IIORDEACE^ 109 



prcecedentibus planta undique glabra, culmo decum- 

 hente generatim crassiore, foliis planiusculis latiori" 

 bus , spica saepius inferne ramosa^ spiculis ovato-ob- 

 lougis turgidiusculis cum pedicello articulatis 4-8-floris 

 constanter muticis. 



^ y. 2r: repens = L. sp: 128. = Spr: syst: I. 

 3^5. Bertol: fl: ilal: I. p. 8o3. = Host: gram: austr: 

 II. p. ly. t. 21. Vern: Gramon {Eur'., Asia^ Amer: 

 passim. Pedem: in pascuis et locis arenosis prsesertim 

 secus flumina frequens All: n. 2268. Re fl: segus: 

 p. 14. et fl: tor: I. p. 86. Biroli fl: acon: I. p. 38. 

 Sarzance in arenis Macrce , Genuce in berbidis al- 

 VAquasola Bertol: 1. c. p. 8o5. Sardin: in arenosis 

 MoRis st: sard: I. p. 53. ). Peren: Radix valde repens 

 stolonifera nimis infesta in locis cultis, culmus fistu- 

 losus , folia late linearia plana vel parum convoluta 

 superne scaberrima , spica simplex compressiuscula 

 plus minus elongata , spiculse cuneato-ovatse compressae 

 alternatim sub -imbricatse lanceolato-lineares acutse 

 muticse vel breviter aristatse glabrse vel birsutse 4-8- 

 florse 5 variat multimode pro statione. Huc pertinent 

 speciatim Tr. rigidum Re fl: tor: I. p. 87. n. 3. in. 

 arenosis circa Venariam et secus Duriam repertum , 

 quod differt tantum habitu rigidiori , statura majori 5 

 Tr: glaucum Host: gram: austr: IV. p. 6. t. 10. et 

 Re 1. c. n. 4- crescens inter Valentinum et portam 

 Padi, nec non prope Venariam ad sepes prsesertim , 

 et diifereos foliis glaucescentibus , spica elongata in- 

 terdum basi interrupta j Tr: litoralc Host: 1. c. p. 5. 

 t. 9. spiculis valde approximatis arctissime imbricatis 

 muticis vel breviter arislatis. Varr: ista3 referuntur a 



