Ferns. ^^^ 



This Cheilcmthes has the dry, aspect of many species uf 

 the arid southwest of the United States. The frond is widest 

 3/4 of the way to the top. It bears the name of Governor 

 Bolton of Davao, in acknowledgment of his great assistance 

 to my work in his district. ' 



Histiopteris Agardh. 

 I. Histiopteris moiitaiia CopeUmd n. sp. Rhizomate late repente, 

 4 mm crasso, squamulis minutis fuscis obtecto; stipite 10 — 20 cm 

 alto, erecto, subrecto. atro-brnnneo. deorsum sqnamiiloso, sur- 

 sum rhachique giabris, validis; fronde deltoidea, 15— 30cm 

 alta, interdum quam alta latiore; pinnis infimis vel inferioribus 

 pinnatis; pinnulis sinuatis vel pinnatifidis, infimis rhachi ap- 

 proximatis nee ei adnatis; segmentis ultimis plerumque trian- 

 giilari-ovatis, obtusis, integris, valde coriaceis, giabris, infra 

 glaucis; vemilis supra et infra exstantibus, conspicuis, anas- 

 tomosantibus, marginem versus liberis; soris latis, continuis vel 

 interruptis; segmentis ob marginem ubique inflexam vulgo 

 lomarioideis. 



Mindanao Isl., Mt. Apo (Copeland no. 1049 type, De A^ore 



and Hoover no. 332). 



Different from H. incisa in stature, in the pinnae de- 

 creasing in size uniformly from the lowest upward, in texture, 

 in the raised venation, and in the very broad sori. 



Dicranopteris Bemh. 

 1. Dicranopteris dolosa Copeland n. sp. Rhizomate repente, ca. 

 10 mm crasso, paleis fuscis, lanceolatis, subulatis, squarrosis 

 vestito; stipite erecto, 1— 2m alto, tereti, deorsum 10mm vel 

 ultra crasso, squamoso, sursum glabrescente, atro-brunneo, 

 rigidissimo; fronde ca. Im alta, deltoidea, pinnata, ad apicem 

 pseudo-dichotoma; pinnis 3 — 5 -jugatis, infimis bipinnatis; ramis 

 ordinis 3 partis inferioris'frondis, ordinis 1 partis apicalis, iterum 

 iterumque pseudo-dichotomis, flexilibus; divisionibus insequen- 

 tibus pinnatis; pinnulis supra furcaturam ultimam utiinque 

 30 — 80, nee non infra cam multis, proximis. 10— 12 mm 

 longis, 2mm latis, obtusis, integris, basibus vix confluentibus, 

 coriaceis, giabris vel glabrescentibus, infra glauco-azureis; 

 rhachibus omnibus paleis brunneis vel albidis distantibus ves- 

 titis; venulis simplicibus vel furcatis; sporangiis 3 — 5, caducis. 

 (Plate IV, Fig. C.) 



