Angiosperms (Flowering Plants) • Earth.com

Gentiana riparia

(Gentiana riparia)

galery
en

Description

Annuals 2-8 cm tall.Stem erect,fastigiate branched from middle with branches crowded into a capitulum,papillate.Leaves overlapping,crowded;petiole tube 1-1.5 mm;leaf blade spatulate to orbicular-spatulate,5-7 × 1.2-7 mm,narrowed toward stem apex,margin of lower leaves cartilaginous and upper leaves narrowly membranous,apex rounded and mucronate,midvein prominent.Flowers many.Pedicel 2-8 mm,surrounded by upper leaves,papillate.Calyx narrowly obconic,6.5-8 mm;lobes lanceolate to ovate,1.2-1.5 mm,margin membranous and smooth,apex obtuse and mucronate,midvein prominent.Corolla blue,funnelform,1-1.2 cm;lobes ovate,2.5-3 mm,margin entire,apex obtuse;plicae ovate,1.5-2 mm,margin entire,apex obtuse.Stamens inserted at middle of corolla tube,equal;filaments 2.5-3 mm;anthers ellipsoid,1-1.3 mm.Style 1.5-2 mm;stigma lobes oblong.Capsules obovoid,3-3.5 mm;gynophore to 8 mm.Seeds brown,ellipsoid,0.8-1 mm.Fl.and fr.Apr-May.

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum:
Class: Magnoliopsida
Order:Gentianales
Family:Gentianaceae
Genus:Gentiana
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