Useful information about the plant family

Family: Gentianaceae Juss. 1789

Description-internal
herbs, shrubs or small trees (Fagraea) often with mycorrhiza leaves opposite, rarely whorled or spirally arranged simple or scalelike (Voyria and Voyriella) Flowers singular or cymose/racemose, bisexual and regular
Distribution
Worldwide, especially in mountain areas
Floral characters
Flowers singular or cymose/racemose, bisexual and regular Korolla (4 or 5(-12)) Calyx (4 or 5(-12)), tubelike with convolute lobes With scales and glands Androceum as many as Calyx Gymnoceum hypogynous, (2)
Leaf characters
leaves opposite, rarely whorled or spirally arranged simple or scalelike (Voyria and Voyriella)
Stipules
absent
Fruit characters
septicidical capsule, rarely a berry with many seeds and oily
Glands
absent
Hairs
absent
Latex
absent
Odor
unknown
Uses
Ornamentals (Gentiana, Exacum, Fagraea) Wood (Fagraea)
Chemical characters
Iridoids

Distribution maps

(online von http://www.mobot.org/MOBOT/research/APweb/ . Dort zitiert wie unter jedem Diagramm vermerkt):
Gentianaceae

map: from Gillett 1963; Hultén 1958, 1971; van Steenis & van Balgooy 1966; Klackenberg 1985; Ho & Liu 2001; Struwe & Albert 2004; Kissling 2012