Popularity of Dracocephalum thymiflorum over time
[Plots of numbers of papers mentioning Dracocephalum thymiflorum (filled column histogram and left hand axis scale) and line of best fit, 1926 to 2006 (complete line, with equation and % variation accounted for, in box on the left hand side); Plots of a proportional micro index, derived from numbers of papers mentioning Dracocephalum thymiflorum as a proportion (scaled by multiplying by one million) of the total number of papers published for that year (broken line frequency polygon and right hand scale) and line of best fit, 1926 to 2006 (broken line, with equation and % variation accounted for, in broken line box on the right hand side)]
Total Mentions (Biological Abstracts/Biosis Previews):
Timonin AK, Barsukova TN, Cherkashin AA (1994) Developmental patterns of leaf stomatal complexes in Dracocephalum ruyschiana Linn. and D. thymiflorum Linn. (Lamiaceae; Dicotyledonae). Izvestiya Akademii Nauk Seriya Biologicheskaya (Moscow) 0, 761-70. Contact: Fac. Biol., M.V. Lomonosov Mosc. State Univ., Moscow, Russia
Alekseeva NB (1990) Morphology of Seedlings and Juvenile Plants of Some Dracocephalum-Spp. Rastitel'nye Resursy 26, 202-9. Contact: ALEKSEEVA N B; VL KOMAROV BOT INST, ACAD SCI USSR, LENINGRAD, USSR
Dem'Yanova EI (1981) Characteristics of Gynodioecism Distribution in the Labiatae Family. Biologicheskie Nauki (Moscow), 69-73. Contact: DEM'YANOVA E I; DEP PLANT MORPHOL SYST, AM GORKI PERM STATE UNIV, PERM, USSR
Michalak S (1981) Some Species in the Synantropic Flora in the Province of Opole Silesia Poland 4. Fragmenta Floristica et Geobotanica 27, 371-4. Contact: MICHALAK S; TEACHER TRAINING COLL, OPOLE, POLAND
Kononov VN, Shabanova GA (1978) New and Rare Species of Flora for the Moldavian-Ssr Ussr and Their Protection. Botanicheskii Zhurnal (St. Petersburg) 63, 908-12. Contact: KONONOV V N ; KISHINEV STATE UNIV, KISHINEV, USSR
Glowacki Z (1975) The Rare Synanthropic and Introduced Plant Species from Wysoczyzna Siedlecka Warsaw District Poland. Fragmenta Floristica et Geobotanica 21, 273-5.
Geiger H, Krumbein B (1973) On 2 Further Luteoline Glycosides from Reseda-Luteola. Zeitschrift fuer Naturforschung Teil C Biochemie Biophysik Biologie Virologie 28.
Cinq-Mars L, Van Den Hende R, Rousseau C, Bernard JP, Leduc C, Perras JG (1971) Notes on the Flora of Quebec Additions. Naturaliste Canadien (Quebec) 98, 194-7.
Mulligan GA (1961) Chromosome numbers of Canadian weeds. HI. Canadian Jour Bot 39, 1057-66. Contact: Canada Dept. Agric., Ottawa, Ontario
Fassett NC (1941) Dracocephalum thymiflorum in Ontario. Torreya 41.
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Latest update 31 January 2008 by: ANCW