. 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 102d meridian. Botany; Botany. 288 MALACEAE. Vol. II. I. Pyrus communis L. Pear. Choke Pear. Fig. 2320. Pyrus communis L. Sp. PI. 479. 1753. A tree, sometimes 60° high and with a trunk 2°-3° in diameter, commonly much smaller, the branches usually thorny. Leaves ovate, elliptic or obovate, finely serrulate or entire, slender- petioled, li's' long, downy and ciliate when young, becoming glabr
. 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 102d meridian. Botany; Botany. 288 MALACEAE. Vol. II. I. Pyrus communis L. Pear. Choke Pear. Fig. 2320. Pyrus communis L. Sp. PI. 479. 1753. A tree, sometimes 60° high and with a trunk 2°-3° in diameter, commonly much smaller, the branches usually thorny. Leaves ovate, elliptic or obovate, finely serrulate or entire, slender- petioled, li's' long, downy and ciliate when young, becoming glabrous or nearly so when old, the apex acute or acuminate, the base usually rounded; petioles sometimes as long as the blades or longer; cymes few-several-flowered, borne at the ends of short twigs of the preceding year; pedicels 9"-2' long, at first downy; flowers white, 1-2' broad; calyx-lobes about as long as the tube; styles distinct to the base; pome, in the wild form, seldom over 2' long, in the numerous cultivated forms often much larger. In thickets and woods, Maine to New York, New Jersey and Pennsylvania, escaped from cultivation. Native of Europe and Asia. Wood hard, fine-grained, reddish-brown; weight per cubic foot 51 lbs. April- May. 3. MALUS Mill. Card. Diet. Abr. Ed. 4. 1754. Trees or shrubs, with alternate toothed or lobed leaves, and showy pink or white flowers in simple terminal cymes. Calyx-tube urn-shaped or campanulate, 5-lobed. Hypanthium open, not closed by a cushion; Petals 5. rounded, clawed. Styles 2-5 (usually 5), united at the base; ovules 2 in each cavity, carpels papery or leathery. Fruit a pome, usually depressed- globose, mostly hollowed at the base, but sometimes rounded, its flesh not containing grit- cells. [Greek, apple.] About 15 species, natives of the north temperate zone. Besides the following, another occurs in northwestern America. Type species : Pyrus Mains L. Leaves glabrous, at least when mature. Leaves ovate-lanceolate to oblo
Size: 1393px × 1795px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
