CALLERY PEAR
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File Size: 54 KB |
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Pyrus calleraya Decne.
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Riley County, Kansas |
Height: Trees, to 65 feet |
Family: Rosaceae - Rose Family |
Flowering Period: March, April |
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Also Called: | | Bradford pear. | Trunks: | | Trunks erect; branches usually armed, thorns reddish brown to grayish brown, .4 to 1.2 inches, glabrous; bark gray, reddish, or orangish brown, smooth or eventually with blackish rectangular plates; wood white, hard. | Twigs: | | Reddish brown to grayish brown, rigid, initially tomentose, becoming glabrous with age; leaf scar triangular; buds reddish brown, ovoid, .16 to .4 inch, apex acute to acuminate, scales glabrous, glabrate, or sparsely to densely tomentose. | Leaves: | | Deciduous, alternate, simple; stipules caducous, free, lanceolate, .4 to .63 inch, margins entire or obscurely serrulate; petiole .8 to 1.8 inch, upper surface sparsely pubescent, sometimes also on lower surface, becoming glabrous with age; blade ovate to oblong, 1.6 to 3.6 inches long, 1.4 to 2.4 inches wide, base cuneate to rounded, margins crenulate-serrulate or entire, often with tufts of white hairs when young, becoming glabrous with age, apex acuminate, lower surface light green, glabrous, upper surface dark green, glabrous. | Flowers: | | Inflorescences terminal on short shoots, racemes or umbel-like corymbs, 4-9-flowered, appearing before or sometimes with leaves; peduncles 0 to .2 inch, tomentose, glabrate; pedicels .4 to 1.2 inch, glabrous. Flowers bisexual, radially symmetric, .6 to 1 inch diam.; hypanthium bell-shaped or cupular, .06 to .1 inch, glabrous or pubescent; sepals 5, reflexed, lanceolate, .14 to .2 inch long, .04 to .08 inch wide; petals 5, white, obovate, .24 to .5 inch; stamens 20; pistils 2-3(-4), mostly connate, adnate to hypanthium, glabrous; styles 2-3, terminal, distinct, glabrous. | Fruit: | | September-October; pomes, brown to yellowish brown with white or tan dots, globose, .4 to .6 inch diam., glabrous, not glaucous, fleshy; hypanthium persistent; sepals deciduous; carpel walls becoming leathery; seeds 1-2(-4), dark brown, reddish brown, or gray with black spots or streaks, angular-obovoid, .16 to .22 inch long, .08 to .16 inch wide, .06 to .16 inch thick, smooth. | Habitat: | | Urban woodlots, pastures, fencerows, woodland margins, disturbed sites. | Distribution: | | Scattered in east 1/2 of Kansas | Origin: | | Naturalized | Comments: | | Pyrus calleryana is a widely planted ornamental, popular for its showy (but malodorous) white spring blossoms and red, maroon, burgundy, or yellow fall foliage. However, it has become a serious urban and suburban weed in eastern Kansas in the past 10 years. The Bradford pear is the first of what are now many cultivars of the Callery pear. |
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Callery pear inflorescence | | 72 KB | Riley County, Kansas |
| Callery pear buds | | 81 KB | Riley County, Kansas |
| Callery pear leaf | | 75 KB | Clay County, Kansas |
| Callery pear bark | | 165 KB | Clay County, Kansas |
| Callery pear fruit | | 82 KB | Clay County, Kansas |
| Callery pear fruit | | 66 KB | Clay County, Kansas |
| Callery pear habit | | 175 KB | Craig Freeman photo |
| Callery pear flowers | | 61 KB | Riley County, Kansas |
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