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quaque pinnula ± 4, in lobis solitariis, transverse oblongis vel 

 subobreniformibus, sinu late rotundato vel semiorbiculari, cap- 

 sulis ad et inter venulas orsis. 



Amboyna. — The description is taken from specimens gathered 

 by Teysmann and cultivated in the Buitenzorg gardens, Perhaps 

 this plant ma}' be identical with Copeland's A. mindanaoense 

 (Philipp. Journ. Sci., I, Suppl., 154, tab. X). 



Adiantum (Eu-adiantum) suborbiculare. i\ A. v. ft. 



Rhizoma breve, paleis lineari-subulatis, integris, laete fuscis 

 ■dense vestitum. Stipites approximati, basi paleacei, ad 20 cm. 

 longi, cum rachidibus nigricantes, glabri, nitidi. Frondes + 15 — 20 

 cm. longae. Pinnae pinnatse, infimae 2-pinnatae, pinnulis ultimis 

 firmis, papyraceis, subpelluciclis, glabris, + 1 cm. longis, ad l 1 / 2 

 €.m. latis, oblique flabellatis vel suborbicularibus, petiolatis, basi 

 cuneatis, truncatis vel rotundatis, plerumque irregnlariter et leviter 

 lobatis, soris in quaque pinnula 2 — (3, rotundatis vel transverse 

 oblongis, sinu lato, haud profundo, capsulis ad venulas orsis. 



Sumatra (Burck). — The ultimate leaflets are more or less 

 deciduous, but not articulate. 



PEIiliJEA, Link. 



Pellaea (Pteridella) timoren«iis, t\ A. r. Mi. 



Rhizoma breve, paleis longis, lineari-subulatis, eroso-denti- 

 culatis, brunneis vestitum. Stipites approximati, 12 — 20 c. m. 

 longi, nigricantes, nitidi, supra flbrilloso-tomentosi, ad basin paleis 

 deciduis tecti. Frondes lanceolato-oblongae, 15 — 25 cm. longae, 

 8—12 cm. latge, pinnatae, rachide nigricanti, supra tomentosa, 

 pinnis + 10 — 15 utrinque, coriaceis, glabris, subpatentibus, 1 — l 1 ^ 

 cm. latis, lanceolatis, subacutis, sterilibus crenatis, fertilibus 

 integris, subacutis, basi articulatis, rotundatis vel leviter cordatis, 

 petiolulis nigricantibus, supra tomentosis, costis conspicuis, deorsum 

 nigris, soris marginalibus, linearibus, Pteridi similibus, indusiis 

 angustis. 



Timor (Forbes, No. 3918). — Very near P. Doniana, Hk. 

 (Spec. FiL, II, 137, tab. CXXV, A) from tropical Africa. 



