aubépine monogyne, common hawthorn, English hawthorn, hawthorn, one-seed hawthorn, singleseed hawthorn
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Texas hawthorn, Texas red haw
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Shrubs or trees, 100 dm. |
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older trunk bark nearly black, grooved, younger gray, fibrous, checked into longitudinal plates; twigs: new growth lanate, 1-year old pale grayish tan, older gray; thorns on twigs absent or frequent, straight, 2-years old ± bright chestnut brown or shiny black, fine, 4–5 cm. |
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petiole length 37–43% blade, tomentose young, glabrescent, eglandular; blade broadly elliptic, narrowly rhombic, rhombic, rhombic-ovate, or broadly ovate, 4–7 cm, thin, base broadly cuneate to rounded, lobes 1–4 per side, sinuses shallow to deep, lobe apex obtuse to subacute, margins strongly serrate except proximally, teeth 2–3 mm, veins 5 per side, apex acute to subacute or obtuse, abaxial surface sparsely to densely white-tomentose young, less dense mature, veins densely hairy, adaxial densely scabrous young, glabrescent. |
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7–12-flowered; branches tomentose, sometimes glabrescent; bracteoles caducous, ± linear, (larger) herbaceous to (smaller) membranous, margins glandular. |
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14–22 mm diam.; hypanthium tomentose; sepals narrowly triangular, 4–6 mm, margins glandular-serrate to glandular-laciniate, abaxially densely pubescent; stamens 20, anthers rose, rose-purple, red, or purple; styles 4 or 5. |
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red, sometimes red-orange, suborbicular, 9–14(–25) mm diam., with remnant tomentum; sepals often eroded or broken, spreading; pyrenes 4 or 5. |
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CA; CO; CT; DE; IL; IN; MA; ME; MI; MN; NH; NJ; NY; OH; OR; PA; RI; VT; WA; WI; BC; NB; NS; ON; PE; QC; Europe; w Asia; n Africa [Introduced also in South America, s Africa, Pacific Islands, Australia]
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AR; MO; OK; TX |
Varieties 2 (1 in the flora). Crataegus monogyna was introduced early to North America to be used for agricultural hedges, a practice now discontinued on this continent. Cultivar 'Crimson Cloud,' often under an incorrect species name, is widely cultivated as an ornamental. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Varieties 2 (2 in the flora). Crataegus texana is distributed through much of the eastern half of Texas and into Oklahoma, Arkansas, and southwestern Missouri. Crataegus texana is provisionally treated as a complex of pink- to purple-anthered, 20-stamened, red-fruited forms. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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1. Leaf blades: lobes 2–4 per side, sinuses deep, lobe apices ± angled. | var. texana |
1. Leaf blades: lobes 1 or 2(or 3) per side, sinuses shallow, lobe apices ± obtuse to subacute. | var. dasyphylla |
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FNA vol. 9, p. 497. |
FNA vol. 9, p. 554. |
Rosaceae > subfam. Amygdaloideae > tribe Maleae > Crataegus > sect. Crataegus > ser. Crataegus |
Rosaceae > subfam. Amygdaloideae > tribe Maleae > Crataegus > sect. Coccineae > ser. Molles |
C. aemula, C. aestivalis, C. alabamensis, C. alleghaniensis, C. annosa, C. aprica, C. aquacervensis, C. ashei, C. atrovirens, C. attrita, C. austromontana, C. beata, C. berberifolia, C. biltmoreana, C. brachyacantha, C. brainerdii, C. brazoria, C. brittonii, C. buckleyi, C. calpodendron, C. castlegarensis, C. chrysocarpa, C. coccinea, C. coccinioides, C. cognata, C. collina, C. colonica, C. communis, C. compacta, C. condigna, C. craytonii, C. crocea, C. crus-galli, C. cupressocollina, C. delawarensis, C. dispar, C. dodgei, C. douglasii, C. egens, C. egregia, C. enderbyensis, C. erythropoda, C. exilis, C. eximia, C. extraria, C. fecunda, C. flabellata, C. flava, C. florens, C. floridana, C. florifera, C. fluviatilis, C. formosa, C. frugiferens, C. furtiva, C. gattingeri, C. gaylussacia, C. gilva, C. greggiana, C. harbisonii, C. holmesiana, C. ignava, C. incilis, C. integra, C. intricata, C. invicta, C. iracunda, C. irrasa, C. jesupii, C. jonesiae, C. lacrimata, C. laevigata, C. lanata, C. lancei, C. lanuginosa, C. lassa, C. laurentiana, C. leonensis, C. lepida, C. levis, C. lumaria, C. macracantha, C. macrosperma, C. magniflora, C. margarettae, C. marshallii, C. mendosa, C. meridiana, C. mira, C. mollis, C. munda, C. nananixonii, C. neobushii, C. nitida, C. oakesiana, C. okanaganensis, C. okennonii, C. opaca, C. opima, C. orbicularis, C. ouachitensis, C. padifolia, C. pennsylvanica, C. persimilis, C. pexa, C. phaenopyrum, C. phippsii, C. pinetorum, C. populnea, C. prona, C. pruinosa, C. pulcherrima, C. punctata, C. purpurella, C. quaesita, C. reverchonii, C. rivularis, C. rivuloadamensis, C. rivulopugnensis, C. roribacca, C. rubella, C. rubribracteolata, C. saligna, C. sargentii, C. scabrida, C. schizophylla, C. schuettei, C. segnis, C. senta, C. sheila-phippsiae, C. sheridana, C. shuswapensis, C. sororia, C. spathulata, C. spes-aestatum, C. stolonifera, C. stonei, C. submollis, C. suborbiculata, C. succulenta, C. tecta, C. teres, C. texana, C. tracyi, C. triflora, C. turnerorum, C. uniflora, C. ursopedensis, C. venusta, C. viridis, C. visenda, C. wattiana, C. williamsii, C. wootoniana, C. ×atrorubens, C. ×bicknellii, C. ×coleae, C. ×collicola, C. ×disperma, C. ×dispessa, C. ×fretalis, C. ×incaedua, C. ×kelloggii, C. ×latebrosa, C. ×lucorum, C. ×rufula, C. ×sicca, C. ×vailiae |
C. aemula, C. aestivalis, C. alabamensis, C. alleghaniensis, C. annosa, C. aprica, C. aquacervensis, C. ashei, C. atrovirens, C. attrita, C. austromontana, C. beata, C. berberifolia, C. biltmoreana, C. brachyacantha, C. brainerdii, C. brazoria, C. brittonii, C. buckleyi, C. calpodendron, C. castlegarensis, C. chrysocarpa, C. coccinea, C. coccinioides, C. cognata, C. collina, C. colonica, C. communis, C. compacta, C. condigna, C. craytonii, C. crocea, C. crus-galli, C. cupressocollina, C. delawarensis, C. dispar, C. dodgei, C. douglasii, C. egens, C. egregia, C. enderbyensis, C. erythropoda, C. exilis, C. eximia, C. extraria, C. fecunda, C. flabellata, C. flava, C. florens, C. floridana, C. florifera, C. fluviatilis, C. formosa, C. frugiferens, C. furtiva, C. gattingeri, C. gaylussacia, C. gilva, C. greggiana, C. harbisonii, C. holmesiana, C. ignava, C. incilis, C. integra, C. intricata, C. invicta, C. iracunda, C. irrasa, C. jesupii, C. jonesiae, C. lacrimata, C. laevigata, C. lanata, C. lancei, C. lanuginosa, C. lassa, C. laurentiana, C. leonensis, C. lepida, C. levis, C. lumaria, C. macracantha, C. macrosperma, C. magniflora, C. margarettae, C. marshallii, C. mendosa, C. meridiana, C. mira, C. mollis, C. monogyna, C. munda, C. nananixonii, C. neobushii, C. nitida, C. oakesiana, C. okanaganensis, C. okennonii, C. opaca, C. opima, C. orbicularis, C. ouachitensis, C. padifolia, C. pennsylvanica, C. persimilis, C. pexa, C. phaenopyrum, C. phippsii, C. pinetorum, C. populnea, C. prona, C. pruinosa, C. pulcherrima, C. punctata, C. purpurella, C. quaesita, C. reverchonii, C. rivularis, C. rivuloadamensis, C. rivulopugnensis, C. roribacca, C. rubella, C. rubribracteolata, C. saligna, C. sargentii, C. scabrida, C. schizophylla, C. schuettei, C. segnis, C. senta, C. sheila-phippsiae, C. sheridana, C. shuswapensis, C. sororia, C. spathulata, C. spes-aestatum, C. stolonifera, C. stonei, C. submollis, C. suborbiculata, C. succulenta, C. tecta, C. teres, C. tracyi, C. triflora, C. turnerorum, C. uniflora, C. ursopedensis, C. venusta, C. viridis, C. visenda, C. wattiana, C. williamsii, C. wootoniana, C. ×atrorubens, C. ×bicknellii, C. ×coleae, C. ×collicola, C. ×disperma, C. ×dispessa, C. ×fretalis, C. ×incaedua, C. ×kelloggii, C. ×latebrosa, C. ×lucorum, C. ×rufula, C. ×sicca, C. ×vailiae |
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C. mollis var. texana |
Jacquin: Fl. Austriac. 3: 50, plate 292, fig. 1. (1775) |
Buckley: Proc. Acad. Nat. Sci. Philadelphia 13: 454. (1862) |
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