24 BULLETIN DE l'hERBIER BOISSIER. (387) 



GßAMINA. 



E. HACKEL (St. Polten). 



Panicum (Eupanicum) Schlechten HACK. 



Decumbens adscendensque. Gulmi filiformes, basi radicantes, elongali 

 (40-50 cm. longi), parce ramosi, striati, superne parce tuberculato-pilosi, 

 poljrphylli, apice breviter nudi. Yaginsß inlernodiis multo breviores, ssepe 

 e luberculis pilosse, rarius glabrse. Ligula minuta. Lamiiiae e basi rotun- 

 data lanceolalo-lineares, aculse, palentissimas, rigidulee, ca. 3 cm. longse, 

 3-4 mm. latge, supra marginibiisque scabrae, nervis supra prominulis, 

 mediane a lateralibus vix distinclo. Panicula brevis (ca. 4 cm. longa), 

 ovato-oblonga, laxa, rhachi tenui angulata, saepius (saltem inferne) pilis 

 apice clavatis conspersa, ramis patulis solilariis basi hirlulis a basi parce 

 ramulosis, ramulis 1-2 spiculatis. Spiculse breviter v, brevissime pedicel- 

 latse, (pedicellis scabris v. hirtulis), lineari-oblongse, oblusiusculöe, 3 mm. 

 longae, virides et violascentes, glaberrimse. Gluma I^^ spicula duplo 

 brevior, reliquis glumis multo angustior, lineari-deltoidea, acuta, 1-nervis; 

 Il'ia spiculam sequans, oblonga, obtusiuscula, 7-nervis, apice utUl» anguste 

 albo -hyaline- ma rginata; III^ spiculam sequans, latius oblonga, apice 

 obtuso subcucullata, 7-nervis, paleam (floremque cf ?) fovens; lY^ spicula 

 paullo brevior, elliptico-lanceolala, acutiuscula, pallida v. leviter cœrules- 

 cens, puncticulato-scabra. 



In humidis prope Hilton Read (Terra Gapens. orientalis). Schlechter, 

 no 6759. 



Affine P. filiciilmi Hack, (ex Natalia), quod differt culmo, vaginis, 

 paniculse rhachi ramisque glabris, spiculis longius pedicellatis late 

 oblongis, gluma 1^"^ ovata spicula triplo breviore; fortasse nil nisi ejus 

 subspecies distinctior. 



Setaria Woodii HACK. 



Perennis! Gulmi csespitosi, erecti, plurinodes, simplices, superne 

 scabri, nodis appresse hirtulis. Yaginee internodia superantes, laxiusculse, 

 glabrse v. ciliolalse, ore barbatee ; ligula minute ciliolaris. Laminae lineares, 

 sensim acuta tse, ad 20 cm. longse, planée (3-4 mm. latas) vel siccando 



