160 MONOGRAPHIA POLYGALACEARUM. 
sensim attenuata, interdum subpetiolata, patentia, glabra, nec appressa. Peduncu- 
lus racemi subalatus quam ille duplo vel triplo longior, 2-4 em. long. Racemi 
cylindrici, breves, subconici, 1-1,8 cm. longi vel breviores 6,5 mm. lati. Sepala 
obtusa inæqualia. Alæ elliptico-orbiculares, paulo longiores quam latæ, apice sub- 
retusæ, cum mucrone obtuso, brevissimo, carinam involventes. Petala superiora 
obtuse rhomboiïdalia subobtusa apice attenuata per ‘/, cum tubo staminali connata. 
Crista 4 fida, lobis duobus, dorsalibus, profunde emarginatis, et duobus minoribus 
obtusis. Semina oblonga apice cornuta, pilis brevibus breviter sericea; appendi- 
cula spathulata elongata, basi longe attenuata, apice subrotundata, quam semen 
‘], breviora, lateralia. Stamina, pistillum ut in aliis. 
Habitat in Paraguaya ubi legit Weddell sub nom. P. hygrophila 3304. 
P. RADLKOFERI, n. sp. 
Radix tenuissima. Caulis unicus tenuissimus simplex vel subsimplex ; folia alterna 
linearia, herbacea, utrinque acuta, basi numerosa, interdum subimbricata ; race- 
mus conicus, dein cylindrico-conicus, densiflorus; flores minimi; sepala exteriora 
late triangularia, acuta, glandulose maculata ; alæ quam corolla longiores, obovato- 
ellipticæ, maculis linearibus fuscis præditæ, obtusæ, nec unguiculatæ; petala supe- 
riora ovata, lata, subobtusa, maculata ; carinæ crista brevis 4 fida ; antheræ subses- 
siles; stigma superius cristato-appendiculatum ; capsula orbicularis, minima; alis 
brevior; semina dorso curvata, appendicibus 2 semine brevioribus munita. 
Tab. nostra. XXI, fig. 40. 
Altitudo plantæ eca 15 em. Caulis striatus, tenuissimus, erectus. glaber. Folia 
cca 5 mm. longa linearia, acuta, crassiuscula, minute pellucide punctata, nume- 
rosa, Ssuperne angustiora, glabra. Racemi terminales, haud vel vix comosi 
5-15 mm. longi, 4 mm. lati. Bracteæ triangulares apiculatæ. Flores minimi, sub- 
sessiles. Sepala exteriora margine anguste membranacea, sessilia superius late 
triangulare, inferiora duo paulo minora magis acuta, glabra, glandulose maculata. 
Alæ ellipticæ, vel obovatæ, basi haud attenuatæ, vel attenuatæ, glabræ, nervis 
liberis, lineis glandulosis subfuscis notatæ, corollam ‘/, longiores. Petala superiora 
late lanceolato-elliptica, obtusa, vel subobovata, carinam cristatam æquantia vel 
subæquantia, per ‘/, um tubo staminali connata. Crista quadrifida, lobis interiori- 
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