Peyssonnelia. 



S QUA MARIE*. 



501 



ct ab Agardliio sterilia descripta, primus rile iilustravit. Ipsc in 

 tribus speciebus utninxjuc fructiim observa\i. 



ouod circumscriptionetn generis allinef, partini bodio disson- 

 liunt. Decaisne primum (PI. dc 1,'Ar. p. 1G8) Padinam roseam Lamuur. 

 line retulit; dein (Class, p. 114) hanc bone ad Melobesias rcvocavil. 

 Novas species descri])sc'runl Crotian, Montague el Kiit/inj;. 



I. Frondibus tula inferiors pagthft dn-fissinic udiiulis ; cyslo- 

 / "" 1 nblongo. sini>/irt. t/cininh//ts 2 6 



', 



\. P. HARVEYANA < 

 cellulis radi 

 nialum artic 

 vatis, cystoi 





 x 



'*" 



* 



*,- 



'> ^/ t , 

 Peyssonnelia 



Halt, in saj 

 Brest (Crouan!) 



Frous pollic 

 perlicie arclissir 

 articulis consla 

 observatis reel; 



* 



'<- 



'. 



versus in fil;i 



xa?^ 



... 



" 



simplicia, arlic 



sporas obovat 



breviores. Cystocarpia gcmmidiis mine o v C i 



stituta, oblonga, pedieello brevi liyalino aflixa. Gemrnidia intra membranam 



by-ilinam laxius ambicntcm articuli singula; in (ilo transmulato, (mo con- 



stituitur cyslocarpium, plura et unum supra alterum seriata, mine 34 



prasentibus latcraliler alterne plus minus promiiientia; malura lieel intra 



membranam cohibita, rotundala. 



Peyssonneliam Dubyi Har\. (nee Crouan) ad bane spcciern refcrunt 

 Cel:i Crouan. Milii planta llarveyi cum primaria Crouanii idenlica \i- 

 detur. Nee spccimina omnia a Crouan sub nomine dato missa aJ eandem 

 plantain pcrtinere puto. Proprio itaque Marie el paulatim mulalo nomine 

 characteres speciei exbibui. 



2. P. DUBYI (Crouan in. Ann. Sc. Nat. !8i 4 p. 3G8) Ironde cru- 

 stacea arctissime adnata, cellulis raclianlibus superliciei pone 





