Table 1 Overview of the sequencing and assembly of transcriptome of H. serrata

Leaf-1 (from Hs-1)

50,627,568

7,594,135,200

Stem-1 (from Hs-1)

50,627,508

7,594,126,200

Root-1 (from Hs-1)

50,627,472

7,594,120,800

Sporangia-1 (from Hs-1)

50,627,354

7,594,103,100

Leaf-2 (from Hs-2)

48,994,336

7,349,150,400

Stem-2 (from Hs-2)

48,994,084

7,349,112,600

Total raw data

300,498,322

45,074,748,300

Total high-quality data

267,314,012

40,097,101,800

Average length of unigenes

1,211 bp

Unigenes ≥ 300 bp

181,141

219,520,611

N50 (bp)

2,488