The International Pinguicula Study Group Newsletter was the official publication of The International Pinguicula Study Group, a Pinguicula society based in the United Kingdom that was active during the 1990s.
Siegfried Jost Casper (born 1929) is a German biologist whose primary research is in limnology and the plant genus Pinguicula (the butterworts).
Three special monographic issues have been released: issue 7 (September 2007), on the Drosera petiolaris complex; issue 14 (June 2009), on Mexican Pinguicula; and issue 18 (June 2010), on the tepuis and Gran Sabana of Venezuela.
Pinguicula gypsicola was first described in 1911 by Townshend Stith Brandegee (1843-1925), a botanist from California.
Pinguicula ramosa is grows almost exclusively on mountains in Nikkō National Park in Japan, particularly on Mount Koshin, between 1500 and 1900 m in altitude.