Tentative keys to the families & genera of pteridophytes of Sri Lanka
Herat, Tissa R.
Tentative keys to the families & genera of pteridophytes of Sri Lanka [Text] Herat, Tissa R. - Kandy Tissa R. Herat 2003 - iii, 73 p. 29 cm.
9789559911619
Pteridophytes
587.095493 / HER
Tentative keys to the families & genera of pteridophytes of Sri Lanka [Text] Herat, Tissa R. - Kandy Tissa R. Herat 2003 - iii, 73 p. 29 cm.
9789559911619
Pteridophytes
587.095493 / HER