Peltandra. 



73 



Spathae flavo-virentis vel albentis tubus convolutus, fauce leviter constrictus lamina 

 concava lanceolata ia fructu decidua. Spadicis cylindroidei inflorescentia feminea mas- 

 culae 2 / 3 vel 1 4 aequans, inflorescentia mascula cum feminea arcte contigua inferne 

 interdum sterilis, pars suprema brevis nuda. 



1. P. sagittifolia (Michx.) Morong in Mem. Torr. Bot. Club V. (1894 102; Britton 

 et Brown, Illustr. Fl. North. Un. St. I. (1896) 362 c. fig. — Calla sagiitaefolia Michx. 

 Fl. bor. am. II. (1803) 187. — Xanthosoma sagiitaefolia Chapm. Fl. South. Stat. 



Fig. 33. Peltandra sagittifolia (Michx.) Morong. A Habitus. B Folium. C Inflorescentia. 

 D Spadix. E Flos femineus cum urceolo staminodiali. F Idem longitudinaliter sectus. — 



Icon. origin. 



(1860) 441, non Schott. — Peltandra alba Baf. New Fl. N. Am. I. (1836) 88. — 

 P. virginica Schott, Gen. Ar. (1858) t. 41, f. 16 — 25, Prodr. (1860) 158 nee Synops.; 

 Engl, in DC. Mon. Phan. II. (1879) 330. — Lecontia virginica W. Cooper ex Torr. 

 Comp. (1826) 358. — Peltandra undulata Schott, Melet. I. (1832) 19, Syn. (1856) 

 50 nee Gen. Ar. nee Prodr. — Foliorum petioli circ. 3 dm longi, ad medium vel ad 

 infimam tertiam partem usque vaginati, lamina sagittata, cuspidata, 1 — 1,5 dm longa, 

 ad lobi antici basin 5 — 6 cm lata, lobis posticis antici circiter i/s — 2 /s aequantibus, 

 sinu triangulari sejunetis, obtusiusculis, nervo collectivo intimo margini approximato. 

 Pedunculus 3 — 3,5 dm longus. Spathae tubus 2,5 — 3 cm longus, 1 cm amplus, sub- 



