REVUE BRYOLOGIQUE -35 
insertum ad medium bifidum sinu obtuso lobis triangulatis 
porreclis acuminatis paucidentatis, dentibus brevibus vel ad 
angulum reductis. Androecia ignota. 
MASTIGOBRYUM CORNUTISTIPULUM St. n. Sp. 
Planta sterilis mediocris valida olivacea terricola dense depresso- 
caespitosa. Caulis ad 3 cm. longus multiramosus, ramis brevibus 
* late divergentibus, flagellis numerosis brevibus capillaceis. Æolia 
caulina imbricata, subrecte patula leniter decurva, anguste 
ligulata, parum falcata, 1,6 m. m. longa, basi 0,75 m. m. apice 
0,35 m. m. lata ibidem truncata tridentata sinubus excisis dentibus 
late triangulatis acutis porrectis integerrimis. Cellulae foliorum 
superæ 18 y parietibus aequaliter incrassatis, basales 27 X 54 p 
trigonis magnis aculis. Amphigastria caulina maxima caule triplo 
latiore transverse inserta imbricata tenera quadrato-rotundata 
utrinque. grosse trilobata, lobis brevibus acutis cornute incurvis, 
apice truncata. Reliqua desunt. 
Proxima . lobulistipulo St. assamico. 
PLAGIOCHILA TONKINENSIS St. n. Sp. 
Dioica mediocris flaccida laxe caespitans. Caulis ad 5 em, lon- 
gus parum ramosus, ramis longis simplicibus. Folia caulina con- 
tigua oblique patula, angulo 45°, postice brevissime inserta, antice 
parum decurrentia, subplana, ligulata triplo longiora quam lata, 
apice late emarginata bispinosa, spinis e lata basi abrupte atte- 
nuatis longe setaceis, margine postico similiter spinoso, spinis 
3-4, brevibus tenuibus oblique patulis, margine antico nudo 
vel sub apice 1-2 spinosa Cellulae superae 27 px, basales 
27 X 45 p, trigonis nullis. Perianthia (sterilia) compressa obcu- 
neata ore late aperto grosse longeque lacinulato, laciniis anguste 
lanceolatis simplicibus longe attenuatis. Æolia floralia intima 
caulinis simillima parum majora, spinis posticis magis numerosis « 
_usque ad basin folii insertis. 
Proxima PL, lineari St. australiensi. 
Notes on the Harpidia 
By W. InGuam, B. A. York 
In response to M. Renauld's wish in this Revue n. 1 de 1907, 
L have pleasure in adding the results of my experience in the field 
with these plants, dealt with in so able and interesting à manner 
by the above bryologist. a. 
