361 



NYMPHAEACEAE DC. 



A. ßlainenta supra antheram in appendicem producta. 

 2H- ISymphaea spcciosa Mart. et Zuccar. 



N. foliis suborbiculariLus rolundalis basi cordatis, angulo trian- 

 gulär!, lobis acutiusculis , irregiilariter repando - dentatis glabris, sub- 

 tus reticulato-venosis , calyce 8ubhexasepaIo, petala ovato-Ianceolata 

 acutiuscula vix superante, stigmate sub- lö-radiato. 



Rhizoma subglobosum, radices deorsum emittens plures suc- 

 cosas, albas, crassilie pennae cygneae, ramulis vel simplicibus vel 

 iterum pinnalim ramulosis obsitas, denique radicum delapsarum cica- 

 trlcibus notatum. Folia natantia, longe peliolata, suborbicularia, 

 apice rotundata , basi subpeltato-cordata , angulo triangulari lateribus 

 rectilineis, lobis acutiusculis, margine irregulariter repando -dentafa, 

 glabra, adulta superne laete viridia, nitentia, subtus venis a petiolo 

 radiatim oriundis 12 — 18 valde prominentibus, venulis transversis 

 reticulatim inter se junctis indeque maculas plerumque regulariter 

 hexagonas formanlibus ])ercursa, e purpurascenti et viridi varia, ju- 

 niora utrinque irregulariter purpureo-maculata, pedem et quod ex- 

 cedit longa lataque ; petioli interdum 6 pedes longi, teretes, glabri, 

 inferne rosei , superne virides, tenuissime purpureo-slriati. Stipulae 

 nullae. Pcdunculi petiolis conformes sed crassiores , subemersi. 

 Florcs inter congenerum maxinios, diametri 5 — 6 pollicum; sepala 

 plerumque 6, patentia, lanceolata, obtusiuscula, extus viridia, tenui- 

 ter multinorvia et purpurascenti -striata, intus albida, utrinque gla- 

 braj petala plerumque 10, lanceolata, utrinque attenuata, acutius- 

 cula, glabra, utrinque alba vel (exteriora) extus virescentia, sepala 

 aequantia. iS/<i/ni«rt indefinita ;^/«OTert/a (praesertim exteriora) basi 

 subdeltoideo -dilatata, inleriora angusliora, adscendentia , glabra, fla- 

 va, supra antheram io appendicem linearem obtusiusculam, 2 — 3'" 



4Ö 



