290 MONOGRAPHIA POLYGALACEARUM. 



Subsectio III. 



Capsula rnargine membranacea, i. e. alata, elliplica vel siiborbicularis: stigmata 

 hippocampiformia, haud pilosa nec cristala; antherae haïul iii tiibo staiiiinali sps- 

 siles; arillus obsoletus in appenrlicula duo, membranacea prolongatus. 



Species brasilienses, foliis aut lanceolatis aut snblinearibus, tloribus medio- 

 cribus, radice crassa, etsi habita valde dissimiies indolibus internis congruiint. 



Hsec parva subsectio forma stigmatuni, capsula alata, subseetioni P. lupestris 

 similes; in ea autem arillus deest, loco ejus, appendicula duo sunt descendentia, 

 (june in P. l'upeslris liaud sunt evolula. 



Species forte buie subseetioni adscribenda. 



P. Darwiniana. 



P. LANCIFOLIA, Sl-Hil. 



Caulis sublignnsus, erectus, ramosus: folia ovato-lanceolata, submagna, tenuia, 

 atlenuato-aouminata; racemi lerminales sublaxillori vel densiores: sepala exteriora 

 ovata, ciliata; ake late obovatae suborbiculares, eciliatse vel ciliataî; carinae crista 

 timbriata; antlier* fpiain lîlanienta libéra breviores; stigmata hippocampiforniia 

 nec cristata; capsula orbicularis marginibus aliformibus cincta, alis persistentibus 

 longiora. 



St-Hil. Fi. Bras. Merid. II, 42; A.-W. Beuuet in Mart. FI. Bras. tab. XV et 

 XXX A. fig. 42. 



Tab. noslraWn, fig. 16-17. 



P. virgata, Vellos. Flum. Flor. t. (39C?). 



Caulis basi lignosus, teres leviter striatus, dein divaricatim ramosus, saepe 

 dichotomus, ramis iterum raniosis, basi 2 mm. crassus, glaber, 50 cm.-l m. altus. 

 Folia ovato-lanceolata longe acuniinata "/,, '7,. '7. mm- vel etiam minora vel 

 majora, petiolata. Petiolum cca 1,5-2 mm. longus, crassus. Racemi terminales 

 2-7 cm. longi, 7 mm. lali, subdensiflori vel demum subtaxi, rachi levissime pube- 



