﻿93. OPHIOGLOSSUM. § 1. EC-OPHIOGLOSSUM. 775 



indistinct (except when dry), the midrib a little stouter. Fertile spike 4 — 5 

 C.M. long, on a peduncle 10 — 12 '/j c.M. long. 

 Sumatra; Br. India, Trop. Africa. 



* (7) O. parvifolium, Grev. ^ Ok., Bot. Misc., Ill, 218; Bedd., 

 Ferns S.I., tab. LXXI ; 0. nudicauk, L.f., Hk. Bk., Syn. Fil., 445; Kze, 

 Farnkr., I, tab. XXIX, fig. 5, b. 



Rhizome slightly tuberous. Whole plant + 5 — 10 cM. high. Barren 

 segment ovate or oblong, + l^j^ — 4 c.M. long, + '/i — IV2 c.M. broad, sessile 

 or subsessile, placed considerably below the middle of the whole plant, nar- 

 rowed towards both ends. Texture thin; no evident costa; veins indistinct. 

 Fertile spike 1 — 1 ^2 c.M. long, the peduncle often 3 — 5 c.M. long or even 

 longer. — Besides the fertile fronds there are often some shorter ones with- 

 out fertile segments. 



Malaya; Japan, South. India, West. Africa, Trop. ^ Sublrop. Americ. 



(8) O. olio\ratniii, Miq., Ann. Mus. Bot. L. B., IV, 93, 



The whole plant ± 15 c.M. high. Sterile segment oblong-obovate, rarely 

 broadly obovate, placed considerably below the middle, + 372 c.M. long, + 

 1 '/^ — 1 ^/^ c.M. broad, with a haft + 1 Y2 c.M. long, the apex rounded or ob- 

 tuse, the base broadly cuneate. Texture coriaceous; veins nearly hidden. 

 Fertile spike + 2^/2 c.M. long, on a slender peduncle ± 10 c.M. long. 



Timor. 



(9) O. timorensie, Miq., Ann. Mus. Bot. L. B., IV, 93. 



The whole plant mostly 6—10 c.M. high. Sterile segment often placed 

 considerably below the middle, ovate, 2 — 3^/2 c.M. long, the apex obtuse or 

 subacute, the base broadly cuneate, narrowed into a short and broad haft. 

 Texture membranaceous; veins distinct, densely reticulate. Fertile spike 

 1 — 2^/2 c,M. long, on a slender peduncle 2^/2 — 5 c.M. long. 



Timor. 



« 



* (10) O. pedunculosum, nesv.^ Prantl, Ophiogl., 528, tab. VIII, 

 fig. 33 — 34; 0. moluccanum, Schl, Rac, Flor. Btz., I, 4; Nat. Tydschr. Ned. 

 Ind., LIX, 256, tab. II, fig. 1; Ann. Btz., XXI, tab. XIX, fig. 153; 0. peliola- 

 lum, Hk., Exot. Flor., I, tab. LVI; — var. lanceolatum; 0. moluccanum, 

 Schl., forma lanceolata, Rac, 1. c. 237, tab. II, fig- 4. 



Rhizome cylindrical. Fronds 1 — 2, rarely 5 — 4, the whole plant + 



