. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 476 The Thorn Trees stalks slightly long-hairy, glandular, winged above, about 15 nun. long. The flowers are about 15 mm. broad, in somewhat long-haiiy, many- flowered corymbs; calyx-tube nearly smooth; calyx-lobes trian- gular, long-pointed, smooth on the outside, slightly long-hairy on the inside, remotely glandular-toothed, red-tipped; stamens about 10; styles 3 or 4. The fruit, ripening in September, is pear-shaped or
. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 476 The Thorn Trees stalks slightly long-hairy, glandular, winged above, about 15 nun. long. The flowers are about 15 mm. broad, in somewhat long-haiiy, many- flowered corymbs; calyx-tube nearly smooth; calyx-lobes trian- gular, long-pointed, smooth on the outside, slightly long-hairy on the inside, remotely glandular-toothed, red-tipped; stamens about 10; styles 3 or 4. The fruit, ripening in September, is pear-shaped or oblong, 8 to 12 mm. long, scarlet, its calyx-lobes spreading, persist- ent; the flesh is pulpy when ripe; it contains 3 or 4 nutlets 6 to 8 Fig. 's Thorn. ^^ i^^g, 6 to 7 mm. thick, strongly ridged on the back, with a shallow pit on each inner 43. ST. LAWRENCE THORN — Crataegus laurentiana Sargent This thom grows along the lower St. Lawrence River, and from northern Michigan to British Columbia, eastern Oregon and central Colorado. It is a many-branched shrub or a small tree sometimes 5 meters high, with ir- regular branches; the twigs are sUghtly hairy, soon becoming smooth, bright orange-brown, and bear stout chestnut-brown spines from 3 to 8 cm. long. The leaves are oblong to oblong- ovate^ sharply or bluntly pointed at the apex, strongly wedge-shaped at the base, sharply and doubly toothed, with three to five pairs of pointed. 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; Shafer, John Adolph. New York : H. Holt and Co.
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkhholtandco
