Table 2.

Light response curves of Epimedium brevicornu leaves photosynthesis.

Repeat	PARi	Photo	Fitted	CO2S	Trmmol	Tleaf	Cond	Ci
1	2000.5	2.005	1.897	400.3	0.670	28.07	0.0496	326.6
	1800.1	2.108	2.050	399.6	0.623	28.09	0.0450	315.6
	1498.9	2.147	2.272	400.2	0.640	27.93	0.0311	277.4
	1399.9	2.177	2.342	400.1	0.539	28.10	0.0380	299.3
	1001.2	2.684	2.600	399.5	0.491	28.12	0.0340	264.1
	801.5	2.705	2.702	400.2	0.454	27.96	0.0369	245.4
	600.8	2.736	2.765	399.8	0.442	28.14	0.0301	245.2
	399.6	2.699	2.738	400.3	0.416	28.14	0.0280	242.6
	199.7	2.570	2.419	399.8	0.396	28.14	0.0264	235.2
	150.8	2.250	2.205	399.3	0.405	28.14	0.0268	238.1
	100.6	1.825	1.833	400.1	0.387	28.15	0.0254	276.1
	49.6	0.925	1.092	399.9	0.400	28.15	0.0261	333.7
	20.5	0.341	0.266	400.7	0.373	28.15	0.0242	368.4
2	2000.1	2.171	2.077	400.1	0.809	28.09	0.0543	326.2
	1800.1	2.374	2.350	400.0	0.719	28.11	0.0477	297.1
	1499.9	2.720	2.713	399.6	0.678	28.12	0.0448	274.9
	1199.1	2.777	2.991	400.0	0.626	28.13	0.0411	284.3
	999.3	3.008	3.102	399.7	0.560	28.14	0.0364	257.9
	799.8	3.213	3.120	400.5	0.531	28.15	0.0345	280.7
	601.0	3.073	2.995	400.4	0.486	28.16	0.0314	255.4
	399.7	2.688	2.617	399.5	0.462	28.16	0.0299	267.7
	199.7	1.904	1.753	399.8	0.414	28.15	0.0269	277.0
	149.8	1.241	1.404	400.8	0.230	27.97	0.0072	330.0
	100.7	0.837	0.978	400.3	0.246	28.05	0.0117	334.3
	49.8	0.338	0.425	399.9	0.256	27.97	0.0123	285.6
	20.5	0.156	0.040	399.4	0.281	28.06	0.0133	335.2
3	1999.9	0.952	0.898	484.7	0.944	28.79	0.0113	297.0
	1800.6	1.226	1.201	483.3	0.964	28.20	0.0135	293.4
	1599.8	1.423	1.497	480.8	0.955	28.35	0.0158	298.1
	1400.8	1.751	1.779	477.7	0.925	27.84	0.0179	288.3
	1200.6	2.004	2.046	474.3	0.892	28.51	0.0202	287.0
	1001.2	2.230	2.286	471.3	0.822	28.29	0.0217	282.7
	800.5	2.570	2.485	468.6	0.751	28.13	0.0233	285.1
	600.7	2.676	2.607	465.8	0.678	28.01	0.0249	288.0
	399.7	2.493	2.571	463.7	0.713	28.24	0.0301	305.6
	200.2	2.164	2.109	463.1	0.779	27.87	0.0330	341.7
	149.6	1.823	1.825	462.3	0.793	27.55	0.0317	353.1
	99.5	1.420	1.398	461.4	0.751	28.16	0.0299	367.9
	49.7	0.617	0.725	461.2	0.702	28.26	0.0286	409.2
	20.8	0.195	0.136	458.8	0.523	28.11	0.0194	423.4

Photo, photosynthetic rate, unit: µmol CO₂ m⁻² s⁻¹. PARi, in-chamber quantum sensor, unit: µmol m⁻² s⁻¹. Tleaf, temperature of leaf thermocouple, unit: °C. CO₂S, sample cell CO₂, unit: µmol mol⁻¹. Trmmol, transpiration rate, unit: mmol H₂O m⁻² s⁻¹. Cond, conductance to H₂O, unit: mol H₂O m⁻² s⁻¹. Ci, intercellular CO₂ concentration, unit: μmol CO₂ mol⁻¹.