POLYGAL.E AMEKICAX.4J. 'lO'S 



characteristically southern in their distribution ; one or two are 

 found as far north as Guiana, or even extend into the northern 

 continent. 



29. P. AusTKALis, nob. n. sp. Caules a basi ramosi, debiles, pro- 

 cumbentes, cylindrici, subglabri, 1-2 poll, longi. Folia sat con- 

 ferta, alterna, parva, 3-5 lin. longa, l-li lin. lata, ovata, elliptica 

 vel obovata, acuta, tenuia. Eacemi sessiles, terminales, densiHori, 

 pyramidales ; bractese minutse, lineares. Flores 1-lin. longi, rosei. 

 Sepala exteriora insequalia, superius majus ; alse obovatse, corollam /^' 

 multo excedentes. Carina parva, cristata. Capsula 1-lin. longa, 

 ovata, emarginata. Semina curvata, multoties longa quam lata, 

 hirsuta ; ariUodii appendices semine dimidio breviores. 



Urugua}^ Tweedie, Lorentz, 1062 ; Monte Yideo, Gibert, 381. 

 Near to P. pulchella, St. Hil. ; but differing in its broader leaves, 

 more prostrate habit, and larger wing- sepals. Perhaps only a 

 small form of P. linouJes, Poir., a species widely distributed through 

 temperate South America. 



30. P. Daewiniana, nob. n. s]). Caulis infra lignosissimus, 

 valde ramosus, 2-6 j)oll. longus ; rami subglabri. Folia 3-lin. 

 longa, angustissime elliptico-obovata, margine levissime glandulosa. \^ 

 Eacemi terminales, valde pauciflori ; bractese ovatse, i-lin. longee, 

 pedicellis glabris dimidio breviores. Flores magni, 3-lin. longi, 

 folia pequantes. Sepala exteriora i^arva, ovata, obtusa, superius 

 multo majus ; alas obovato-cuneatse, retusae, sepala exteriora triplo 

 superantes. Carina crista pulchre fimbriata ornata, quam carinam 

 majore ; petala lateralia fere usque ad basim discreta, linearia, 

 porrecta. Ovarium parvum, glabrum, obovatum ; stylus brevis ; 

 stigma cristatum, anatis rostrum simulans. Capsula ignota. 



Patagonia ; Cape Fairweather, Capt. King ; Port Desire, 

 Darwin. 



31. P. Spruceana, nob. n. sp. Caulis subsimplex, erectus, vixiX 

 bipollicaris, tenuis, gracilis. Folia sat numerosa, linearia, 

 ^-f poll longa. Eacemi terminales vel rarius axillares, parvi, sat 

 densiflori ; bracteae hneares, XDOst anthesim persistentes, pedicellis 

 gracilibus duplo longiores. Flores minimi, vix 1 lin. longi, albi. 

 Sepala exteriora ovato-lanceolata ; alae obovatae, corolla longiores. 

 Corolla parum nota ; carina cristata. Ovarium minimum, subro- 

 tundum, alls persistentibus dimidio breviores. Semina nigra, 

 glabra, nitida, obsolete foveata ; arillodium haud galeatum, breviter 

 bi-appendiculatum. 



Venezuela. Proj^e MayxDures, ad flumen Orenoco, Spruce, 3734. 

 A very small annual plant, scarcely two inches high. I only know 

 it under this number of Spruce's ; but it occurs in nearly all the 

 collections, and seems constant and distinct. 



32. P. Salviniana, nob. n. sp. Caulis 2-3 poll, altus, subsimplex. 

 Folia J poll, longa, linearia, sub^Dubescentia, acuminata, sat con- U^ 

 ferta. Eacemi |-f poll, longi, sessiles, vel etiam in foliis supernis 

 conditi, densiflori. Flores parvi, 1-lin. longi, breviter pedicellati ; 

 bractese decidual. Sepala exteriora ovata, inasqualia, glabra ; aim 

 sepala exteriora corollamque triplo excedentes, ellipticas, unguicu- 

 latffi. Carinae crista parva. Capsula suborbicularis, subinteger. 



