TABLE 2.

Physiological variation for photosynthetic gas-exchange and anatomical parameters among diverse species of Cleomaceae, Brassicaceae, and Asteraceae.

Species	AN (μmol m–2s–1)	δ13C (•/••)	Vein density (mm mm–2)	References
Gynandropsis gynandra – C4	23–35	–14 to 17	6–10	Marshall et al., 2007; Voznesenskaya et al., 2007; Koteyeva et al., 2011; Reeves et al., 2018
Cleomaceae	28	–15	11–12.5	Present study
Tarenaya hassleriana – C3	–	–24 to 30	–	Marshall et al., 2007; Voznesenskaya et al., 2007
Cleomaceae	18–24	–32	12–16	Present study
Tarenaya spinosa – C3	–	–26 to 30	5	Marshall et al., 2007; Voznesenskaya et al., 2007
Cleomaceae	20	–31	17	Present study
Coalisina paradoxa – C3– C4	–	–	9–11	Marshall et al., 2007
Cleomaceae	18	–26	–	Voznesenskaya et al., 2007
Arabidopsis thaliana – C3	16	–	1.5–3	Stewart et al., 2018
Brassicaceae	10–16	–27 to 30	–	Easlon et al., 2014
Moricandia moricandioides – C3 Brassicaceae	28	–31 to 36	4–6	Schlüter and Weber, 2016
Moricandia suffruticosa – C3– C4 Brassicaceae	25	–31 to –33	3.5–4.5
Moricandia arvensis – C3– C4 Brassicaceae	25	–30 to 37	4–6
Flaveria robusta – C3 Asteraceae	–	–	2.65	McKown and Dengler, 2009
Flaveria bidetins – C4 Asteraceae	–	–	2.89