Alga.-] CHINA. " 257 



3. Pt. esculenta. Sw, — Labill. Nov. Hott. v. 2. p. 95. t. 244. 



1. Lomaria longifolia ; frondis fructificantis pinnis longissimis (pedalibus) linearibus 

 acuminatis brevissime petiolatis. 



Only a portion of the fertile frond of this plant exists in the herbarium ; it is about 2 feet long, and the 

 pinnae are alternate, remote, a line or a line and a half wide, and a foot in length, quite glabrous above, be- 

 neath covered by the fructification, except on the costa. 



1. Blechnum orientate. Sw. 



1. Adiantum caudatum. L. — Hook. Ex. Fl. t. 104. 



The pinnse are sometimes entire, sometimes deeply incised. 



2. Adiantum ammnum. Wall. — Hook, et Grev, Ic. Fil. t. 103. 

 Hab. Macao and adjacent islands ; Vachell ; Millett. 



1. Lindssea polymorpha. Wall. — Hook, et Grev. Ic, Fil. t. 75. 

 ' Hab. Macao ; Millett. 



2. Lindsaea variabilis ; erecta glabra pinnata, pinnis petiolatis undique sorediatis basi 

 oblique cuneata excepta, superioribus infimisque hastato-oblongis, reliquis, nunc subpin- 

 natifidis integrisque, nunc pinnatis, pinnulis nervosis oblongo-hastatis inferioribus rotun- 

 datis oblique cuneatis. (Tab. LII.) 



Hab. Macao; Millett. 



Tab. LII. Lindsa>a variabilis. Fig. 1. A pinna from the upper part of the plant ; Jig, 2. A pinnule from 

 a lower pinna : — magnified. 



1. Cheilanthes tenuifolia. Sw. — Schkh. Fil. t. 125. 



1. Dicksonia polypodioides. Sw. 



2. D. flaccida. Sw. 



1. Davallia ferruginea. Cav. — Nees in Nov. Act. Acad. 1823. p. 122. t, 12. — Very 

 nearly allied to D. tenuifolia, perhaps not distinct ; — and may not Davallia Chinensis, Sw. 

 and D. Chusana, Willd. be the same species ? 



2. D. elegans. Sw. ZT -r,.-, 

 1. Azolla pinnata. Br. 



Hab. Lappas Island ; Vachell. . .. 



Ord. XCII. ALG^l. Juss. 

 1. Cystoseira Thunbergii. Ag. 



Hab. N. E. side of the peninsula of Macao ; Vachell. v ■ 



2 K 



