198 MONOGRAPMIA POLVGALACEAUIIM. 



I'. pseiidd Sciiega Beitol. Bol. Mise, l-i, 2 I , t. :i, 1'. 2(l!ol. Zcil. Il, 784). 



Tab. noslra XXII. Iig. 32-3S. 



Radix fihrosa, vel fusil'oniiis. Caulis ereeliis, striatus, lierhaceus, fistulosus. 

 simples vel sii|ieiiie radiosus, ramis sliupliciljiis, 'IO--')0 cm. longiis vei eliam 

 brevior. Gaules brèves semper simpiices, eloiigati, raraos paucos edentes. Folia in 

 speciminibus parvis, basiiaria, spathulata '7i = ' "7i. """■' cauliiiaria lanceolalu- 

 linearia, saipius fere omnia iaiiceolato-linearia, anita, herbacea, apice subulata, 

 pellucide punclala. Racemi capitati, luuid latiores quam longi '/,,5 cm. vel eliam 

 minores, pedimculali. Flores (piam in P. Riiegelii minores, hiunl in sicco vires- 

 cenles. Braile;r ina'(|nales. intermedia snliidala pedicellnni superans, duobns 

 bracteolis mullo longior. Pedicclli sepalis decurrentibus alati. Sepalum posterins 

 late ovato-triangulare, acutum, margine brevissime ciliatnm, duo anterioia ian- 

 ceolata, minora, margine ciliala. Alae oblong;e, in;equilaterales, longe apicnlatœ, 

 margine brevissime ciliata\ nervalura ut in I'. Ruegelii. Corolla ul in priecedenle, 

 sed petala snperiora spathulata, niagis regularia. Clrista paucifida (cca 4). Andro- 

 cseum, gynaeceumque ai in l'. Ruegelii. Semina nigra dorso curvata, tubereulata 

 brevia. Appendicula alba, ligularia, membranacea, semine breviora, oblusa. 



Species habitu variabilis, nunc lainiilis et late foliosa, tune magis elongala foliis 

 angustioribus, a P. Ruegelii differt floribus minoribus, racemis magis elongatis, 

 lloribus in sicco haud virentibus, forma seminum aliisque distinela. 



Habitat : Florida: New-.Iersey (Tnckermanu. AsaGray); Sidïolk : Curtiss, Pensyl- 

 vania : D' Friedlay : Insul. Océan. ; Lousiaua : Hartmann. Alabama : Jewet.; New- 

 Orlean, Carolina. 



(Florida to Mississipi. (Iray). 



P. RUEGELII, Shiilllfiwoilh. 



Caulis s;epissime elongatus, ramosus; lloies capitati, deuuim (in sicco) vires- 

 centes; alae in;equilaterales, auguste elliptica', apice cuspidatie, petala superiora 

 carinam «quantia, triangularia elongata, ungue seiisini ad limbum latescente, 

 nervus apice in ramos plures 4-5 bifidos desinens; crista filamentis (,0-8) formata 

 quam carina 4 X brevior; appendicula semiuis angustissima, semen longitudine 

 subaequantia. 



