1011 



with ciliate scales with brown center 



and broad scarious border; areolae and 



sori in one series. Huachuca mts, Ariz; 



Mexico. 



**Under surface mostly smooth. 



P: CALIPOBNICUM Kaulf, B 2:334. 



Rtstock creeping, chaffy; stipes 2-6' 

 long, stramineous when dry, naked; 

 fronds ovate to oblong-lanceolate, 4-9' 

 long, 1-5' broad, cut nearly or quite to 

 midrib into finely-toothed pinnae; tex- 

 ture papyraceo-herbaceous; sori large; 

 veinlets 4-6 to each vein. Cal; Baja. 

 Synonym: P. intermedium H. & A. 

 P: SCOUi,EB.I H. &. A. 



Rtstock stout, creeping, scaly; stipes 

 2-4' long, erect, naked; fronds thick, 3-12' 

 long, 2-6' broad, cut down to rachis into 

 from 5-29 close, blunt pinnae; texture 

 coriaceous, fleshy when recent; sori very 

 large; veinlets regularly anastomosing 

 forming a single series of large areolae. 

 Cal; northward. Synonyms: P. carnosum 

 Kellogg. P. pachyphyllum D. C. Eaton. 

 Section FEX.EBODIUM R. Br. Veins 

 forming ample areolae, each with 2 or 

 more distinct, free, included veinlets 

 bearing sori on their united points. 

 P: AUBEUM L. Sp PI 1087 (1753). 



See Phlebodium aureum. 

 Section CAHFYLOITEUBON- Presl. Pri- 

 mary veins distinct from midrib to edge, 

 connected by parallel transverse veinlets; 

 areolae similar, containing 2 or more 

 sori. 

 P: FHYLLITIDIS L, Sp PI 1083 (1753). 



See Campyloneuron phyllitidis. 

 Section PHYMATODES Presl. Areolae 

 fine, copious, irregular, the free veinlets 

 spreading in various directions; sori <* 

 rious in position. 



P: SWABTZZZ Baker, in Hooker & Baker, 

 Syn Pil ed 1, 357 (1868). 



See Phymatodes Swartzii. 

 PHLSBODIUM J Sm, I Bot 4:58 (1842). 



See Polypodium, section Phlebodium, 

 for characters. 

 P: AUREUM J Sm. I Bot 4:59 (1842). 



Rtstock stout, densely scaly; stipes 

 1-2 long, castaneous, naked; fronds 3-5 

 long, 9-18' broad, cut nearly to rachis 

 into broad entire or slightly undulate 

 pinnae; areolae copious. Fla. Synonym: 

 Polypodium aureum L. 

 CAMPYLONEUBON Presl, Tent Pterid 

 189 (1836). 



See Polypodium, section Campyloneu- 

 ron, for characters. 



C: PIIYLLITIDIS Presl, Tent Pterid 190 

 t 7 f 18 (18S6). 



RtPtock stout, scaly; stipes short or 0; 

 fronds simple, 1-3 long, 1-4' broad, the 

 point acute, lower part gradually nar- 

 rowed ; texture rigid, coriaceous, areolae 

 in rows of 6-12 from midrib to edge. Fla. 

 Synonym: Polypodium phyllitidis L. 

 PHYMATODES Presl, Tent Pterid 195 

 (1836). 



See Polypodium, section Phymatodes, 

 for characters. 



P: SV7ABTZII Underwood, Our Native 

 Ferns, ed 6. 84 (1900). 



Rtstock wide creeping, slender, covered 

 with linear ferruginous scales; stipes y 2 - 

 1' long, slender, naked; frond simple, 2-4' 

 long i/g to %' broad, narrowed gradually 

 toward both ends, edge entire, undulate, 



1012 



or slightly lobed; sori uniserial on free 

 veinlets. Key Largo, Fla (Curtiss). 

 Synonyms: Polypodium serpens Swz. P. 

 Swartzii Baker. 



Tribe GBAMMITIDEAE. Sori dorsal, 

 variously arising from the veins, com 

 linear. Indusia 0. 



GYMNOPTEBIS Bernh, Schrad J Bot. 

 1799 I: 297 (1799). 



Sori oblong or linear, following course 

 of veinlets. 



G: HISPID A Underwood. Our Native 

 Ferns, ed 6, 84 (1900). 



Rtstock creeping; stipes grayish, pu- 

 berulent, 3-6' long; fronds 5-angled, 1-3' 

 each way, hispid above, tomentose be- 

 neath, pinnate; lower pinnae much the 

 largest, unequally triangular, pinnate; 

 upper pinnae lobed or crenate. Tex; Ari- 

 zona. Synonym: Gymnogramme hispida 

 Mett in Kuhn, Linnaea 36:72 (1869-70). 

 Q: TBIANGULARIS Underwood. Our 

 Native Ferns, ed 6, 84 (1900). 



Slipes densely tufted, slender, black- 

 ish-brown, polished, 6-12' long; triangu- 

 lar, bipinnatifid; upper pinnae more or 

 less pinnately lobed; lower surface cov- 

 ered with yellow or white powder, finally 

 more or less obscured by the fr. Ariz; 

 Baja; Cal; BC. Synonym: Gymnogramme 

 triangularis Kaulf, Enum Fil 73 (1824). 



Genu NOTHOLAEXA R. Brown. 



Sori or* the veins or near their extrem- 

 ites, roundish or oblong, soon confluent 

 into a narrow marginal band. 

 Section EUNOTHOLAENA. Fronds not 

 farinose beneath, scaly, hairy or tomen- 

 tose. 



*Fronds simply pinnate. 

 N: SIIsrUATA Kaulf. 



Rtstock short, thick, very chaffy; stipes 

 2-4' long, erect; fronds 6'-2 long, 1-2' 

 broad; pinnae num, short-stalked, round- 

 ish or ovate, entire to pinnately lobed, 

 lower surface densely scaly. Tex; Ariz. 

 IT: FERBUGINEA Hooker. 



Rtstock creeping, covered with dark 

 rigid scales; tufted, 2-4' long, wiry, 

 blackish, woolly at first; fronds 8-12' Ig, 

 !/-!' broad, narrowly lanceolate; pinnae 

 num, ovate, pinnatifid, hairy above, 

 densely tomentose beneath, the wool at 

 first w'ish, but becoming ferruginous. 

 Tex. Ar. Synonym: N. rufa Presl. 

 **Fronds bi-quadripinnate. 



I. Fronds silky-hairy above. 

 NOTHOLAENA PARRYI Eaton. 



Rtstock short, scaly, stipes 2-4' long, 

 dark brown, pubescent with w'ish jointed 

 hairs; fronds 2-4' long, oblong-lanceolate, 

 tripinnate, lower pinnae distinct; seg 

 crowded, roundish-obovate, 1" broad, 

 densely covered above with entangled w 

 hairs, beneath with a heavier pale-brown 

 tomentum. Ut; Ar; CD: Baja! 

 NOTHOLAENA NEWBERRYI Eatan. 



Rtstock with very narrow dark bristly 

 scales; stipes tufted, 3-5' long, blackish- 

 brown, woolly when young, with pale 

 ferruginous tomentum; fronds 3-5' long, 

 lanceolate-oblong, covered most densely 

 beneath with fine w'ish hairs, tri-quad- 

 ripmnate; ultimate seg roundish-obovate, 

 one-third to %" broad. SD; Baja! 



Cotton fern, Southern and Baja Cal. 



II. Fronds slightly hispid above. 



