Alfred Cogniaux: Deux Cucurbitacées nouvelles des iles Samoa. 257 ` 
long white hairs; sheaths densely pilose with long spreading white hairs; 
spikelets sessile, 3 to 8 together in the capitate clusters, ovoid or ovoid- 
oblong, 6 to 12 mm long, 4 to 6 mm in diameter; scales obovate or obl- 
ong, 3-nerved, densely hispid and ciliate with long white hairs, tipped 
with a long slender ciliate awn, much longer than the body; sepals 3; 
blades deltoid-ovate, truncate at base, tapering into a blunt tip, thick, 
reddish, opaque; perianth-bristles reaching to the middle of the achene, 
smooth, unbarbed; achenes oblong, sharply triquetrous, with concave sides, 
rather more than 1 mm long, tipped with the style, which is about one- 
half as long as the achene, white at maturity. — Swamps, eastern Texas. 
Summer and autumn. 
The only specimens seen are those of the type, collected at Swan, 
Smith County, Texas, by J. Reverchon 2911, June 10, 1902 (M). and 
those collected at Palestine, Texas, by H. Eggert, June 10, 1899 (M). 
LXXII. Deux Cucurbitacées nouvelles des iles Samoa, 
par Alfred Cogniaux. 
(Originaldiagnosen.) 
1. Melothria Rechingeri Cogn., nov. spec. (sect. Eumelothria). 
Monoica; foliis integris, late deltoideis, acutis vel breviter acuminatis, 
basi truncatis vel latissime vix emarginatis, utrinque glabris, supra sca- 
briuseulis, subtus laevissimis, angulis basilaribus acutis; floribus masculis 
fasciculatis, pedunculis petiolo circiter aequilongis; calycis tubo anguste 
campanulato-subeylindrico, basi subtruncato, dentibus minutissimis; fructu 
oblongo-fusiformi, tereti, basi longe attenuato, apice longiuscule rostrato ; 
seminibus immarginatis. 
Rami subfiliformes, elongati, sulcati, glaberrimi. Petiolus filiformis, 
glaber, 1—1,5 cm longus. Folia tenuiter membranacea, margine leviter 
undulata et subtiliter remoteque spinuloso-denticulata, utrinque laete vi- 
ridia, 3—6 em longa lataque. Cirrhi simplices, capillares, glabri. Pedun- 
culi masculi eapillares, glabri, 8—15 mm longi. Calyx glaber, 3,5—4 mm 
longus, apice 1,5 mm latus. Corolla albido-flava, tenuiter papillosa, seg- 
mentis patulis, triangularibus, acutiusculis, 7-nervulosis, 4—4,5 mm longis, 
basi 1,5 mm latis, Staminum filamenta ad medium tubi calycis inserta, 
?]J, mm longa; antherae late oblongae, 1!/, mm longae. — Pedunculus 
femineus capillaris, 10—12 mm longus. Fructus maturus mollis, ruber, 
18—20 mm longus. Semina canescenti-cinerea. ovata, in utroque facie 
leviter concava, 3,5 mm longa, 2,5 mm lata, 1 mm crassa. 
Hab. in insul. Savaii (Samoa), in sylvis ad muros ad viam Aopo- 
Repertorium novarum specierum. V. 17 
