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Określono występowanie Fagus sylvatica L. i jego odmian na terenie Krakowa. Odnaleziono 596 drzew. Najwięcej okazów rośnie w dzielnicy Podgórze, najliczniejsze stanowiska znajdują się w Parku Bednarskiego i w Parku Lotników Polskich. Najokazalszym jest drzewo na Plantach, pomiędzy ul. Poselską a ul. Podzamcze o obwodzie pnia 421 cm, średnicy korony 32,5 m i wysokości 35 m. Zwraca uwagę fakt niedostatecznego...
Bupleurum rotundifolium is one of the rarest vascular plants in Opole Silesia. It belongs to the critically endangered species in the region. The taxon has not been confirmed for last few decades, so the described location is the only existing population of Bupleurum rotundifolium within Opolskie voivodeship. The existing population consists of about 250 individuals growing in crops on calcareous...
W pracy określono występowanie Prunus ×eminens ‘Umbraculifera’ na terenie 10 dzielnic Krakowa. Odnaleziono 807 drzew. Najwięcej okazów rośnie w dzielnicy Stare Miasto, najliczniejsze stanowiska znajdują się przy ulicach Cystersów i Pędzichów. Najokazalszym jest drzewo przy ul. Mazowieckiej o obwodzie pnia 185 cm, średnicy korony 9,2 m i wysokości 7,4 m. Wyniki przeprowadzonych obserwacji potwierdzają...
This paper presents a characteristics of the largest population of European yew Taxus baccata L. in the polish part of the Carpathian mountains. Number of yew individuals was determined along with their spatial distribution, and the chosen features of population were analyzed. Detailed field studies included: measurement of tree height and stem thickness, determination of sex and developmental stage...
Carex humilis is one of the rarest vascular plants in Lower Silesia. It has been observed only on 5 locations: 1 in the lowland and 4 in Sudety Foreland. 2 of them have historical value only. Existing populations are small and isolated, moreover, shaded plants hardly produce seeds. The species is critically endangered.
Two new for Wrocław localities of Artemisia annua L., the species not recognised since 1976 in this city, has been found. The plant grew on a sack with sand, on railway and on a new sidewalk near a church. Formerly it was reported within Wrocław city limits several times, usually from rubbish. This paper presents short description of this species, its ecological and climatic requirements, information...
Botrychium matricariifolium (Retz) A. Braun ex W. D. J. Koch has been noticed on 34 localities in Lower Silesia. It is one of the most endangered elements of the flora of Lower Silesia now – only 3 sites of the species have been observed during 30 years.
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