PANICUM PROBOSCIDEUM Tr. Diss. II. p. 184. 



Radix e cuhni basi nodulosa squamulisque giivescendo- tomentosis 

 tecla fibrae satis validae , flexuosae, simplices, spadiceae. 



Culmus circiter tripedalis, stricto-erectus , inferne erassitie pennae 

 anserinae, teres vel vix compressiusculus , striatus, scabrius- 

 culus , ad nodos (4 — 5 , angustos , tomentoso - pubescentes) 

 aequus , superne interdum adpresso-subramosus, ad paniculam 

 usque vaginatus. 



Vaginae tolae fissae (sed basin versus margines alter alteri adeo 

 arcte incumbentes ut counati videantur), arctae, internodio de- 

 mum laminaque breviores, striatae, inferiores totae-, superiores 

 margiuem versus birsutae, cum foliis subgilvescendo- virides. 

 Ligula brevissima cbartacea , pilis longis albis birsuta. 



Folia patulo-erecta, lanceolato-linearia, acuminala, firma et rigi- 

 dula, plana et lineas 4 — 6 lata vel margiuibus pl. min. involuta, 

 striata, medio nervo prominulo et subpercurrenle notata, aspe- 

 riuscula, margine bispidula, dodrantalia — pedalia, superiora 

 spitbamaea. 



Panicula e vagina suprema surgit erecta , stricta, contractiuscula, 

 sublineari-obovata , spitbamaea — fere pedalis, viridis. 



Axis commanis subangulato-teretiusculus, striatus, scaber, su- 

 perneflexuosulus, inferue per distantias 2 — 3-pollicares, su- 

 perne breviores , emittens radios ternos pluresve subadpresso- 

 erectos, angulatos, scabros, basi obsolete barbatos, circiter 

 inde a quarta tertiave parte ramulosos: radiolis patulo-erectis, 

 angulatis, scabris , per distantias salis longas iterum radiolosis: 

 his radiolis dissite 1 — 2 floris. Pedicelli superne subgibboso- 

 incrassati, scabri. 



