76 PLiiNCHOK. 
nula Isevia , 3-4-natim cohaerentia. Dehiscentia antherarum mihi 
obscura. 67. Bonplandius ^ in descriptione A pal. (Elodeœ) gra- 
natensis , sty 1 urn in collo Ion go calycis liber um adesse asserit ; 
sed character illud , cum oculatissimum Richardum fugerit , in 
vivo rursus inquirendum est. Ipse nihil vidi ad confirmationem 
observationis istae tendens. 
1. J paL guy anens is (Phnch.); fohis 3-9-ms lanceolato-Hneari- 
bus (vel anguste linearibus) a basi ad apicem sensim angusta- 
tis acutis baud recurvis , spatha sessili cyHndracea « ovarium 
in ipsa sessile » superante ; stigmatibus (ssepius) bifidis : cruri- 
bus apice dilatatis. 
Hab, in Guyana, Rich. Demerara, Parker, in Herb. Hook. 
Elodea guyanensis, Rich, in Mém. Inst. 1811. 11. h- t. 1. 
2. Apal. granatensis (Planch.); foliis 7-15-nis, anguste Hneari- 
bus acutissimis , spatha sessili ovarium in ipsa sessile subse- 
quante. 
Hab. in aquis Novae Granatae, prope Guaduas inter Honda et 
Gune. Humboldt et Bonpland. 
Elodea granatensis , Hnmb. et RonpL PL ^Equin. 11. 150. 
t. 128. 
3. Jpal. Schweinitzii (Planch.); foliis sœpius 3-nis (in parte 
infima ramorum oppositis) lanceolate -linearibus (vel subova- 
libus) acutis subtilissime serrulatis , spatha sessili cylindrica 
acute bifida florem demum longe pedicellatum exserente. 
Hab. in Americse septentrionalis provinciis confederatis (Uni- 
ted States) , loco proprio non indicato, Schweinitz in Herb. Hook. 
Serpicula occidentalis , Pursh? F I. N, À mer. 1. 33 (ob flores 
hermaphrodites triandros , sed diagnosis nuança imprimis 
quoad floris situm non sufficit). 
