20*. DICTTOXIPHIUiL 21. ABIAi-THH. 113 



46. L- (Diellia) ereeta, Hk. MSS. ; rf. 6-9 in. L, strong, erect, polished, chesnnt- 

 brown ; fr. 9-12 in. L, 3-4 in. br, lanceolate, simplr pinnate ; phuuB 1-2 in. 1., 

 ^-f in. br., linear-lanceolate, slightly nndolated at the margin, the npper half 

 rather the broadest and aniicled at the base, the lower ones shorter and broader ; 

 Uztitre herbaceous ; sori 2 to 3 times as long as broad, falling short cf the margin, 

 —Diellia ereeta. Brack, t. Si.f. 2. 



Sab. Sandwidi TalanHa 



47. L. (Diellia) /aleata, Hk. MSS. ; st. 3-4 in. L, strong, erect, densely 

 paleaceons ; /r. 12-18 in. L, 2-i in. br., lanceolate, simply pinnate ; /»nn<B 1-2 

 in. L, ^-f in. br., linear-lanceolate, falcate, acnminate, lightly nndolated at the 

 margin, the npper half rather broadest and anricled at the l^se, the lower ones 

 very short and binnt ; texture herbaceons ; sori marginal, transTersely oblong. — 

 Diellia falcata. Bract, t. Sl.f. 1. 



Hab. Sandwich Talanilg — ^Distrngnished from D. ereeta by ita short paleaceona stem 

 and maiginal sori. 



48. L. (Diellia) Michleriana, Eaton ; «f. slender, elongated, slightly paleaceons; 

 Jr. 12-13 in. L, ovate-lanceolate in general onthne, pinnate below with phuuB 

 3-S in. L, 1 In. br., the npper half linear, nndnlated at the margin; tfxture 

 papyraceo-herbaceons ; teim forming hesagonal areoke with fr^ included 

 Teinlets ; sori nearly marginal, transversely oblong or linear, the outer falve of 

 the iuTolncre the same simpe as the soms, but the margin of the frond prodnced 

 beyond it and unaltered. — Eaten, IV, Wright Sf FendL p. 213. 



Hab. Oataiact of Tmando, Xew Granada, Scfeott, No. S. — ^A very carious plant, with 

 tile Teoatioii of IH^oxiphium, bat qoite different in the &ait, whidi agrees Teiy well 

 with that of the three species for wMch DieUia was proposed as a genos. 



Gbm. 20*. DiCTTOxiPHirit, Hoot. 



Sari marginal, continuous. Inad. like that of lAndsaga, bnt the outer Talre 

 obsolete. — A single species mth anastomosinff arodar venatum and free induded 

 Teinlets. Tab. 2. f. 20. B. erroneously represents the inner instead of the outer 

 Talre of the involucre as suppressed. 



1. D. panamense, Hk. ; fr. tnfted, sessile, 2-3 ft. L, the barren one 2-3 in., 

 the fertile ^1 in. br., narrowed frvm the middle gradually downwards, quite 

 entire ; texture snbcoriaceous, the midrib strong and prominent ; sori in a con- 

 tinnoas mar ginal line. — Hk. Sp. 1. p. 224. Amphiblestia simples, Foum. 



Hab. IVopical America, from Gaatemala to Xew Granada. — When the inTolncre is 

 ToBed over the sorus^ the latter appears to be placed on the upper surface of the fiond. 



Tbibe 6. Ptebide^. 



Sori margintd, oblong or Unear. Inml. of the same shape as the sorus, formed of a 

 more or less changed and r^exed portion cf the frond, opening inwardly. Geh. 

 21-33. 



Gex. 21. Ajbiasttjm, L. (See page 472.) 



Sori marginal, varying in shape from globose to linear, usually numerous and 

 distinct, sometimes confluent and continuous. Intol. the same shape as the 

 soms, formed of the reflexed margin of the fronds bearing the capsules on its 

 under side. A large genus, which has Us head-quartan in Tropical Amaica, most 

 of the spedes of wMch are recogmsxMefrom all Mer Ferns but the tyj^cal Lindsays 



