242 



Urban : 



superantibus 7 — 11 mm longis albidis; capsulis oblongis; seminibus 

 crebris ovatis acutiusculis. 



0. crassipes Urb. in Hildebrand's Lebensverhältnisse der Oxalisarten 

 {Jena 1884) p. 28 in obs. 



Rhizoma deorsum versus radices 1 v. plures palares elongatas ramosas emittens, 

 circumcirca v. ad apicem tantum caules dense v. laxe aggregatos breves supra terram 

 non v. partim productos vaginis foliorum vetustorum carnoso -incrassatis apice brunneis 

 obsitos usque 2,5 cm. crassos, nunc tenuiores 1 — 4 mm. crassos stipitiformes v. flagelli- 

 formes squamis remotis vestitos radiculas fibrosas emittentes apice tantum incrassatos et 

 foliorum copia ornatos gerens. Foliorum petioli teretes, parcissime et minute pilosuli; 

 foliola angulo apicali acuto usque ad tertiam v. dimidiam folioli partem intrante, majora 

 2 — 2,5 cm. longa, 2,5 — 3 cm. lata, paüllo latiora quam longiora, tenuia, supra adpresse 

 parce et brevissime pilosa, ad angulum macula angusla purpurea bicrure notata, subtus 

 crebrius pilosula v. subglabra , punctis ferrugineis ad marginem sensim crebrioribus , ad 

 nervum medium deficientibus notata. Pedunculus 15 — 35 cm. longus, 1,5 — 2 mm. 

 crassus teres, pilis parcis brevissimis adpressis v. curvato-erectis albidis obsitus v. sub- 

 glaber; prophylla lineari-subulata 4 — 1 mm. longa, ad apicem versus aurantiaco-incrassata ; 

 pedicelli ipsi 1 — 3 cm. longi, vix 0,5 mm. crassi. Sepala exteriora lanceolata, interiora 

 elliptico-oblonga -et membranaceo-marginata, omnia dorso breviter et parce pilosa et apice 

 pubescentia, sub apice punctis 2 aurantiacis notata. Petala dorso quoad in aestivatione 

 non obtecta minutissime pilosula, in parte V 4 inferiore inter sese coalita, basi ima ob- 

 triangulari iterum libera, suboblique obovato - oblonga. (Flores brachy- et mesostyli.) 

 Filamenta filiformia edentata, longiora 4,5 — 5,5 mm. longa, supra tubum dorso in- 

 crassata, supra medium brevissime pilosa, intermedia parte V3, brevia parte V2 breviora 

 glabra, in parte 2 / 5 aut V 2 aut % inferiore in tubum connata; antherae subquadrato- 

 rotundatae, apice leviter emarginatae, dorso in 2 /ö alt affixae; pollinis granula normalia 

 ovalia. ■ Ovarium ovato -oblongum multiovulatum glabrum, ad apicem tenuiter pilo- 

 sum; styli pilis erectis brevissimis obsiti; Stigmata viridia. Capsula 8 — 9 mm. 

 longa, 2,7 mm. crassa subangulata. Semina 25 — 30 ferrugineo-albescentia, 1 mm. 

 longa, 0,7 mm. crassa, reticulato - gibberosa, areolis in medio transversim y. punctiformi- 

 impressis. 



Culta in horto bot. Berol., verisim. in America australi indigena. 



Obs. 0. Bonariensis Hort, differt caule supraterraneo brevi cylindraceo, foliis 

 utrinque pubescentibus , punctis ferrugineis subtus in tota pagina creberrimis , ad mar- 

 ginem majoribus, sepalis er. 4 mm., petalis 15 mm. longis calycem 4-plo superantibus 

 pallide roseis, filamentis longioribus dorso supra tubum incrassatis et appendiculatis, 

 seminibus ovato-globosis. 



0. articulata Sav. (0. ßoribunda Lehm.) recedit tuberibus arete cohaerentibus, 

 apice in caules cylindraeeos carnosos supraterraneos vaginarum residuis obtectos ex- 

 crescentibus , radiis pseudo - umbellae basi ima tantum cymose divisis, caeterum-simpli- 

 eibus , pedicellis brevioribus duplo crassioribus breviter villosis , calyce et petalis (quoad 

 in aestivatione extrinsecus sitis) breviter villosis, calyce dimidio longiore, petalis intus 

 lilacinis nigro-venosis, stylis violaceis albido-pubescentibus. 



0. Martiana Zucc. quae cum 0. crassipede foliorum forma et inflorescentia bene 

 convenit, omnino differt partibus subterraneis (bulbillis 'numerosis ovatis ad basin bulbi 

 Primarii aggregatis) etc. etc. 



