Poa L. 37 



prassa, subteretia, glaucescenti-viridia, lucidula, longitudinaliter 

 parallele nervoso-striata ; cellulae epidermoidales lineares, bre- 

 ves, truncatae, margine crispato - incisulae, tuberculis subglo- 

 bosis minutis {siliciae?) conspersae; stomata in parte caulis 

 solo adpressa fere subterranca, pallidiore nulla, in adscen- 

 denti intensius viridi-colorata copiosa, seriata, ovali-oblonga, 

 rimula lineari, latiuscula; rami solitarii 2 — 3-nive imoque 

 6 — 7-ni, caespitosi, steriles erecti 2 poll. alti, folia 3 — 4 ge 

 rentes, fertiles basi procumbentes et radicantes, dein adscen- 

 denti-erecti geniculati debiles, plerumque 4 — 5-foliiferi, 6 — 18 

 poll. longi; inteimodia teretia, glaberrima, lucidula, inferiora 

 pallida, superiora intense viridia 1,5 — 3,0 (terminale — 7,0) 

 poll. longa, 0,6 — 0,8 poll. crassa, ad nodos constricta; cellu- 

 lae epidermidis jam descriptis conformes, sed paullo longiores ; 

 stomata inferne nulla, superne copiosa; siliciae tubercula co- 

 piosa; vagi^iae omnes foliiferae compressae, summae teretes 

 ad basin infimam articulatim apici internodii insertae, ibique 

 incrassatae, internodii sequentis basin constrictam cingentes 

 et annulum supra nodum tumidum, lucidulum, pallidiorem, gla- 

 berrimum formantes ibique nunc cum internodio sequenti ge- 

 nuflexae, dein strictae, infeiiores antice hiantes, canaliculatae, 

 1,2 — 0,5 poll. longae, superiores internodii dimidiam partem 

 inferiorem arcte involventes, 1,0 — 1,5 poll. longae, glaberrimae, 

 lucidae, antice ad faucem tantum barbatae ; li?igula brevissima 

 tota in pilos longissimos, 0,07 poU. longos, albidos, hyalinos, 

 acutissimos, cavos, inarticulatos, primo strictos dein flexuosos 

 et crispatos soluta; cellulae epidermidis iis caulis conformes 

 in inferiore vaginarum parte stomatibus raris aut nullis et 

 tuberculis jam laudatis crebrioribus ; iu superiore stomatibus 

 copiosis ; folia erecto-patentia, plana, siccando involuta, dorso 

 vix carinata, basi amplexicaulia, subrotunda, lineari-lanceolata, 

 acuminata, 3 — 6 poll. longa, 0,25 — 0,32 poll. lata, utrinque 

 laete viridia, longitudinaliter tenuissime parallele striata, su- 

 pra opaca, scabriuscula e aculeolis densis antrorsis minutissi- 

 mis, acutissimis hyalinis, basi tuberculatis, subtus glaberrima, 

 laevissima, luciduia, margine mlnutissime repando-serrulata, 



