THE FERN-ALLIES OF THE MALAY PENINSULA. 145 



thin linear acuminate. Spikes on special branchlets panicled 

 eylindrie 1-3 in. long. Bracts base broad, brown ovate with 

 a thin transparent edge and point, denticulate. 



Mountains, climbing on trees at 3000 to 6600 feet. Com- 

 mon. 



Malacca, Mt. Ophir (all collectors) (Eidlev 9876). 

 Pahaxg. Telom. (Eidlev 13986); Ghinong Tahan (Eobinson 

 5398). Peeak, Gunong Kerbau (Eobinson) ; Gnnong Bal 

 (Aniff) : Gunong Bubu (Wray). Kedah Peak (Eidlev 

 5145). 



Distrib. India, Malaya. 



12. L. complanatum, L. Sp. ed. ii. 1567. var. L. thuyoides. 



Trailing plant, much branched 5-6 ft., branches ascend- 

 ing, branchlets 2 in. long. Leaves dimorphic, those of lower 

 plane with a long decurrent adnate base and short free lanceo- 

 late limb, of the upper plane linear, appressed to stem. Spikes 

 eylindrie, 1-2 in. long on a peduncle 5 in. long with distant 

 lanceolate bracts .8 in. long, above twice forked or more with 

 about 8 spikes. Bracts broad, ovate, cuspidate, hardly as 

 long as the sporange. 



Eare. Perak, Taiping Hills in full sun (Long). 



Distrib. Xorth temperate zone and mountains of Tropics. 



13. L. carolinianum, Linn. Sp. ed. ii. 1567. 



Stem creeping on mud 2 inches or more, rooting below 

 with lanceolate acuminate leaves .18 in. long., crowded on the 

 upper part. Branches ascending 3 in. long, simple with scat- 

 tered lanceolate, acuminate leaves. Spike 1 erect on the 

 branch 2-3 in. long, rather stout with ovate, lanceolate long 

 acuminate squarrose bracts. Sporanges small. Local. 



Pahaxg, Gunong Tahan at 550 ft. in muddy spots on the 

 padang. 



Distrib. America, Africa, Ceylon, China, Malay Isles and 

 Tasmania. 



II. Psilotum, Sw. 

 Epiphytic plants with short rhizome. Stems simple below 

 copiously branched above. Leaves scattered, minute in two or 

 three rows. Sporanges turbinate coriaceous 3-lobed, 3-celled split- 

 ting down the lobes solitary in axils of rudimentary leaves on the 

 branches. 



Species 2. Tropics to Japan and Xew Zealand. 

 Branches slender triquetrous .. ..IP. triquetrum. 



Branches flat . . . •_ . . 2 P. complanatum. 



1. P. triquetrum, Sw. Syn. Ml. 117. Bak. Fern-Allies p. 30. 



Plant 6-18 in. tall, branches slender triquetrous green. 

 Leaves ovate minute coriaceous. Bracts smaller. Sporangia 

 .1 in. across much larger, yellow. Common on trees and rocks. 



K. A. Soc, No. 80, 1919. 



