Claim · model-written summary
Chlorophyll a content of Conocephalum conicum was about 241 mg Chl a m-2.
- Taxon
- Conocephalum conicum
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Conocephalum conicumt0 - Outcome
- Chl a contente1
- Value
- ≈ 241 mg Chl a m-2e1
Verbatim
t0“Liverwort Conocephalum conicum”
e1“Chl a content was ≈ 241 mg Chl a m-2 (Chl b/a ≈ 0.216)”
Title
Photosynthetic Electron Transport in the Liverwort Conocephalum conicum (Marchantiales)
Raymond J. Ritchie Journal of Botanical Research 2025. doi:10.30564/jbr.v6i3.9222
Other claims from this paper (18)
- Observation The Chl b/a ratio of Conocephalum conicum was about 0.216.
- Observation At mid-morning the maximal yield Ymax of Conocephalum conicum was about 0.629.
- Observation The irradiance at the half point for yield of Conocephalum conicum was about 231 μmol photon m-2 s-1.
- Observation The optimum irradiance Eopt of Conocephalum conicum was about 910 μmol photon m-2 s-1.
- Observation The maximum electron transport rate ETRmax of Conocephalum conicum was about 266 μmol e- g-1 Chl a s-1.
- Observation The photosynthetic efficiency Alpha of Conocephalum conicum was about 0.794 e- photon-1 g-1 Chl a.
- Observation Photoinhibition was significant in Conocephalum conicum at high irradiances.
- Observation Eopt and ETRmax of Conocephalum conicum were substantially lower in the afternoon.
- Observation Under full sunlight, daily gross photosynthesis Pg of Conocephalum conicum was about 39.6 gC g-1 Chl a d-1.
- Observation In the shaded greenhouse, daily gross photosynthesis Pg of Conocephalum conicum was about 29.6 gC g-1 Chl a d-1.
- Observation Daily gross photosynthesis Pg of Conocephalum conicum on a projected surface area basis was about 7.14 gC m-2 d-1.
- Observation The respiration rate of Conocephalum conicum was relatively low, about 2.23 μmol O2 g-1 Chl a s-1.
- Observation Net photosynthesis of Conocephalum conicum is positive even at very low irradiances.
- Observation Greenhouse-grown Conocephalum conicum showed optimum photosynthesis rates in midmorning and midday, decreasing in the afternoon.
- Observation Conocephalum conicum grown under LED lights had a very low optimum irradiance Eopt, about 90 μmol photon m-2 s-1.
- Observation Conocephalum conicum grown under LED lights had a maximum electron transport rate ETRmax of about 40 μmol g-1 Chl a s-1.
- Observation Greenhouse-grown Conocephalum conicum had photosynthetic maxima of about 1/3 to 1/2 of full sunlight.
- Observation Conocephalum conicum can use HCO3- as a carbon source, according to pH experiments.