Rudbeckia hirta

Common Names: black-eyed Susan, blackeyed Susan

Ethnobotanical Studies

Studies

Preliminary Phytochemical and Biological Evaluation of Rudbeckia hirta Flowers.

Summary

The study examined the chemical composition and bioactivity of black-eyed Susan cultivated in Romania. The extract showed inhibitory activity against bacteria and fungi, antioxidant properties, and potential anticancer effects. This research provides valuable information for potential pharmaceutical and nutraceutical applications.

Phytochemistry
Burlec AF et al (2023).
Plants (Basel).
DOI:
10.3390/plants12152871
PubMed:
37571024

The soil pore structure encountered by roots affects plant-derived carbon inputs and fate.

Lucas M et al (2023).
New Phytol.
DOI:
10.1111/nph.19159
PubMed:
37532958

Histological and Physiological Effects of Treatment of Rudbeckia hirta with Gamma Radiation.

Kisvarga S et al (2023).
Plants (Basel).
DOI:
10.3390/plants12122245
PubMed:
37375871

Synthesis of Flavonol-Bearing Probes for Chemoproteomic and Bioinformatic Analyses of Asteraceae Petals in Search of Novel Flavonoid Enzymes.

Phytochemistry
Kempf K et al (2023).
Int J Mol Sci.
DOI:
10.3390/ijms24119724
PubMed:
37298676

Why Petals? Naïve, but Not Experienced Bees, Preferentially Visit Flowers with Larger Visual Signals.

Balfour NJ and Ratnieks FLW (2023).
Insects.
DOI:
10.3390/insects14020130
PubMed:
36835699

Deterministic risk assessment of firefighting water additives to terrestrial organisms.

Graetz S et al (2021).
Environ Sci Pollut Res Int.
DOI:
10.1007/s11356-020-12061-8
PubMed:
33405173

First Report of Leaf Spot of Rudbeckia hirta var. pulcherrima Caused by Septoria rudbeckiae in Korea.

Park JH et al (2012).
Plant Dis.
DOI:
10.1094/PDIS-02-12-0172-PDN
PubMed:
30727400

Identification, transmission and genomic characterization of a new member of the family Caulimoviridae causing a flower distortion disease of Rudbeckia hirta.

Lockhart B et al (2017).
Virus Res.
DOI:
10.1016/j.virusres.2017.05.012
PubMed:
28559100

Wild bees preferentially visit Rudbeckia flower heads with exaggerated ultraviolet absorbing floral guides.

Horth L, Campbell L and Bray R (2014).
Biol Open.
DOI:
10.1242/bio.20146445
PubMed:
24585774

Plant regeneration from protoplasts of Dimorphotheca and Rudbeckia.

Al-Atabee JS and Power JB (1987).
Plant Cell Rep.
DOI:
10.1007/BF00272771
PubMed:
24248921

A new highly oxygenated pseudoguaianolide with 5-LOX inhibitory activity from Rudbeckia hirta L. flowers.

Michael BR et al (2013).
Nat Prod Res.
DOI:
10.1080/14786419.2013.825916
PubMed:
23962140

Indirect effects on mutualisms: parasitism of bumble bees and pollination service to plants.

Gillespie SD and Adler LS (2013).
Ecology.
PubMed:
23691664

Profiling the chlorogenic acids of Rudbeckia hirta, Helianthus tuberosus, Carlina acaulis and Symphyotrichum novae-angliae leaves by LC-MS(n).

Jaiswal R, Deshpande S and Kuhnert N (2011).
Phytochem Anal.
DOI:
10.1002/pca.1299
PubMed:
21495103

Pigments of yellow-eyed races of black-eyed susan, Rudbeckia hirta.

BLAKESLEE AF and STEPHENS SG (1948).
Science.
PubMed:
18938464

Pigments of Yellow-Eyed Races of the Black-Eyed Susan (Rudbeckia Hirta).

Stephens SG and Blakeslee AF (1948).
Proc Natl Acad Sci U S A.
PubMed:
16588806