never milky; tubercles elongated, not grooved above; flowers borne in axils of old tubercles, very large, with a definite funnel-shaped tube; inner perianth-segments yellow, spatulate, tapering into a claw and borne on top of tube; stamens forming a spiral about style and borne on whole face of throat, but forming a definite ring at top of throat; style slender; stigma-lobes linear; ovary exserted, naked; fruit smooth, greenish, purplish, or red, globose, ellipsoid or short-oblong; seeds black or brownish. Type species: Mamniillaria longimamma De CandoUe. The generic name is from hoKi-xos long, and d-qXri nipple, referring to the elongated tubercles. The fruit is not often collected and is not well known. Dr. Rose obtained a single fruit of one of the species, the only one we had then seen, in a private collection in Rome in 1915 ; this is nearly globular, red, thin-walled, many-seeded; the seeds are brownish, pitted, slightly flattened, pointed at base, with a small sub-basal hilum. In October 1921, Robert Runyon sent us a number of fruits which were greenish white to purplish, with black seeds, these somewhat flattened and 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 Britton, Nathaniel Lord, 1859-1934; Rose, J. N. (Joseph Nelson), 1862-1928. Washington : Carnegie Institution of Washington
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Keywords: ., bookauthorbrittonnathaniellord1, bookcentury1900, bookdecade1910
