60 



Linnaeus fit* K c. nimis breriter hasc speciein (in 

 jyUs. de pi, Surin* a patre indicalam) descripsif: „S<a(iira 

 S. sagittaefoUae* Folia basi vaginantia, subulafa extas con- 

 rexa^ margine acnta, scnsim attennata in cuspidem compres- 

 snm absqne folio nllo dilatalo. Flores S. sagittaefoliae. Sta- 

 mina malfa. Frnctas iu globum ex seminibus acutis deusis- 

 simum." Etsi haec satis meis speciminibus respondeant, fa- 

 tendam tamen, scapis statnram esse motto graciliorem ac iis 

 S. sasitlaefoliae, — Folium */a metro loagins baai yaginans, 

 vix 1 cent, latum, versus apiccm 5 mill., ibiqne rigidcsceus. 

 Scapi graciles folia fere aquaotes, erecti, laeves, InJlO' 

 rescentia 20 — 23 ccutim. longa pauiculata, peduncnlis ter- 

 ms gracilibus, nniOoris, in qiiibnsdam infimi iterum tcrnafo^ 

 ramosi. PeduncuU 3 — 4 centim. longi, filiformcs erecto- 

 patentes. Bracteae patentes oblongo-lancoolatae obtasiascu- 

 lacj nervosae, margine membranaceae , l^/a — 1 centim. lon- 

 gae, concavo-naviculares connalaeque. FJemmque 6 llorum 

 verticiUi^ inferioros longing peduuculati femiueij snperiores 

 breviores masculi. Sepala femineornm lato - triangularia, 

 acutiascnla , 1 centimetre pauUo breviora, ncrvoso- striata. 

 Gi/naeceuvi globosum fiisco- nigricans, Pistilla creberrima 

 supra receptaculum densissime cougesta, dimidiato - obovata, 

 st^lo siibalato leWter curvulo, Jateribns compressa, glabra. 

 Flores mares graciliua pedtmcniati ipsiqae graciliores. Sta-' 



L 



mitm fere ZO^filamenta complanata. Antherae lineares. 



Fontederaceae, 

 4. Pontederia eriantka, Petiolis elongatis, foliis ovato- 

 snhcordatis nndulatis nervosis, glaberrimis, secnndnm uer- 

 Tum medium antice in formam deltoideo-falcatam complica- 

 tis, pedunciilis infra bracteam glabris, supra cam racemis- 

 que densis oblougis pilosis. 



Crescit Sorinami, ad ripas flnminis Commewyne (Focko). 



