Table 1.

Synthetic data on mountain floras from Sardinia and the regional flora, based on different sources (see notes below).

Site	Altitudinal interval	Area (km2)	No. taxa	Taxa / km2	H/T	No. endemics	% endemics	Source
Anela forest domain	600–1158	12.8	391	30.6	1.03	45	11.5	This work
Gennargentu	1500–1834	16.8	214	12.7	2.5	66	30.8	Arrigoni and Camarda 2015
Gennargentu	1000–1834	240	675	2.8	1.25	105	15.6	Arrigoni and Camarda 2015
Gennargentu	1000–1834	500	897†	1.8	1.03‡	n.d.	28§	Bacchetta et al. 2013
Supramontes	0–1463	335	n.d.	n.d.	n.d.	138	30 §	Fenu et al. 2010
Mt. Albo	900–1127	68	659	9.7	0.61	48	7.3	Camarda 1984a
Mt. Gonare	538–1083	10	520	52	0.85	23	4.4	Camarda 1984b
Mt. Limbara	160–1359	166.24	923	5.5	0.75	80	8.7	Calvia and Ruggero unpublished
Mt. Limbara	800–1359	49.46	687	13.9	0.84	72	10.5	Calvia and Ruggero unpublished
Mt. Limbara	500–1359	n.r.	506	n.d.	1.18	55	10.9	Veri and Bruno 1974
Sardinia	0–1834	24090	2028	0.084	0.70	n.d.	7.1	Pignatti 1995
Sardinia	0–1834	24090	2400	0.099	n.d.	n.d.	n.d.	Arrigoni (2006–15)
Sardinia	0–1834	24090	2408|	0.1	0.74¶	290#	12	Various (see notes)
Sardinia	0–1834	24090	2149	0.09	n.r.	290	13.5	Médail 2017, table 2
Sardinia	0–1834	24090	2301	0.095	n.r.	331	14.4	Bartolucci et al. 2018

^†Bacchetta et al. (2013) list 948 entities, including 10 varieties, 3 hybrids and 38 aliens: here we therefore consider 897 native taxa;

^‡calculated by Arrigoni and Camarda 2015;

^§Cañadas et al. 2014;

^|Conti et al. 2005;

^¶Arrigoni and Camarda 2015;

^#Fenu et al. 2014; n.r. not reported; n.d. not determined.