25 



MIMOSA sensitiva. 

 The sensitive plant. 



rOLYGAMIA MOXCECIA. 



MIMOSA. Hermapii. Cat. 5-dentatus. Cor. 0, s. 5-dentata. 

 Stam. 8. Pist. 1. Lomentum in articulos monospennos secedens. 

 Masc. Cat. 5-dentatus. " 

 4. 1028. 



Cor. 0, s. 5-dentata. Statu. 8. II Hid. sp. pi. 



Arbores v. frutices suffruticesve, inennes aut ad basin petiolorum 

 passlmve acuteati; folia abruptc pinnata ; flores capitali v. spicati, axil- 

 tares terminalesve, regulares, quidam abortu mascu/i v.ftrminei. Stam. 



distinct a. Folia omnium vespert contractu mane expanduntnr, qutthmL 



dam sensibilia ninth ad factum comprimuntur fy nut ant. Jussieu. gen. 



46. 





M. sensitiva, caule petiolisque aculeatis, foliis conjugato-pinnatjs, folio- 

 lis subdimidiato-ovatis acutis subtus pilosis, intiinis minimis, liil/d. 

 sp.pl. 4. 1030. 



Mimosa sensitiva. Lin. sp. pi. 2. 1501. Mill. did. ed. 8. ;/. 7. 

 Trew. ehret. 54. t. 95. llort. Kew. 3. 439. ed. 2. 5. 455. 



iEschynomene spinosa prima s. brasiliana latifblia, siliquis radiutis. Breyn. 



cent. 1. 31. t. \0. 



Caulis lignosus, debilis, gracilis, striatus, axillaritcr ramosus, villosus, 

 acideis recurvis conspersus. Folia alterna, distantia, conjugato-pinnata pin- 

 nis bijugis : foliola inceqidlatera, oblonga latere inthno rectiore, subtus ap- 

 presso-villosa 9 venosa, interim utriusque parts conforme sed maxime diminu- 

 tum ; petioli communes surrecti pubescent es semiteretcs a supino slriati, 

 basi articulati stipuld parvd acuminata ad utr unique latus : partiales triplo 

 breviores, stipuld subiuatd porrcctd untied in articulo baseos alter aque poshed 

 ponefurcam. Capitula purpureo-albicantia, pedunculata, in axillis foliorum 

 superiorum scepiiis gemma, petiolo breviora ; suprema panicidato-producta. 

 Cah exiguuSy quadrangidatus, 4t-jidus $ in jiedicello brevissimo : quos coram 

 habiumus omnes hcrmaphroditi. Cor. 0. Stam. 4, longe exserta. Stylus 

 lateralis. 



The appellation of " the sensitive plant" having long 

 since been very generally transferred in our gardens from 

 the present species to the Mimosa pudica or " humble 

 plant," a small annual that occurs in almost every collec- 

 tion, where tender annuals are cultivated; this article m;iy 

 serve to recall to our readers the original owner of that 

 name ; a plant rarely seen in this country. 



The extraordinary effect of the perceptibility of the pre- 

 sent and other MmosJB, has given rise to much speculation 

 among physiologists, which however appears to have af- 



