588 RoBINSON: PTERIDOPHYTA OF THE HAWAIIAN ISLANDS 
16. CEROPTERIS Link, Fil. Sp. 141. 1841 
Rootstock creeping or short oblique, covered with brown, 
linear-lanceolate scales; leaves cespitose; leafstalks not articulate; 
blades bipinnate to tripinnate, covered below with a waxy powder; 
veins free; sori following the course of the veins, non-indusiate. 
Type species: Acrostichum calomelanos L. 
Leaf blades bipinnate with a pinnatifid apex; powder on lower 
surface yellow. C. ochracea. 
Leaf blades tripinnate; powder on lower surface white. C. calomelanos. 
Ceropteris ochracea (Presl) comb. nov. 
Gymnogramme tartarea var. 8B Hook. & Baker, Syn. Fil. 384. 
1867. 
TYPE LOCALITY: South America. 
DistriBuTIoN: In moist thickets, tropical America, Costa 
Rica, Natal, and Hawaiian Islands. 
SPECIMENS EXAMINED: Oahu, Forbes BM; Robinson V. 
Mr. C. N. Forbes notes: ‘‘I find the species to be widely spread 
over the whole group (Hawaiian Islands), especially along the 
irrigation ditches. The golden variety is much less common than 
the silver.”’ @ 
This fern has been reported from the Philippines, where it has 
been thought to be an escape. 
CEROPTERIS CALOMELANOS (L.) Link, Fil. Sp. 141. 1841. 
(As C. calomelaena) 
Acrostichum calomelanos L. Sp. Pl. 1072. 1753. 
Gymnogramma calomelanos Kaulf. Enum. Fil. 76. 1824. 
Neurogramme calomelanos Diels in E. & P. Nat. Pfi. 1‘: 264. 
18994 
TYPE LOCALITY: West Indies. 
DisTRIBUTION: In open places, in wet ground, West Indies, 
South America, Hawaiian Islands. 
ILLUSTRATIONS: Plumier, Traité Foug. pl. go. 1795; Sloane 
Hist. jam. $f. 30. 7. 2..-1735: 
SPECIMENS EXAMINED: Oahu, Forbes 1 BM; Robinson V. 
17. CONIOGRAMME Fée, Mém. Foug. 5: 167. 1852 
Mostly terrestrial plants. .Rootstock creeping; leaves not 
articulate, pinnate or bipinnate, light green, glabrous, or slightly 
