ECHINODORUS . ALISMACEÆ (AUCT. M. MICHELI). 51 
dor (Fraser in herb. Candoll.). Var. 5, Panama, in aquis tranquillis 
(Dueh. fid. Griseb. l. c.); in Guyana, Savanna (Appun n. 1296 in 
herb. Kew): in insula Cayenne (L. C. Richard in herb. Francav.). 
6. E. paniculatus; petiolo alato, foliis lanceolatis, coriaceis : 
scapo erecto, irregulariter trigono, paniculato; bracteis liberis, pedi- 
cellos superantibus; floribus majusculis, post anthesin divaricato- 
reflexis; staminibus 20-24; carpellis multi-glandulosis. 
Planta videtur elata; petioli basi vaginantes, crassi, intus lacunosi 
et transverse septati, limbo decurrente fere per totam longitudinem 
alati, 70 eent. longi et ultra; limbi acuti, 20-30 cent. longi, 3-5 cent. 
lati, nervis 5 - 7 subtus prominentibus, secundariis approximatis, venis 
copiose et irregulariter anastomosantibus. Scapus erectus (folia supe- 
rans?) obscure trigonus, striatus, in paniculam amplam, copiose : 
ramosam terminatus; verticilli remoti, multiflori. Bracteæ a basi liberze, 
lanceolatæ, in acumen elongatum sensim desinentes, multicostatæ, 
pedieellos superantes, 12-18 mill. longæ. Flores majusculi, pedicellis 
6-8 mill. longis, post anthesin divaricatis vel etiam leviter reflexis. 
Sepala late ovata, coriacea, concava, margine scariosa, 7-8 mill. longa ; 
petala triplo quadruplove longiora. Stamina 20-24, circa 5 mill. longa ; 
filamenta subcylindrica, superne subulata, antheras elongatas superan- 
tia. Ovaria angusta, in stylum sensim desinentia. Carpella (immatura) 
multicostata, costis filiformibus, inter costas multiglandulosa, stylo 
basi incrassato rostrata. 
In America meridionali calidiori, Ecuador (Fraser in herb. Can- 
doll), Guyaquil (Pavon in herb. Boiss. et Brit. Mus., specimina 
juniora ac incompleta), prope Apure (Grosourdy in herb. Mus. Paris.); 
in Guyana (Schomburgk n. 220 in herb. Kew); in Brasiliæ prov. 
Piauhy (Gardner n. 2741 in herb. Kew, Burchell n. 4158), Espiritu 
Santo, Minas Geraes (St-Hilaire Cat. B? n. 379 et B! n. 1538 in herb. 
Mus. Par.), Salinas (Weddel n. 2145, ibid.); in Paraguay, in paludi- 
bus ad RioParaguay prope Assomption (Balansa n. 572 in herb. Can- 
doll., specimina fructifera, glandulis lateralibus vix conspicuis). 
2. Folia punctis lineisve pellucidis ornata. 
TM ellipticus; foliis amplis, membranaceis, lineis pellucidis 
longis, raris, s:epe fere inconspicuis; floribus post anthesin reflexis ; 
bracteis basi coalitis, longe acuminatis, verticillos superantibus; sta- 
MISSOURI 
