Table 2.

Impacts of inbreeding and inbreeding depression on the maintenance of gender polymorphism in gynodioecious populations

Species	Co-sexual inbreeding (sc)*	Female inbreeding (sf)	Inbreeding depression (δ)	Female advantage threshold [2(1–scδ)]
Bidens sandvicensis (Schultz and Ganders, 1996)
	0·71	–	0·60	1·15
	0·67	–	0·60	1·20
	0·45	–	0·60	1·46
	0·51	–	0·60	1·39
Chionographis japonica var. kurohimensis (Maki, 1993)
	0·94	0·03	0·34	1·36
	1·00	–	0·24	1·52
Schiedea adamantis (Sakai et al., 1997)
	0·68	–	0·60	1·18
Schiedea salicaria (Weller and Sakai, 2005)†
	0·70	0·00	0·72	0·99
	0·69	0·21	0·72	1·00
	0·72	0·16	0·72	0·96
	0·67	0·02	0·72	1·03
	0·63	0·13	0·72	1·10
	0·56	0·19	0·72	1·20
	0·60	0·00	0·72	1·14
	0·92	0·35	0·72	0·67
	0·67	0·08	0·72	1·03
Wurmbea biglandulosa (Ramsey et al., 2006)
	0·10	–	0·86	1·83
	0·53	–	0·86	1·10
	0·96	0·22	0·86	0·34
	0·89	0·12	0·87	0·46

* Co-sexual inbreeding is corrected to take into account underestimates due to inbreeding depression (Maki, 1993).

^† Corrected co-sexual inbreeding as reported in the original paper contained typographic errors. Numbers presented here were obtained directly from S. Weller.