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- Salix orestera, Salix pseudomonticola, Salix pseudomyrsinites, Salix pyrifolia, Salix wolfii (Fries) A. Kerner Verh. K.-K. Zool.-Bot. Ges. Wien 10: 2413 KB (279 words) - 22:29, 5 November 2020
- Pyrus calleryana, Pyrus communis, Pyrus cordata, Pyrus nivalis, Pyrus pyrifolia, Pyrus serrulata Linnaeus Sp. Pl. 1: 479. 1753. , Gen. Pl. ed. 5, 214.9 KB (819 words) - 22:59, 5 November 2020
- Amygdaloideae tribeRosaceae tribe Gillenieae genusPyrus speciesPyrus pyrifolia (Burman f.) Nakai Bot. Mag. (Tokyo) 40: 564. 1926. Paul M. Catling, Gisèle3 KB (230 words) - 22:59, 5 November 2020
- genusSalix subgenusSalix subg. Vetrix sectionSalix sect. Hastatae speciesSalix pyrifolia Andersson Monogr. Salicum, 162, plate 8, fig. 93. 1867. George W. Argus5 KB (530 words) - 22:30, 5 November 2020
- pumila M. Roemer A. pyrifolia (Lamarck) Persoon Crataegus pyrifolia Lamarck Halmia tomentosa var. pyrifolia (Lamarck) M. Roemer Photinia pyrifolia (Lamarck) K4 KB (306 words) - 22:59, 5 November 2020
- Salix pseudomyrsinites 78 Floral bracts tawny; ovaries obclavate. Salix pyrifolia 78 Floral bracts usually brown or black; ovaries pyriform > 79 79 Largest46 KB (708 words) - 22:29, 5 November 2020
- Athabasca in northwestern Saskatchewan. Variety psammophila × Salix pyrifolia resembles S. pyrifolia in its reddish petioles and midribs, margins somewhat toothed4 KB (488 words) - 22:37, 5 November 2020
- appropriate. Pyrus serrulata has been considered a hybrid, P. calleryana × P. pyrifolia, but recent taxonomic work has accorded it specific rank. The only report3 KB (290 words) - 22:59, 5 November 2020
- tools. This species is also frequently used as a stock for grafting P. pyrifolia; it is most well known as an ornamental, attractive not only during flowering8 KB (1,085 words) - 22:59, 5 November 2020
- Vegetative specimens of Salix pseudomonticola can be distinguished from S. pyrifolia by juvenile leaves reddish and almost always with some ferruginous hairs6 KB (643 words) - 22:30, 5 November 2020
- candida and S. eriocephala (M. L. Fernald 1950), and S. bebbiana and S. pyrifolia (C. K. Schneider 1921; Fernald), are not based on convincing specimens10 KB (1,206 words) - 22:31, 5 November 2020