Alga.-] CHINA. 257 



3. Pt. esculenta. Sw. — Labill. Nov. Holl. 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 orientale. Sw. 



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

 The pinnae are sometimes entire, sometimes deeply incised. 



2. Adiantum amcenum. Wall Hook, et Grev. Ic. Fil. t. 1 03. 



Hab. Macao and adjacent islands ; Vachell ; Millett. 



1. Lindstea 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. Lindsssa variabilis. Fig. 1, A pinna from the upper part of the plant ; fig. 2. A pinnule from 

 a lower pinna : — magnified. 



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



1 . Dicksonia polypodioides. Sw. 



2. D. Jlaccida. 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. . 



I. Azolla pinnata. Br. 



Hab. Lappas Island ; Vachell. 



Ord. XCII. ALGJE. Juss. 



1. Cystoseira Thunbergii. Ag. 



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



2 K 



