Results 21 to 30 of about 11,544 (211)

Synopsis of Onagraceae (Myrtales) in the state of Santa Catarina, southern Brazil [PDF]

open access: yesRodriguésia
Onagraceae is a cosmopolitan family with 22 genera and about 660 species, most frequently found in subtropical and temperate regions. In Brazil, 64 species occur across four genera: Epilobium, Fuchsia, Ludwigia, and Oenothera.
David Moura Farias   +2 more
doaj   +1 more source

Chloroplast genome of Gaura parviflora Douglas and its comparative analysis

open access: yesMitochondrial DNA. Part B. Resources, 2021
Gaura parviflora Douglas (Onagraceae) is an annual or perennial herbaceous plant from the prairie of North America. It has become a harmful exotic invading plant in China due to its strong adaptability, fast growth, massive propagation and reproduction ...
Bin Zhang   +4 more
doaj   +1 more source

Heteranthery in Clarkia: pollen performance of dimorphic anthers contradicts expectations. [PDF]

open access: yes, 2019
Premise of the studyWild plant species that require the services of pollen-feeding insects for reliable pollination may evolve features that attract and reward their mutualistic partners.
Buchmann S. L.   +4 more
core   +1 more source

Seedling Emergence from Seed Banks in Ludwigia hexapetala-Invaded Wetlands: Implications for Restoration [PDF]

open access: yes, 2019
Soil seed banks play a critical role in the maintenance of wetland plant communities and contribute to revegetation following disturbances. Analysis of the seed bank can therefore inform restoration planning and management.
Castillo Segura, Jesús Manuel   +3 more
core   +1 more source

Beach impact study, Padre Island National Seashore [PDF]

open access: yes, 1976
Prepared for Office of Natural Science, Southwest Region, National Park Service, under contract CX70005044830 April 1976Vegetative differences between heavily and very lightly trafficked beaches show that more beach traffic correlates with quantitative ...
Behrens, E. W. (Earl William), 1935-   +2 more
core   +1 more source

The Efficacy of Evening Primrose in Rheumatoid Arthritis: a Systematic Review [PDF]

open access: yesResearch Journal of Pharmacognosy
Considering the different side effects of the long-time conventional anti-rheumatic drugs prescribed for the treatment of rheumatoid arthritis, numerous studies have focused on herbal medicines to reduce inflammation in autoimmune diseases.
Mehri Hajiaghayi   +3 more
doaj   +1 more source

New records of vascular plants for the flora of Lebanon: a rare species rediscovered after seventy years, Daphne pontica L. (Thymelaeaceae), and three new occurrences, Atropa bella-donna L. (Solanaceae), Circaea lutetiana L. (Onagraceae), and Euonymus latifolius (L.) Mill. (Celastraceae) [PDF]

open access: yesCheck List, 2021
During a series of surveys in two valleys of Mount Lebanon between 2014 and 2020, four new occurrences of vascular plants were detected. Atropa bella-donna L. (Solanaceae, Spermatophyte), Circaea lutetiana L.
Hicham El Zein, Magda Bou Dagher-Kharrat
doaj   +3 more sources

Molecular phylogenetics of Melastomataceae and Memecylaceae [PDF]

open access: yes, 2001
Melastomataceae are among the most abundant and diversified groups of plants throughout the tropics, but their intrafamily relationships and morphological evolution are poorly understood. Here we report the results of parsimony and maximum likelihood (ML)
Clausing, G., Renner, Susanne S.
core   +1 more source

Complete chloroplast genome of Ulleung Island endemic, Epilobium ulleungensis (Onagraceae), in Korea

open access: yesMitochondrial DNA. Part B. Resources, 2018
The first complete chloroplast genome sequences of Korean endemic Epilobium in Ulleung Island, Epilobium ulleungensis, were reported in this study. The E.
Ji Young Yang   +2 more
doaj   +1 more source

Stacked scattering: The key to bright flowers lies in the mesophyll. [PDF]

open access: yesAm J Bot
Abstract Premise The coloration of flowers is caused by wavelength‐selective absorption by pigments and scattering of light by floral structures. Although the molecular, physiological, and chemical properties of floral pigments have been studied in considerable detail, how floral structures contribute to the visual signal remains largely unknown.
De Paola L   +5 more
europepmc   +2 more sources

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