An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 Crataegus Crus-galli Mill. Di< Not L. Crataegus tomentosa Du Roi, Harbk. Baumz. Ed. i, 183. 1771. Not L. Mespihis Calpodendron Ehrh. Beitr. 2: 67. 1788. C. Calpodendron Medic. Gesch. Bot. 83. 1793. C. Chapmani Ashe, Bot. Gaz. 28; 270. 1899. A shrub or small tree, sometimes 20° high, with ascending and spreading b
An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 Crataegus Crus-galli Mill. Di< Not L. Crataegus tomentosa Du Roi, Harbk. Baumz. Ed. i, 183. 1771. Not L. Mespihis Calpodendron Ehrh. Beitr. 2: 67. 1788. C. Calpodendron Medic. Gesch. Bot. 83. 1793. C. Chapmani Ashe, Bot. Gaz. 28; 270. 1899. A shrub or small tree, sometimes 20° high, with ascending and spreading branches forming a broad crown. Spines occasional, i'-2' long; leaves rhombic-ovate, acute or acuminate at the ii'-4i' long, I i'-3' wide, finely and doubly ser- rate, those on the vegetative shoots obtuse and more entire than the others, pubescent on both sides, becoming scabrate above, subcoriaceous. dull green; corymbs white-tomentose; flowers about 7' broad; stamens about 20 (occasionally 10); anthers small, pink; styles and nutlets usu- ally 2 or 3; fruit pyriform or ellipsoid (in var. microcarpa, globose), orange-red or red, 4' or 5' thick; calyx-lobes reflexed, laciniate; flesh gluti- nous ; nutlets with deep pits in their ventral faces. Central New York, northeastern New Jersey and Pennsyl\ania to Minnesota and Missouri, south in the mountains to northern Georgia. May-June: fruit ripe September. Long mistaken for C. tomentosa h. White or common (Pa.) thorn. Thorn-apple or-plum. Blackthorn. 17. Crataegus globosa Sargent. Globose-fruited Thorn. Fig. 2351. Crataegus globosa Sarg. Rep. Mo. Bot. Gard. ig : 118. 1908. A slender shrub, or tree, sometimes 25° high, with numerous spines 1-24' long. Leaves oval, obovate or elliptic, ii'-4' long, il'-^l' wide, coarsely serrate or doubly serrate with shallow, obtuse lobes towards the apex, acute or bluntish, broadly cuneate at the base, membranous, dark yellow-green and pubescent, becom- ing scabrate above, pubescent beneat
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