duobus involucralihus gramineis patentissimis linearibus, in- 
imo ". -- 2-pollicari, altero multo breviore, quandoyue squami- 
formi ; spieulis 3—7 terminalibus capitato-confertis ovatis ob- 
tasiuseulis teretihns 2--%’% lin. long. 10—20-Horis; squamis 
(quadrifariam imbricat.) scariosis ovato-oblongis carinato -na- 
vieularihus subohtusis, e carina virente superna prominula 
mucronulatis, multinerviis, lateribus sordide siramineis, inter- 
dam purpurascentibus; caryopsi squamae dimidium vix aequante 
ellipsoideo-ohlouga „btuse iriqnetra dreviter acuminata sub- 
tiliss. reticulata fuscescenti-straminea; stylo exserto usque 
ad mediam partem trifido; stam, 2 caryupsi duplo longiori- 
dus. — Spienlae interdum proliferae. — Setae nullae. 
Isol. Valdiviae Phil. mss,, nec Steud. 
Chili (Philippi, Bridges, n. 839, 840. — Ochsenius). 
44. 8. expallescens Bcklr. 
Dense caespitosns; rhizomate parım elongato descendente 
pertenui; culmis permultis viridulis fasciculatis erectis Alacei- 
dis setaceis 9—5 poll. long. compresso-teretinseulis striolatis 
obsoleteque sulcatis; vaginis membranaceis angustis ferrugineis 
ore lanceolato - productis, superiore saepins laminifera; foliis 
eulmo brevioribus setaceis sursum teretiusculis, obtueis; in- 
voluero diphylio, phyllis patentissimis sgpamiformibns, inimo 
subsemper foliaceo-enspidato, altero non raro mutieo; spienlis 
plerumgne ternis terminalibus capitato - confertis ovatis obtnsis 
teretibus multi- (285—10-) floris 2'%—1?% lin. longis;. squa- 
mis approximatis pellucido-membranaceis carinato-navicalaribus 
elliptieis v. elliptico-oblongis ohtusiuseulis submutieis ohsolete 
nervnlosis, lateribus albidis (raro purpureo-maculatis), carina 
angusta prominula apicem attingente; caryopsi perminuta squa- 
mae partem tertiam yix aequante ohovata versus basin atte- 
nnata, iriguna, angulis prominulis, acuminato-mueronata de- 
