Tectaria, types of venation; scales. — T. dissecta (G. Forster) Lellinger. a. Fertile lobes of a middle pinna with sori removed from the right, × 2.5. — T. devexa (Kunze ex Mett.) Copel. b. Fertile lobes of a middle pinna with sori removed from the right, × 2.5. — T. melanocaula (Blume) Copel. c. Base of a middle pinna with sori removed on the right, × 2.5. — T. singaporeana (Hook.&Grev.) Copel. d. Vein pattern between two lateral veins, × 2.5. — T. dissecta. e. A rhizome scale with margin and tip details, × 100. — T. devexa. f. Hairs from laminai veins, × 150. — T. dissecta. g. Hairs from rachis and midrib, × 150 (a, e, g:Price 1763.; b, f:Anderson s.n..; c:Mousset s.n..; d:Parris 10559.).