STIPEAE PLATENSES 159 



longe acutissimeque subulalo-attenuatis non v. vix pungentibus, 

 vaginis pallidioribus adpressis vix striatulis glaberrimis non v. ob- 

 solete scabridis, ore non contractis, auriculis cum ligulis albescen- 

 tibus subscariosulis ovatis subbrevibus (0,5-1,5 mm long.) intcgris 

 glabris productis. 



Infloreseentia (100-250 mm long.) primo angustissima erecta, 

 vagina folii supremi sat ampliata deorsum vestita, dein exerta se- 

 cunda relaxatula, rachi tenui glabra scabriuscula, ramis alternis 

 remotiusculis solitariis v. geminatis gracillimis dense subtiliterque 

 scabridis a basi alterne ramulosis, pedicellis (0-5 mm long.) ad- 

 pressis angulatis scaberrimis, apicem versus leniter incrassatis. 



Spiculae subrelaxatae non v. vix secundae erectae adpressae, 

 glumis carinatulis (in carina scabris) glabris, flosculo 2-3-pIove 

 longioribus pallide violascentibus, lanceolatis, sursum longissime 

 acute et hyaline attenuato-aristulatis, 3-nervibus, nervis lateraiibus 

 semper brevibus, infera (7-8 mm long. =0,75-1 mm lat.) superam 

 (5-6 mm long. =0,6-0, 75 mm lat.) longe superante; flosculis obco- 

 nicis V. obovatis dorso sat gibbosis (cum anthopodio et arista 50-80 

 mm long.=cum anthopodio sine arista 1,75-2 mm long.=0,75-0,85 

 mm diam. antero-postico) e latere compressulis (0,4-0,6 mm crass.) 

 dorso carinatulis, glumella infera pallida coriacella, ad latera non 

 nervosa, glaberrima, semper opaca atque minute ruguloso-papil- 

 lulosa, supera lineari (0,3-0,5 mm long.) perpusilla subhyalina 

 enervi apice saepius bidentata; anthopodio perpusillo conoideo (0,10- 

 0,15 mm long.) acutiusculo dense adpresseque albo-pubescente. 



Arista excenlrica, per aetatem caduca, praelonga (48-78 mm long.) 

 nuda scabrido-papillosa, 1 (an 2?)-gcnicuIata, geniculo manifesto 

 ad tertium inferum sito. Articulatio aristae cum glumella imperspicua, 



Corona nulla sed umbonulus pusillus subhemisphaericus, glaber. 

 obtusus. 



