Table 2.

Sequence recovery for the three selected barcode regions from unknown (P1-A15) and Herbarium asterid samples.

Sample	ITS		rpoB		accD
	amplification	sequencing	amplification	sequencing	amplification	sequencing
P1	x	x	x	x	x	x
P2	x	x	x	x	x	x
P3	x	x	x	x	x	x
P4	x	x	x	x	x	x
P5	x	x	x	x	x	x
P6	x	x	x	x	x	x
P7	x	x	x	x	x	x
P8	x	x	x	x	x	x
P9	x	x	x	x	x	x
A1	x	x	x	x	x	x
A2	x	x	x	x	x	x
A3	x	x	x	x	x	x
A4	x	x	x	x	x	x
A5	x	x	x	x	x	x
A6	x	x	x	x	x	x
A7	x	x	x	x	x	x
A8	x	x	x	x	x	x
A9	x	x	x	x	x	x
A10	x	x	x	x	x	x
A11	x	x	x	x	x	x
A12	x	x	x	x	x	x
A13	x	x	x	x	x	x
A14	x	x	x	x	x	x
A15	x	x	x	x	x	x
Centaurea trinervia Herbarium 18066	x	x	x	x	x	x
Centaurea trinervia Herbarium 18067	x	x	x	x	x	x
Psephellus hymenolepis Herbarium 22220	x	x	x	x	x	x
Psephellus daghestanicus Herbarium 22262	x	x	x	x	x	x
Psephellus dealbatus Herbarium 22213	x	x	x	x	x	x
Psephellus intergrifolius Herbarium 18082	x	x	x	x	x	x
Psephellus xantocephalus Herbarium 18471	x	x	x	x	x	x
Psephellus transcaucasicus Herbarium 22234	x	x	x	x	x	x
Psephellus transcaucasicus Herbarium 22256	x	x	x	x	x	x
Pyrethrum carneum Herbarium 22357	x	x	x	x	x	x
Taraxacum officinale Herbarium 24510	x	x	x	x	x	x
Senecio vernalis Herbarium	x	x	x	x	x	x
Bellis perennis Herbarium 170015	x	x	x	x	x	x
Centaurea cheiranthifolius Herbarium	x	x	x	x	x	x
	38/38 100%		38/38 100%		38/38 100%