MR. W. B. HEMSLEY ON NEW CHINESE PLANTS. 321 



tenue quam spatha paullo breviore substipitata basi abrupte 

 annulato-incrassata apice e fauce usque ad tubae medium decurva. 



Pratt, 841. 



This is the smallest species in the genus at present known, and 

 is easily recognized by its small size and by the middle leaflet 

 being much smaller than the side leaflets. 



Arisaema pictum, N. JE. Brown. 



Tubere depresso-globoso, \\ poll. diam. ; folii solitarii petiolo 

 l|-2 ped. longo viridi vittis brevibus confluentibus purpureis 

 e basi ad apicem pulchre picto, lamina trisecta, segmentis 

 lateralibus sessilibus 5|-9 poll, longis, 2-4 poll, latis oblique 

 ovatis attenuato-acuminatis basi obtusissime rotundatis vel 

 fere subtruncatis, intermedio longe stipitato (stipite 1^-2^ 

 poll, longo) late elliptico 4-7 poll, longo 2^-4 poll, lato 

 acuminato basi subtruncato; scapo petiolo breviore 14-18 

 poll, longo purpureo variegato ; spathae tubo 1|-2| poll, longo 

 cylindrico, lamina ovato-lanceolata longe caudata 4-5 poll, 

 longa purpurea vittata ? ; spadice unisexuali 2-2f poll, longo, 

 spathae tubo raro excedens, appendice stipitata inferne incras- 

 sata truncata superne leviter clavata obtusa. 



Pratt, 61. 



Besides the character of its inflorescence this may be recog- 

 nized from all hitherto described species by the middle leaflet 

 having a long stalk whilst the lateral leaflets are sessile. 



*#> Adiantum Prattii, J. G. Baker. 



Rhizoma graeile, late repens, stipitibus nudis semipedalibus. 

 Frondes deltoideae, tripinnatae, glabra), 5-6 poll, longae et latae ; 

 pinnse infimse maximae, latere inferiore valde producto ; segmenta 

 ultima 2-4 lineas lata, dimidio superiore rotundato sterili inciso, 

 dimidio inferiore cuneato, lateralia brevissime petiolulata. Sori 

 ssepissime solitarii ; indusium glabrum, oblongum, persistens, 

 li-2 lineas longum. 



Pratt, without number. 



Allied to A. monocMamys and A. venustum. 



EXPLANATION OF THE PLATES 



Plate XXIX. 



sinensis 



ovary 



TOSS 



