臺灣禾葉蕨科之一新紀錄種──南洋蒿蕨

Ctenopteris brevivenosa (v. A. v. R.) Holtt., A Grammitid Fern New to Taiwan

Ctenopteris brevivenosa (v. A. v. R.) Holtt., Fl. Mal. 2: 228. fig. 126. 1954.-Polypodium brevivenosum v. A. v. R. in Bull. Jard. Bot. Buitenz. Ser. II. 28 : 40. 1918……. polypodium malaccanum Bak. var. pahangense Ridley in Journ. Mal. Br. R.A.S. 6: 84. 1926. 南洋蒿蕨 Specimen examined: Pingtung Co.; Tashulinshan, C. M. Kuo 1327A (TAI), March 31, 1972, epiphytic on mossy tree-trunk, growing with Calymmodon gracilis, alt. 1200 m. Distribution: Sumatra, Malay Peninsula, Borneo and Taiwan. Rhizome short, erect; stipes tufted; fronds pinnate, narrowly elliptic, tapering to either end, 6-8 cm long, 7-12 mm wide, pubescent on stipe and both surfaces; margins entire; hairs multicellular, red-brown, patent, 2-3 mm long, those on pinnae of same length as on the stipe; veins oblique, not reaching the margin; sori round, superficial, borne on upper half of frond.