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Field research was conducted in the years 2015-2018 in the Kozinka River valley in Central Pomerania. The purpose of the work was to characterize the stand of Platanthera chlorantha, a species protected by law and listed among species endangered with extinction in Gdańsk Pomerania, Western Pomerania and Greater Poland. The edaphic and phytocoenotic conditions in which greater butterfly-orchid found...
This paper presents results of research vascular flora at the area of the excavation of the Lębork clays was conducted in the period 2014-2016. 227 species of vascular plants were found at five distinct microhabitats: heaps top, greensword initial stages, heaps grassy slopes, land hollows and forest edge communities. The rare species at the area of Gdańskie Pomerania is Fumaria vaillantii and potentially...
This paper presents results of research into vascular flora of former manor park complex in Tychowo–Wyszkowo situated in the Sławno Commune (mesoregion: Sławno Plain). 388 species represent vascular flora of Tychowo park, whereas there are 212 species in Wyszkowo that belong to 81 families. Ten species covered by legal protection were reported: Colchicum autumnale, Epipactis helleborine, Galanthus...
This paper presents results of field studies in former manor parks of the central part of Polish Pomerania which were made during seven vegetation seasons, in years 2008-2015. The studies covered 276 manor parks located in seven mesoregions: Słowińskie Coast, the Łeba Valley, the Sławno Plain, the Damnica Upland, the Białogard Plain, northern parts of the Polanów Upland and the Bytów Lakeland. There...
This paper presents results of field studies in historical former manor park of the Krajna Region which were made during two vegetation seasons, in 2013 and 2014. The studies covered eight monumental manor parks located in five communes (Krajenka commune –Maryniec, Łobżenica commune – Chlebno, Górka Klasztorna, Sośno commune – Wąwelno, Wyrzysk commune – Dąbki, Falmierowo, Wysoka commune – Gmurowo,...
The paper presents the results of a study on mericarps and seed morphology of four taxa occurring in Poland: Heracleum sphondylium subsp. sphondylium and subsp. sibiricum, H. mantegazzianum and H. sosnowskyi. Apart from selected biometric traits we analysed pericarps and seed-coat patterns using a stereoscopic microscope (SM) and a scanning microscope (SEM). Considerable diff erences in the dorsal...
This paper presents results of fi eld studies in historical former manor parks of the Drawsko Lakeland which were made during two vegetation seasons, in 2011 and 2012. The studies covered eight monumental former manor parks located in fi ve communes (Barwice commune – Stary Chwalim, Brzeźno commune – Wilczkowo, Czaplinek commune – Łazice, Siemczyno, Połczyn Zdrój commune – Kołacz, Łęgi, Słowianki,...
The paper presents results of the research study into fringe communities with participation of the species of the genus Reynoutria at the Słowińskie Coast (Central Pomerania). Reynoutria japonica and R. sachalinensis were introduced from East Asia at the turn of the 19th and the 20th century. Sakhalin knotweed was described at the Słowińskie Coast in 1921 in Darłowo, while Reynoutria japonica in 1937...
The ovary surface ornamentation, pilosity and hair types were observed under SEM in Polish taxa of the genus Heracleum: H. sphondylium subsp. sphondylium and subsp. sibiricum, H. pubescens (ephemerophyte from two new localities), H. mantegazzianum and H. sosnowskyi. Diff erences of taxonomic signifi cance were found in the pilosity and ornamentation of the ovary surface. Pilosity of ovaries supports...
The paper presents the results of research into a population of Lilium martagon L. in Zaleskie at Central Pomerania. Edaphic and phytocenotic conditions of the population were specified. The plants were described as to their individual and group features. L. martagon is found in mineral soil of acid reaction abundant with nitrogen and phosphorus, and as to its quantity it belongs to less numerous...
W artykule opisano nowe stanowisko nasięźrzału pospolitego Ophioglossum vulgatum L. na Pomorzu Środkowym, które odnaleziono w Królewie nad jeziorem Wicko (ATPOL BA67). Gatunek ten był podawany wcześniej z Pomorza Środkowego z kilku stanowisk
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