242 Fr. Buchenau. 
Juneus 
dieser Pflanzen mir noch zweifelhaft ist, so habe ich die obige Artdiagnose 
nur nach der im Jahre 1880 von mir beschriebenen Wawra’schen Pflanze 
gegeben. 
Distr. geogr. Australia, Col. Victoria. Sandhügel am Murray-Flusse ; 
die var. laevior im Gebiete des Swan-River. 
Collect. Wawna, itin. princip. Coburg., 493. — Var. laevior: Drum- 
»0ND, collect. An, 324 (1), 322 (!). e 
19. 
(v. pag. 208.) 
Inflorescentia pseudolateralis, composita, diffusa, ramis gracilibus; 
bractea infima longa, elongationem caulis simulans. Fasciculi subepider- 
males adsunt; caules laeves, in statu sicco subvalleculati. Flores ca. 3 mm 
longi. Stamina sex. Fructus perigonio longior, trigono-ovoideus, interdum 
fere sphaericus, firmus, trilocularis. Semina ecaudata. Planta rarissima 
BEN EN . eos © s . Spec. 38. 
. J. Smithii G. ENGELMANN, Revision of the N. Amer. species of the 
senus Juncus in, Transact. St. Louis Acad., 1866, II, p. 444 et 1868, II, p. 491. 
Laxe caespitosus. Caules graciles; medulla asterisciformis continua; in- 
florescentia composita, diffusa; ramis gracilibus, distantibus, curvatis. Sta- 
mina sex. Fructus perigonio longior, trigono-ovoideus sive fere sphaericus, 
mucronatus, trilocularis; pericarpium firmum. Semina magna, ferruginea, 
indistincte reticulata. 
Litt. G. EnGeLmanx in: Asa Gray, Manual of botany, 1868, 5. ed., 
p. 537 
Descr. Perennis, laxe caespitosus, viridis. Radices fuscae, teretes, diam. ca. 
0,75 mm, vix fibrosae. Rhizoma horizontale, longum, internodiis distinctis cataphylla 
gerens, diam. fere A mm. Caules erecti vel adscendentes, scapiformes, graciles, teretes, 
laeves, in statu sicco subvalleculati, diam. ca, 2 mm, cum bracteä infimá 60—90 cm alti, 
medullä continuä asterisciformi repleti, Folia basilaria cataphyllina, vaginiformia, 
rubro-fusca, supremum eorum usque 8 cm longum, mucroniferum ; folium turionis 
sterilis frondosum unicum, cauliforme, subulatum. Inflorescentia pseudolateralis, 
composita, laxa, pluriflora; rami graciles, distantes, curvati, fragiles, flores singuli dis- 
lantes. Bractea infima cauliformis, 20—25 cm longa, elongationem caulis aemulans, 
subulata , ceterae hypsophyllinae; prophylla floris ovato-lanceolata, acuta, flore multo 
breviora. Flores cum fructu maturo 3 mm longi. Tepala glumacea, aequilonga, viridi- 
straminea sive dorso fuscescentia, fructui adpressa, externa lanceolata , acuta , anguste 
marginata, interna ovato-lanceolata, obtusa, late marginata (marginibus saepe inscissis 
sive evanescentibus). Stamina sex, tepalis ca. !/4 breviora ; filamenta e basi triangulari 
linearia, fusca; antherae oblongo-lineares, flavidae, filamentis longiores. »O varium 
ovalum in stilum brevem attenuatum cum stigmatibus eo aequilongis fere inclusum. « 
sec, ENGELMANN). Fructus late trigono-ovoideus, interdum fere sphaericus, longius 
breviusve mucronatus, trilocularis, tepalis ca. 1/3 longior; pericarpium crassum, firmum, 
ochraceum, nitidum. Semina 0,7—0,8 mm longa, oblique obovata, interdum apice 
truncata, rarius apiculata, ferruginea, indistincte rectangulariter reticulata. 
Distr. geogr. In schwammigen Sümpfen am Broad-Mountain, Schuyl- 
kill-county und Rausch's Gap, Lebanon-County, Pennsilvania. 
Collect. ExnceLmany, hb. norm., 45 (!). 
