MATERIALS FOR A FLOKA OF FORMOSA. 395 
Carex Sasakii Hayata sp. nov. Culmi altiores ? sursum 1-2- 
foliati acute triquetri glabriad angulos acuti vel subalati a facie 
4mm. lati. Folia versus apicem culmi linearia circ. 60 cm. longa 
culmos valde excedentia 1 cm. lata utraque glabra subtus 
distincte et tenuiter costata, supra costis impressis, utraque latere 
l-nervata, inter costas nervyos et margines multinervulosa, 
subtus pallidiora, basi breve vaginosa, vaginis 5-7 mm. longis ad 
nodos plus minus ventricosis obliquis, ligulis brevissimis obliquis. 
Racemi plus minus ramosi circ. 15 em. longi, sub quoque ramo 
1-bracteati, bracteis longissimis racemum valde superantibus, ramis 
inferiore cum rhachibus a basi usque ad supra medium connatis super- 
iore liberis, spicis breve pedunculatis vel subsessilibus erecto-descen- 
dentibus. Spice terminales § gracillime, cylindrico-filiformes, 6 em. 
longe 14 mm.—2 mm. late, breve pedunculate ; relique androgyne 
vel foeminez, validiuscule, cylindrice, 8 cm. longe 6-7 mm. latie 
floribus patentibus, partibus superioribus $ brevibus vel obsoletis, 
rarius ad utraque extremitatem 7, medio ¢. Fl. 9: squame 
elongato-oblongz, vel oblongo-lanceolate. 4-5 mm. longe 1mm. 
late, dorso costate, apice in aristam producte, (aristis 14 mm. 
longis minute hirtellatis), arcte imbricate, filamentis tenuissimis 
crispatis albis, antheris linearibus 24 mm. longis 4 mm. latis 
rubescentibus apice apiculatis basi breve obtuso-sagittatis. Fl. ¢: 
squame elongato-ovate 3mm. longe acuminate 14 mm. late 
dorso costate, (costis viridibus ad apicem in acumen productis, 
acuminibus plus minus minute hirtellatis), margine integre, 
basi contractee 4 mm. late. Utriculus pallidus, plus minus patens, 
antice recurvus ovoideus, 34 mm. longus 1 mm. latus vel 
latior, apice rostratus, (rostris brevibus leviter recurvatis), basi 
obtusus, latere costatus, glaber apice breve bidentatus. Acheenium 
triquetro-ovoideum oblongum vel obovoideam utrinque acutum, 
