MONOGUAI'HIA POLVGAI.ACliAUllM. 187 



siiUi. A|i|)eiu1iciihi iiuMiilii;iiiai'.('a ;ilba pt'ipeiulicularKei' dosceiideiilia, somiiia 

 liiiiglliiiliiiL' ii'qiiaiitia. 



S|i('cics foliis viTticillalis, liahilii. alis a|iiculalis et stMiiinihus valde distiiicta. 



llabilat in Aiiii'i'ica liorcali oririil. : Loiiisiaiia, Plorida, l'eiisylvaiiia, Massaclius- 

 si'ts, Alabaiiia, (^aroliiia, KiMiliicky, Cii'oi'gia. (Margiii ofswainps, Maine to Virginia 

 and soutliwaid near llie coasl and along the grand Laices. Gray). 



Exsici'at : Th. Kiimclin l't. Wiscons. oxs. n" 53. 



P. nr.EVIFOLIÂ, Null. 



Caiilis ti'nnis. l'n'cttis, sinipltix vel raniosiis; l'olia liiiearia, 4 verticillata. pellii- 

 cidc |Hinclata: raconii sulidensillori, capilali; iiractea' lirevissima^ i)ersiiilente;> ; 

 llores pedii'oliati : sepala L'Iliplica, snijaiiila. niargine glabra; aise triangulares 

 sessik's, vel ovalo-acnla', nec nispidala' ni'c apice snbulata?, quam corolia cristata 

 panld bri'vinra : antiicra' subsessiles; ovariura orbiculaie; slylus duplo longior; 

 stigniata ut in P. cruciata ; capsula suboriiicularis, glabra ; semina ovato-subgio- 

 liosa, subglabra; ap|)i!ndicula iigularla (juaui semen '/i breviora. 



Nullail. (len. -2. 89, DC. l'rodi'. I, 328. Torr. Comp. 260; Sprengul Sysl. 

 3, 169: B(jck. Uni. 44; Ciiapni. 84; Gray. Man. 122, non Harvey Fi. Cap. 



P. cruciata, Torr et Gray FI. 1 , 127, in part, non Linn. 



Tab. nostm XXI[. fig. 10-12. 



Canlis 10-20 cm. lungus, slriatus. leviter alatii;;. tenuis, glaber. Folia linraria 

 4-20 nnn. lunga, 1-2 niin. iata. sidji)l)tiisa vid brevissinie mucronata, quani 

 inlernodia l>reviora, saqic duplo vtd triplo breviora, vel etiam l'a subœquanlia. 

 Raccini capitati 10- 20 mm. longi, (i-8 nnn. lati, subdensiflori, sspe longe pedun- 

 culati, rarius inter folia snprenia sessiles. Hractea; ovato-lriangulaies acutissiniœ, 

 quam bracteola' multoties longiores, quani pedicelli fere duplu breviores (bracteolse 

 uiultotics breviores, scariosa'). Pedic(dli versus apicem sensini latescentes, glabri. 

 Sepala exl(Miiira glabra, viridia, margine breviter membranacea, lato ovata, sub- 

 acuta. Abe duplo longiores ipiain Iata', ovalo-triangulares, 3-3,5 mm. longœ, acutœ, 

 glabre, nervis |>arallelis sinqdicibus vel bilidis notal;e, in vilta uu'diana glandu- 

 lose punctala-, ((uam corolia paulo longiores. Petala superiora lanceolato-linearia. 



