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PILOCEREUS , the old See also:man See also:cactus, forms a small genus with tallish erect, fleshy, See also:angulate stems, on which, with the tufts of spines, are See also:developed See also:hair-like bodies, which, though rather coarse, See also:bear some resemblance to the hoary locks of an old man. The See also:plants are nearly allied to Cereus, differing chiefly in the floriferous portion developing these longer and more attenuated hair-like spines, which surround the See also:base of the See also:flowers and See also:form a dense woolly See also:head or cephalium. The most See also:familiar See also:species is P. senilis, a Mexican plant, which though seldom seen more than a See also:foot or two in height in greenhouses, reaches from 20 ft. to 30 ft. in its native See also:country. EcHINorsls is another small See also:group of species, separated by some authors from Cereus. They are See also:dwarf, ribbed, globose or cylindrical plants; and the flowers, which are produced from the See also:side instead of the See also:apex of the See also:stem, are large, and in some cases very beautiful, being remarkable for the length of the See also:tube, which is more or less covered with bristly hairs. They are natives of See also:Brazil, See also:Bolivia and See also:Chile. End of Article: PILOCEREUSAdditional information and CommentsThere are no comments yet for this article.
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