Herba Polonica vol. 61 No. 3 (2015)

Content
Experimental Papers
ELŻBIETA BILIŃSKA, WALDEMAR BUCHWALD
Biology of germination of medicinal plant seeds. Part XIXb. Diaspores of Inula helenium L. from Asteraceae family
SHAMILA YADOLAHI ZADEH, ALI AKBAR RAMIN, BAHRAM BANINASAB
Effect of gibberellic acid, stratification and salinity on seed germination of Echinacea purpurea cv. Magnus
KATARZYNA BĄCZEK, MIROSŁAW ANGIELCZYK, JAROSŁAW L. PRZYBYŁ, OLGA
KOSAKOWSKA, MARCIN EJDYS, ZENON WĘGLARZ
Variability of southern sweet-grass (Hierochloë australis /Schrad./ Roem. & Schult.) wild growing populations occurring in eastern Poland
KATARZYNA BĄCZEK, OLGA KOSAKOWSKA, JAROSŁAW L. PRZYBYŁ, PAULA
KUŹMA, MARCIN EJDYS, MIECZYSŁAW OBIEDZIŃSKI, ZENON WĘGLARZ
Intraspecific variability of yarrow (Achillea millefolium L. s.l.) in respect of developmental and chemical traits
ZBIGNIEW SROKA, MARIA JANIAK, ANDRZEJ DRYŚ
Antiradical activity and amount of phenolic compounds in extracts obtained from some plant raw materials containing methylxanthine alkaloids
KATARZYNA BĄCZEK, IZABELA SZYMBORSKA-SANDHU, ANNA PAWEŁCZAK, ZENON
WĘGLARZ
In vitro propagation of bastard balm (Melittis melissophyllum L.)
NADIA ZIKRY DIMETRY, SOAD EL-GENGAIHI, MAHMOUD HAFEZ, MAGDY HASSAN
ABBASS
Pesticidal activity of certain plant extracts and their isolates against the cowpea beetle Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae: Bruchinae)
Short Communications
BASEL SALEH, LILA AL-HALAB, AYMAN AL-MARIRI
In vitro leaves and twigs antimicrobial properties of Psidium guajava L. (Myrtaceae)
Review articles
MAREK SIWULSKI, KRZYSZTOF SOBIERALSKI, IWONA GOLAK-SIWULSKA,
SŁAWOMIR SOKÓŁ, AGNIESZKA SĘKARA