236 MONOGRAPHIA POLYGALACEARUM. 
Radix fibrosa. Caulis erectus, teres, durus, apice tantum corymbose ramosus, 
ad 30 cm. altus, basi nudus, in ramis foliosus. Rami simplices vel iterum ramosi. 
Folia linearia, erecta subadpressa 5-7 mm. longa, 0,5-1 mm. lata, glabra. Racemi 
terminales spiciformes, densiflori, cca. 2 cm. longi, 3-5 mm. lati. Flores subses- 
siles, parvi 1,5-2 mm. longi, Rachis post defluvium florum leviter aspera haud 
tenuis sed subcrassa (0,5 mm.) sæpe elongata (3-7 cm.). Sepala exteriora glabra. 
Alæ obovatæ, trinerviæ, quam corolla paulo longiores, nervis simplicibus. Petala 
superiora lanceolato-obovata vel lanceolata, apice subretusa, subserrulata, quam 
Carina cristata paulo breviora. Carinæ crista e filamentis cca 6 linearibus et 
duobus membranaceis carinæ affixis formata. Carina galeata subito et rectangula- 
riter in unguiculum desinens, eoque paulo longior. Antheræ in tubo staminali 
subsessiles. Ovarium glabrum ovatum. Stylus adscendens brevis. Stigma superius 
rectangulariter retusum appendiculum apice cristatum in vagina ferens, inferius 
minus, subclavatum. Capsula alis brevior, ovata, vel triangularis, obtusa, vix vel 
haud emarginata. Semina ovato-conica nec elliptica nec ecylindrica pilis brevibus 
subhirsuta, appendicula duo linearia brevissima ferentia. 
Var. brachiata, forma validior tantum præcedentis (P. brachiata, Rehb.), v. in 
Hb. Bruxell. 
Var. gracillima (P. gracillima Spruce in Bennet, |. c.). 
Radix fibrosa. Caulis simplex erectus ad 25 cm. longus. Folia erecta, adpressa, 
linearia, numerosa ; racemus terminalis cea. 30 mm. longus, 3 mm. latus, rachi 
haud tenni. 
Habitat in pratis udis Brasiliæ provinciarum, Minarum, Babhiensis, Para, Alto 
Amazonas nec non in Essequebo, Guianaque britanica : Cayenne Leprieur Hb. 
Deless. 203. Var. brachiata : Schomburgk, 81. Var. gracillima : Spruce 2094 secus 
Rio Negro, Brasiliæ borealis, inter Barcellos et San Gabriel (Hb. Deless.). Kappler 
Pt. Surinam 1422 in loc. humidis distr. Para. — April. 
P. COŒLOSIOIDES, Mart. 
Caulis erectus, teres, superne ramosus ; rami graciles, corymbosi; folia nume- 
rosa, linearia, subdecidua ; racemi conici, demum elongati; bracteæ persistentes ; 
alæ anguste ellipticæ, subspathulatæ ; petala superiora, rhomboiïdalia, apice emar- 
Léé à 
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