152 



striatis; glomemlis rotundis, radiis elongatis; 

 squama hermaphrodita ovato-rotundata, apice 

 cornu recurvato apiculata. 



Hab. locis siccioribus reg. medias insularum 

 Charles et Chatham (Ipse). 



Erectus, glaberrimus, rufescenti-sanguineus. Radix fi- 

 brosa, fibris crassiusculis fusco-nigris, glabris. Culmi sol i t ari i 

 v. gemini, basi incrassati et foliosi, superne nudi, stricti, 

 firmi, trigoni v. teretiusculi, sulcati, glaberrimi, simplices, 

 rufo-brunnei, inferne sanguinei, fere bipedales, vix 2 Jineas 

 crassi. Folia tripedalia, 2 lin. lata, numerosa, pleraque radi- 

 calia, basi vaginantia; vaginae nonnullae aphyllaa, apice trun- 

 cato-rotundatae, inferiores totae atro-nigrescentes, superiores 

 tan tam dorso nigro-maculatae, ceterum sanguineo-rufescentes, 

 radicales ad basin flssae, caulinae omnino clausag, marginibus 

 late hyalino-scariosae, profunde sulcatae; lamina longissima, 

 crassa , carinata, utrinque glaberrima, lateribus applanatis, 

 marginibus tenuiter scabriusculis, läste graminea vel glauces- 

 cens. Involucri folia subquinque, minora 2 sublriquetra, mar- 

 ginibus scaberrima, longiora tria foliis caulinis aequilonga et 

 subsimilia, basi vaginantia, dilatata, sanguineo-infuscata. Um- 

 bella inasqualiter longeradiata ; fasciculi 6 — 8, quorum 1 — 3 

 sessiles, ceteri longepedunculati, solitära vel gemini ternique, 

 terminales ovato-globosi, 3 — 4 lineas longi, involucello 1 — 3- 

 phyllo brevissime suffulti, sanguineo-fusco-nitentes. Spicae 12 — 

 30 conglomeratae, divaricatae, invicem imbricatse, 2 lin. longa*, 

 e squamis subseptem compositaa; squama? omnes (apicalibus 

 exceptis) fertiles, suborbiculares, lateribus ad basin dilatata?, 

 apice in mucronem cornu instar obtuse incrassatum et pa- 

 rum dilutiorem basi scabriusculum recurvum attenuatae, cari- 

 natas, utrinque nervis 3 curvatis carinag vicinis lineatas. 

 Squamae apicales minores et vacuae. Stamina 3; filamenta 

 plana linearia; antheras exsertoe, lineares, flavae. Caryopsis 

 obconica triquetra, lateribus impressis, flavescens, punctulata, 

 romute apiculata; stylus fuscus, vix basi incrassatus, trifidus; 

 stigmata exserta, curvata, dilutiora. 



87. M. BRACHYSTACHYS Hook. fil. 1. C. p. 179. 



Hab. in insula Charles (Ipse et Darwin) et 

 James (Seoul er). 



Specimina mea a descriptione Hookeriana differunt: (ulmo 

 omnino erecto (nec basi repente), vix pedali, foliis dimidio 



