266 The Botanical Gazette. {July, 
pedalis teres glaber ebracteatus. Racemus (in exemplaribus 
mihi suppetentibus) simplex flexuosus, nodis inferioribus re- 
motissimis. Bractez interiores ovate cuspidate, exteriores 
lanceolate denique subulato-attenuate. Pedicelli terni in 
medio articulati. Perianthii segmenta perspicue 3-nervata, 
interiora in sicco lutea. Filamenta muriculata nunc ovarium 
aut antheras aequantia nunc eis duplo longiora. Stylus nunc 
ovarii nunc perianthii longitudinem aequiparans. Capsula 
oblongo-ovalis perianthio marcido } brevior semina in loculo 
quoque 9-10 habens. 
Rhizome not seen. Leaves 12-15" x 2~3'. Raceme 7-8" 
long, lower internodes 13-3" long, exterior bracts at length 
t long, pedicels 4-9! long. Perianth 6-7' long. Anthers 1}! 
long.—Indicated by Mr. J. G. Baker as undescribed and 
nearest to his A. Skinnert.—San Bartolo, Depart. Zacate- 
pequez, Guatemala, alt. 5,000 *, May, 1890, Heyde & Lux, 
no. 4,644. 
Gymnogramme sciatraphis Donnell Smith.—Stipites ¢ 
caudice brevi crasso caespitosi graciles spithamei straminei 
glabri, basi paleacea. Frondes acuminato-ovate pedales gla- 
re 4-5-pinnatim decomposite, jugis plurimis confertis, 
pinnis pinnulisque oppositis e basi truncata subsessili ovatis 
lanceolatisve, pinnis infimis maximis, pinnulis ser. I thom- 
boideis 1~2-fidis, ultimis ellipticis deorsum attenuatis ple- 
rumque bifurcatis, segmentorum nervio unico infra medium 
usque ad furcam sorifero. Ke 
Scales ovate, 3-4' long, rigid, blackish, imbricating. Stipes 
and rachises canaliculate. Sterile and fertile fronds similar, 
20-26-jugate. Basal pinnze accuminate-deltoid, spreading, 
incurved, 673" long, 15~20-jugate; its lower pinnules 2’ pe 
9-12-jugate. Segments oblong, acute, 1-1}! long, fruit- ee 
cylindrical.—To be grouped with G. chaerophylla Desv. an 
G. schizophylla Baker, which differ chiefly by absence of ger 
dex and of scales, circumscription and loose pinnation - 
fronds. —Shaded precipitous banks of Rio Jiménez, ego 
Santa Clara, Comarca de Limén, Costa Rica, alt. 050% 
Apr. 1894, J. D. S., no. 5,084. 
Baltimore, Ma. : 
_EXPLANATION oF PLATE XXVI.—Fig. 1, frond.—Fig, a pinnule.—Fig. 3; 
Pinnule of secon rder.—Fig. 4, ultimate pinnule.—Fig. 5. scale conf 
Stipe. (Figure 1 is somewhat reduced; the others are variously enlarged 
