Table 1. Concentration and purity of total RNA isolated from D.huoshanense stem, leaf and flower using the modified CHAN method.

No.	Plant organ	A260/280	A260/230	Concentration(ng/μL)
1	Dh-stem	1.97	1.43	122.89
2	Dh-stem	1.99	2.14	54.31
3	Dh-stem	1.98	1.77	94.20
4	Dh-leaf	2.01	2.19	297.31
5	Dh-leaf	2.05	1.96	257.52
6	Dh-leaf	1.89	2.00	282.20
7	Dh-flower	1.99	1.88	316.29
8	Dh-flower	2.06	2.19	585.72
9	Dh-flower	1.91	2.10	261.09