10 - 



241; Alsophila tristis, BI., Moore, Ind., 58; Aspidium triste, BI, 

 Enum., 169. 



The specimens of this species gatheréd by Raciborski and deter- 

 mined as Bavaïlia tristis, Rac. (Flor. Btz., I, 131) have the sori 

 with a fugacius, ligulate indusium, and the sporangia with an 

 incomplete, vertical annulus. 



NI lll£OI,OUA. Gtaudichaud. 



Scliizoloma (Euschizoloma) coriaeeiim. t?. A . r. II. 



Rhizoma repens, paleis minutis, brunneis, fibrillosis, supap- 

 pressis vestitnm. Stipites remotiusculi, glabri, nitidi, atrobrunnei 

 vel purpurei, ± 8—15 cm. vel plus longi. Frondes firmae, sub- 

 coriaceae, glabra?, simplices, furcatse vel pinnata? ; frondes simplices- 

 lineari-lanceolatae, 10—20 cm. longae, 5—15 m.m. lataa, apicem 

 et basin versus angustata?, margine recurvata?, costis undulatis r 

 subtus prominentibus, cosiulis (main veins) nullis, venis immersis, 

 anastomosantibus ; segmenta frondium furcatarum vel pinnatarum 

 frondibus simplicibus similia ; segmenta frondium pinnatarum + 

 1 — 3 utrinque. Sori longi, continui, indusiis flrmis, coriaceis,. 

 illis frondium Euvittariae subsimilibus. 



Borneo (Hallier, No. 193-1).— The description is taken from a 

 specimen determined as Taanitis blechnoides, Sw. (Ann. Btz., XX, 

 128). 



ADIAITUM. Linné. 



Adiantliill (Eu-adiantum) aculeolatlim, t% A. t\ §1. 



Rhizoma breve, repens, paleis angustis, fuscis, subulatis dense 

 vestitum. Stipites approximati, + 30 — 40 cm. longi, purpureo- 

 brunnei vel atri, nitidi, deorsum paleis sparsis, crispatis, brunneis, 

 patentibus, cleciduis vestiti, basi demum asperuli, supra pilis 

 minutis dense pubescentes, rachide infra glabra, supra minute 

 hirsuto-tomentosa. Frondes + 20 — 35 cm. longa?, 15 — 30 lata3, 

 acuminata?, 3-pinnata?, pinnulis ultimis glabris, coriaceis, dimidia- 

 tis, + 2 cm. longis, + 1 cm. latis, obtusis, secus rachidem 

 subtruncatis, margine acroscopico apicique leviter lobatis, denti- 

 culatis, venulis usque ad apicem dentium excurrentibus, soris in 



