Galium tenuissimum M. Bieb

Taxonomy: Fam. Rubiaceae// Genus: Galium// Species: Galium tenuissimum M. Bieb.

Determined according to the botanical key provided by Ehrendorfer et al. in Tutin et al. (1976).

Lifeform: Annual, therophyte according to the Raunkiaer system.

Distribution: Native from Hungary and Southeast Europe to Xinjiang (China), West Himalaya and Somalia according to the distribution information provided by the Plants of the World Online portal (Royal Botanic Gardens, Kew).

Habitat:  Dry and open habitats – hill pastures.

Flowering period: Late spring – summer: MAY, JUN.

Galium tenuissimum – habit in habitat. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – inflorescence with flowers. Pedicels filiform, several times as long as the flowers. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – branch of inflorescence with flowers. Pedicels filiform, several times as long as the flowers. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – branch of inflorescence with flowers. Pedicels filiform, several times as long as the flowers. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – branch of inflorescence with flowers. Pedicels filiform, several times as long as the flowers. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – brnch of inflorescence with flowers. Pedicels filiform, several times as long as the flowers. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – stem and leaves. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – stem and leaves. Osogovo – hilly region near village of Beli, 02.06.2023. Photo by Trajche Dimitrovski.
Galium tenuissimum – habit in habitat. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – inflorescence. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – inflorescence with developing fruits. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – branch of inflorescence with developing fruits. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – branch of inflorescence with developing fruits. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – branches of inflorescence with developing fruits and stems with leaves. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – stem with leaves. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.
Galium tenuissimum – stem with leaves. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski..
Galium tenuissimum – stem with leaves. Osogovo – hilly region near village of Beli, 07.06.2025. Photo by Trajche Dimitrovski.

References:

Gallium L. Ehrendorfer, F. (Sect. Platygalium, Trachygalium, Galium, Leiogalium, Jubogalium and Kolgyda in collaboration with Krendl, F.; Sect. Aparinoides in collaboration with Puff., Ch.) in Tutin, T.G., Heywood, V.H., Burges, N.A., Moore, D.M., Valentine, D.H., Walters, S.M. & Webb, D.A. (1976). Flora Europaea. Volume 4: Plantaginaceae to Compositae (and Rubiaceae). Cambridge: Cambridge University Press, pp. 14 – 36.

Galium tenuissimum M.Bieb. Plants of the World Online, Royal Botanic Gardens Kew. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:750728-1 [Accessed 17.07.2024].

Last update: 17.08.2025.