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- The relationships of the family are not a matter of dispute (A. Cronquist 1981; R. C. Carolin 1987); the same cannot be said for the relationships and delimitations9 KB (722 words) - 23:01, 5 November 2020
- pollination syndrome (D. C. Michener 1981, 1982). Leaf morphology is typical of drought-deciduous plants (Michener 1981). Varieties are recognized in part9 KB (928 words) - 23:29, 14 January 2021
- prevalent in Andean South America (Hufford et al.). Brown, D. K. and R. B. Kaul. 1981. Floral structure and mechanism in Loasaceae. Amer. J. Bot. 68: 361–372.8 KB (699 words) - 20:18, 5 November 2020
- has been included in Grimmiaceae by some authors, e.g., S. P. Churchill (1981), E. Lawton (1971), and A. Noguchi and Z. Iwatsuki (1987+, part 2), but it4 KB (316 words) - 22:26, 5 November 2020
- and the Hawaiian Islands. Bot. J. Linn. Soc. 96: 235–283. Robertson, K. R. 1981. The genera of Amaranthaceae in the southeastern United States. J. Arnold8 KB (586 words) - 23:00, 5 November 2020
- dimorphophylla var. paysonii (Greene) W. A. Weber & Á. Löve Phytologia 49: 46. 1981. Debra K. Trock IllustratedEndemic Basionym: Senecio dimorphophyllus Greene4 KB (287 words) - 19:19, 6 November 2020
- of Vascular Plants. 1+ vol. Berlin etc. Vol. 1, pp. 52--56. Reichstein, T. 1981. Hybrids in European Aspleniaceae (Pteridophyta). Bot. Helv. 91: 89--1395 KB (637 words) - 21:21, 5 November 2020
- to warrant the inclusion of the genus in the Juncaginaceae (A. Cronquist 1981). Molecular evidence also corroborates the close relationship between Lilaea4 KB (389 words) - 21:32, 5 November 2020
- Elisha Mitchell Sci. Soc. 89: 62–71. Gillett, J. M. and N. K. B. Robson. 1981. The St. John’s worts of Canada (Guttiferae). Publ. Bot. (Ottawa) 11: 1–406 KB (558 words) - 23:19, 5 November 2020
- Classification of Saxifragaceae has been varied and controversial (e.g., A. Cronquist 1981; H. G. A. Engler 1930; J. Hutchinson 1973; G. K. W. Schulze-Menz 1964b; A24 KB (2,046 words) - 23:46, 5 November 2020
- bolanderi var. harfordii (A. Gray) W. A. Weber & Á. Löve Phytologia 49: 45. 1981. Debra K. Trock Endemic Basionym: Senecio bolanderi A. Gray Proc. Amer. Acad4 KB (296 words) - 19:32, 6 November 2020
- neomexicana var. toumeyi (A. Gray) W. A. Weber & Á. Löve Phytologia 49: 47. 1981. Debra K. Trock Basionym: Senecio neomexicanus A. Gray in A. Gray et al.4 KB (301 words) - 19:32, 6 November 2020
- pseudaurea var. semicordata (Rydberg) W. A. Weber & Á. Löve Phytologia 49: 48. 1981. Debra K. Trock Common names: False-gold groundsel Endemic Basionym: Senecio4 KB (279 words) - 19:29, 6 November 2020
- var. lewisrosei (Torrey & A. Gray) W. A. Weber & Á. Löve Phytologia 49: 46. 1981. Debra K. Trock Endemic Basionym: Senecio eurycephalus Torrey & A. Gray Mem3 KB (255 words) - 19:22, 6 November 2020
- data, especially the presence of mustard oils. Traditionally (A. Cronquist 1981), the family has been associated with the Geraniaceae in the Geraniales because4 KB (382 words) - 23:32, 5 November 2020
- Eleocharis torticulmis T. V. Egorova Novosti Sist. Vyssh. Rast. 18: 101. 1981. S. Galen Smith*, Jeremy J. Bruhl*, M. Socorro González-Elizondo*, Francis7 KB (699 words) - 21:38, 5 November 2020
- speciesPseudocryphaea domingensis (Sprengel) W. R. Buck Bryologist 83: 455. 1981. William R. Buck Illustrated Basionym: Neckera domingensis Sprengel Syst3 KB (286 words) - 22:35, 5 November 2020
- 170. 1971. Wilfred B. Schofield† Etymology: For Roelof van der Wijk, 1895 – 1981, Dutch bryologist Treatment appears in FNA Volume 28. Treatment on page 5822 KB (186 words) - 22:39, 5 November 2020
- hesperium (Maxon & R. T. Clausen) W. H. Wagner & Lellinger Amer. Fern J. 71: 92. 1981. Warren H. Wagner Jr., Florence S. Wagner Common names: Western moonwort3 KB (259 words) - 21:24, 5 November 2020
- Botrychium speciesBotrychium crenulatum W. H. Wagner Amer. Fern J. 71: 21. 1981. Warren H. Wagner Jr., Florence S. Wagner Common names: Dainty moonwort Endemic3 KB (239 words) - 21:25, 5 November 2020