1	Shrublets; leaves congested on upper parts of stems.		(2)
+	Herbs; leaves only in a basal rosette or basal and along branches.		(3)
2 (1)	Stems densely covered by dark brown or black rigid scales; leaves without auriform sheaths; inflorescences corymbose		4 Limonium wrightii
+	Stems covered by lightly colored scarious scales; leaves with 2 auriform membranous sheaths; inflorescences interrupted spicate		22 Limonium suffruticosum
3 (1)	Calyx not oblique at base, usually 2--3.5 mm but if longer then limb not expanded.		(4)
+	Calyx abruptly oblique at base, usually 5--8 mm but even if shorter always funnelform.		(8)
4 (3)	Leaves on main branches of inflorescences clasping, rounded or reniform		18 Limonium otolepis
+	Leaves on branches not clasping, not rounded nor reniform.		(5)
5 (4)	Inflorescences without or only with a few simple sterile branches; first bractlet herbaceous.		(6)
+	Inflorescences with many branched sterile branches; first bractlet membranous.		(7)
6 (5)	Leaf blade 2.5--5 X 1--2 cm; calyx 6.5--7 mm		17 Limonium callianthum
+	Leaf blade (5--)10--30(--40) X 3--8(--10) cm; calyx to 4 mm		21 Limonium gmelinii
7 (5)	Leaves oblong-ovate to oblong-spatulate, 1--3.5 X 0.5--2 cm, early deciduous		19 Limonium coralloides
+	Leaves spatulate to obovate-spatulate, (5--)10--15(--25) X 2--6(--15) cm, persistent when flowering		20 Limonium myrianthum
8 (3)	Stems 1 (rarely more), erect, apically branched, ultimate branches each with a globose inflorescence; calyx limb without conspicuous lobes		6 Limonium flexuosum
+	Stems many, erect or prostrate, often branched from base, many branches sterile; calyx limb with well developed lobes.		(9)
9 (8)	Calyx limb yellow to orange; corolla golden or orange-yellow.		(10)
+	Calyx limb purple, pink, or white; corolla yellow, rose, pale lilac, or purple-violet.		(15)
10 (9)	Sterile branches (2 or)3--5, clustered in axils of membranous scales on node of rachis		16 Limonium chrysocomum
+	Sterile branches simple in axils of scales or at forks of inflorescences.		(11)
11 (10)	Inflorescences with many dichotomous branches and flexuous rachises.		(12)
+	Inflorescences with straight non flexuous rachises.		(13)
12 (11)	Peduncle and rachis of inflorescences without clustered hairs		12 Limonium aureum
+	Peduncle and rachis of inflorescences with dense clustered hairs		13 Limonium potaninii
13 (11)	Plants 10--15 cm tall; branches densely verrucose; calyx 5--6 mm		14 Limonium dielsianum
+	Plants 20--40 cm tall; branches smooth or only young branches verrucose; calyx 8--10 cm.		(14)
14 (13)	Sterile branches 2- or 3-branched; spikelets 2 or 3 per spike		11 Limonium lacostei
+	Sterile branches very long and many-branched; spikelets 5--7 per spike		15 Limonium rezniczenkoanum
15 (9)	Stems prostrate, with well developed bracts on basal forks of inflorescences		7 Limonium congestum
+	Stems erect, without bracts on inflorescences.		(16)
16 (15)	Caudex with dense white membranous scales; corolla rose-violet or purple-violet.		(17)
+	Caudex without white membranous scales; corolla yellow, pale lilac, or pale purple.		(18)
17 (16)	First bractlet densely hirsute; root bark fissured into brown fibers		9 Limonium tenellum
+	First bractlet glabrous or slightly hirsute; root bark never fissured		10 Limonium kaschgaricum
18 (16)	Calyx lobes apically distinctly acuminate and persistently awned; petiole basally to 2 mm wide		8 Limonium leptolobum
+	Calyx lobes never awned; petiole wider than 2 mm.		(19)
19 (18)	Limb less than half as long as calyx		1 Limonium sinense
+	Limb half as long as calyx.		(20)
20 (19)	Corolla pale lilac or pale purple		3 Limonium franchetii
+	Corolla yellow or pale yellow.		(21)
21 (20)	Spike axis almost complanate		2 Limonium bicolor
+	Spike axis terete		5 Limonium dichroanthum