392 MR. C. B. CLARKE ON 
Culmi 3-4 dm., debiles. Folia eulmis longiora, numerosa, lata 
1-1} mill Spice longs 4 em. Bracteæ lanceolate, acuta, 
ima sepe nervo excurrente foliiformi spicam superans, pallide 
aut virides, dorso 1-nervie. Utriculus longus 3 mm. Filamenta 
filiformia.—An U. riparie forma debilior ? 
Australia: ins. Lord Howe ( Fullagar). 
7. U. RIPARIA (R. Br.! Prodr.241) : culmis longis, tenuibus ; 
foliis longis, planis ; spica lineari, laxa ; utriculis lanceolatis, gla- 
bris, quam braetea longioribus; seta quam utriculus vix duplo 
longiore.— Hook. f. Fl. Tasm. ii. p. 102, tab. 152 B; Benth. Fl. 
Austral. vii. p. 434.—Carex riparia, Poir. Encyl. Suppl. iti. p. 282. 
Culmi 3-4 dm., debiles. Folia cum culmis sepe squilonga, 
lata2 mm. Spice longe 5 cm., late 4 mm. Bractee oblongo- 
lanceolate, pallidze, in dorso uninervis, virides ; ime sepius dis~- 
tantes, acute, rarius nervo excurrente aristate. Utriculus longus 
5-6 mm. Filamenta filiformia. 
Australia: Victoria, alt. 3000-4000 ped. (F. Mueller) ; Tas- 
mania: flum. Derwent (R. Brown, n. 5072; Oldfield, n. 101). 
B. affinis (sp., Colenso MS.) : bracteze ime nervo excurrente 
spicam sepe superante.—U. cæspitosæ var., Boott, MS. 
Neo-Zealandia (Colenso, n. 1643). 
y. Banksii (sp., Boott in Hook. f. Fl. New Zeal. i. p. 287): 
foliis angustioribus, latis 14 mm., bracteis utriculo fere dimidio 
brevioribus.— Hook. f. Handb. New Zeal. Fl. i. p. 310; Beck. 
in Linnea, xli. p. 341. 
Neo-Zealandia (Colenso, n. 1816; Cheeseman, n. 175; Cun- 
ningham, n. 286, &e.).—H oe loco disponenda videtur planta a 
Dr. Lyall in Neo-Zealandia lecta, a manu Boottii “ U. filiformis ?” 
notata. 
8. U. RUPESTRIS (Raoul in Ann. Sc. Nat. (1844) ii. p. 117; 
Choix, Pl. Nouv. Zél. p. 18, tab. 5): culmis tenuibus, haud elon- 
gatis; foliis longis planis ; spica lineari, laxa; bracteis fuscis aut 
subcastaneis, quam utriculi parum brevioribus; seta quam utri- 
culus vix duplo longiore.— Hook. f. Handb. New Zeal. Fl. p. 310. 
—U. Hookeri, Boott in Hook. f. Fl. Antarct. i. p. 91, tab. 51; 
Bock.in Linnea, xli. p. 341.—U. riparia, Hook. f. in Hook. Lond. 
Journ. Bot. iii. (1844) p. 416, ? R. Br. 
Culmi 10-15 em. Folia culmis longiora. Spice basi continue 
velinterruptm. Bractew dorso virides, margine interdum anguste 
albo-scariose ; ima mutica aut nervo excurrente foliiformis.—Ab 
