dGO PODOSTEMACEARUM MONOGRAPHIA. 



§§. Uniloculares. — Capsula unilocularis , placenta spurie centrali. 



XV. SPrLEROTHYLAX. 



Sph.erothylax Bischoff ap. Krauss, Pflanz. des Cap u. Natal. Landes, 

 in Florœt. II (184/,), p. 426. 



Flos androgynus, achlamydeus, primodum involucratus occul- 

 tatus , postea exsertus, pedicello erecto declinatove. Involucrum 

 {spatha Bisch.) brève, subglobosum, initio clausum, apice tandem 

 irregulariter disrupto-lacerum, apertum et subinfundibidiforme. 

 Androcedm suramo pedicello insertum, unilatérale, hypogynum, 

 erectum et unius e carpidiis cui opponitur dorso incumbens. Sta- 

 mina 2 monadelpba; fdamentum commune planum, médium versus 

 v. supra bifurcum, crure utroque i-antherifero; antherœ late oblon- 

 gœ, dorso affixœ, introrsse et 2-lobae, lobis qnadamtenus inaequa- 

 libus, utroque apice discretis et rima longitudinali debiscentibus. 

 Staminodia 2 linearia, aequalia, filamento lertili saepius breviori ac 

 intermedio apposite collateralia. Ovartom ellipsoideum, oblique 

 sessile, striatum, i-loculare, indefiniteque ovulatum; placenta de 

 specie axilis (libéra), crassissima et ellipsoideo-globosa; ovula ana- 

 tropa, peritropa, apoda, placentae applicita; septum nullum v. 

 indistinctum. Stic/mata 2 terminalia contigua libéra et breviter 

 linearia. Capsdla nutans v. erecta, 8-1 2-costulata, i-locularis et 

 2-valvis, valvis nonnibil ina;qualibus, altéra minore cito decidua, 

 altéra androceo contigua persistente. Semina numerosa '. 



1 Generis illustris conditor id insequenti modo ipse definiri voluit : « Spatha subglo- 

 » bosa, vertice inegulariter rupta. Flos inclusus pedicellatus. Perigonidm nullum. Sta- 

 » mina 3 collateralia, basi connata; 2 lateralia sterilia , intermedium bifidum antberas 2, 

 » loculis ina;qualibus , gerens. Stigmata 2 scssilia tuberculifoimia. Capsula exserta nutans, 

 » costata, bilocularis, 2-valvis et polyspenna , dissepimento crasso placentiformi libero , 

 » valva inferioie sub dehiscentiam decidua. » (Bischoff, 1. c.) 



