NEPHRODIUM. 495 



but thin ; surfaces glabrous except finely-downy costas ; weijis 9-10-jugate, very 

 distinct, all fertile ; sori supeificid, submarginal ; inv. minute, glabrous, 

 fugacious. 



Hab. Solomon Isles, Richards. 



31*. N. (Last.) costale. Baker ; st. 9 in. 1. ; rachis thinly setulose ; j/r. ovate- 

 lanceolate, bipinnatifid, 1\ ft. 1. ; pinnas numerous, patent, sessile, ligulate-acu- 

 nunate, lower 4 in. 1., 1 in. br., cut down to a narrow wing into blunt lobes, the 

 lowest scarcely reduced ; texture chartaceous ; surfaces glabrous, dull-green ; veins 

 close, distinct ; sori dense costular ; inv. reddish, renifonn, persistent, bristly. 

 — Aspidium costale, Mett. Kuhn, Linn. S6.p. 111. 



Hab. Venezuela, Fendler, 476. 



32*. N. (Last.) eriocauhn. Baker ; st. j-1 ft., densely clothed, as are the stra- 

 mineous rachises, with spreading linear-subulate ferruginous scales 5- J in. 1. ; fr. 

 oblong-lariceolate, bipinnatifid, 2-3 ft. 1. ; pinnce sessile, ligulate, lower 5-6 in. 1., 

 f-lj in. br., cut down into a distinct wing into close blunt subentire lobes 1^-2 

 lin. br., lowest scarcely reduced ; texture membranous ; surfaces bright-green, 

 slightly downy, the lower scaly on the ribs ; veins 10-12-jugate ; sori middle- 

 sized, costular ; inv. minute, fugacious. — Aspidium, Fie, Fil. Bras. t. iri.fig. 1. 

 N. ramentaceum, Baher, Fl. Bras.fasc. 49. p. 473. 



Hab. Eio Janeiro, Qlasiou, 2369. — May perhaps prove a variety oiveaiUma. 



36*. N. (Last.) prcBtervisum, Baker ; st. 1 ft., naked, grey-stramineous ; Jr. 

 lanceolate, 1^-2 ft. 1., narrowed gradually to an acuminate point, bipinnatifid ; 

 rachis finely downy ; lower pinnce sessile, rather deflexed, ligidate-acuminate, 3-4 

 in. 1., f in. br., cut down to a broad wing into close blunt entire lobes 2 lin. br., 

 of which the lowest are reduced ; texture rigidly subcoriaceous ; surfaces dull- 

 green, naked, glossy ; veins 9-10-jngate, erecto-patent, very distinct ; sori minute, 

 supra-medial; inv. persistent, slightly setose, — Aspidium, &^re, Linn. SG.p. 411. 



Hab. Venezuela, Fendler, 371. 



38*. N. (Last.) Fraseri, Baker ; rachis dark-reddish ; fr. 3 fl. or more 1., above 

 1 ft. br., oblong-acuminate, bipinnatifid ; pinnce subdistant, subsessile, ligulate- 

 lanceolate, with a gland at the base, lower 6-7 in. 1., 2 in. br. ; lobes equalling 

 the wing, close, obtuse or subacute, lowest reduced ; texture chartaceous ; surfaces 

 glabrous ; vdns 12-18-jngate ; sori subcostular ; inv. minute, glabrous. — ^Aspi- 

 dium, Mett. Kuhn, Linn. 36. p. 109. 



Hab. Ecuador, Fraser. 



39*. N. {ha^.') pulerulum. Baker ; st. 1-1| ft., naked, stramineous ; fr. oblong- 

 lanceolate, I5-2 ft. 1., bipinnatifid ; rachis stramineous, slightly downy ; pinnae 

 sessile, lower 4r5 in. 1., J-f in. br., acuminate, cut down to a narrow wing into 

 very close subacute entire lobes ^ in. br., the lowest rather dilated in the upper 

 pinnse, reduced in the lowest ; texture chartaceous ; surfaces duU-green, finely 

 pubescent, especially below ; veins close, 8-10-jugate, very distinct ; sori minute, 

 supra-medial ; inv. small, subpersistent, densely bristly. — Aspidium, FSe. 



Hab. Mexico, Bourgeau, 1318. — Between jMtens and tetragonwm. 



39*. N. (Last.) alsophilaceum. Baker ; st. \ ft., grey, glabrous ; fr. oblong- 

 lanceolate, 1-1 J ft. 1., bipinnatifid ; rachis with a few spreading linear scales ; 

 pinnoB ligulate-lanceolate, all except uppermost distinctly stalked, lower 5-6 in, 1., 

 10-13 lin. br., many reduced at base, cut down to a broad wing into close entire 



