Platycerium grande (a.cunn. ex fée)

Very large epiphytic fern. Basal leaves sessile, upright or arching, forming a distinct basket, recurving when old, 80⎼110 x 90⎼180 cm, lower part with wavy margin, upper part spreading. Foliage leaves pendulous, symmetrical with 2 equally long main lobes, usually c. 50⎼120 cm long. Soral patch semi-circular, 7⎼35 x 2⎼22 cm; two or more on each foliage leaf, near the sinuses. Spores about 64 per sporangium.

Fernando, E.S., V.B. Amoroso, D.N. Tandang, C.I. Banag, A.B. Lapis, W.S. Gruèzo, F.P. Coritico, F.A. Pollisco Jr., A.M. Palijon, M.D. Ching, F.P. Lansigan, C. Garcia-Francisco, N.M. Lita, A.M. Tagtag, & J.L. De Leon. 2021. Threatened Plants of the Philippines. 147p. Biodiversity Management Bureau, Department of Environment and Natural Resources (DENR), Quezon City, Philippines. ISBN 978-621-96498-0-3.
Fernando, E.S., B.Y. Sun, M.H. Suh, H.Y. Kong, & K.S. Koh. 2004. Flowering Plants and Ferns of Mt Makiling. 368p. ASEAN-Korea Environmental Cooperation Unit, Seoul National University, Seoul, Korea. ISBN 89-955147-1-X 96480.
Hoshizaki, B.J. & M.G. Price. Platycerium update. American Fern Journal 80(2): 53–69.
Hovenkamp, P.H. 1998. Polypodiaceae. Flora Malesiana ser. II, vol. 3: 1–234.
Pelser, P.B., J.F. Barcelona, & D.L. Nickrent (eds.). 2011 onwards. Co’s Digital Flora of the Philippines.

staghorn fern
Critically Endangered
Platycerium Grande
  • Two or more soral patch on each foliage leaf, near the sinuses; follage leaf usually short, up to 120 cm long
  • Ferns
  • Plants sexually reproducing only by spores on lower surface of leaves, not producing true flowers