e-Flora of Thailand

Volume 3 > Part 4 > Year 1989 > Page 489 > Polypodiaceae > Platycerium

2. Platycerium holttumii Joncheere & Hennipmanwfo-0000148871

Brit. Fern Gaz. 10: 116. pl. 12, f. 1–3. 1970; Hennipmam & Roos, Verh. Kon. Ned. Akad. 80: 101. f.25, 26. pl. 2. 1982.


Accepted Name : This is currently accepted.



Synonyms & Citations :

Platycerium grande J.Sm. ex Hook. Sensu Bedd., Handb. Ferns Brit. India: 445. f. 271. 1883, p.p.; C.Chr., Contr. U.S. Natl. Herb. 26: 335. 1931; Tardieu & C.Chr. in Fl. Indo-Chine 7(2): 446. f. 52, 1. 1941. Plate I: 1.


Description : Similar to P. wallichii but different from it in: rhizome-scales larger, up to 15 by 1.5 mm, fimbriate; normal leaves much longer, with a single broad fertile area in the basal sinus.


Thailand : NORTHERN: Chiang Mai (Fang, Ban Huai Bong), Tak; NORTH-EASTERN: Nong Khai (Pak Cheng), Loei (Ban Na Luang); EASTERN: Chaiyaphum (Nam Phrom), Nakhon Ratchasima (Khao Yai – type); SOUTH-EASTERN: Chanthaburi (Khao Phra Bat); SOUTH-WESTERN: Kanchanaburi (Erawan Falls).


Distribution : Indochina, Malaya.


Ecology : On tree-trunks in monsoon forests at low altitudes, rather rare.


Vernacular : Chai pha sida (ชายผ้าสีดา)(Central).


CommonName : Hotttum’s Staghorn Fern.


Notes: The above two species are similar to each other, but different from each other distinctly in rhizome-scales. It is regrettable that the rhizome scales are often ont available on the herbarium sheets, and the specific identification is hardly possible in such incomplete specimens.


E-version notes : For more details see Ferns of Thailand, Laos and Cambodia.


Main
Plate I: 1
Platycerium holttumii Joncheere & Hennipman