vni CONTEXTS. 



KAGE 



130. Disticblis 517 



121. Briza 519 



122. Demazeria 522^ 



123. Dactylis 523 



124. Cyuosuius 524 



125. Lamarkia 525 



126. Poa 526 



127. Colpodiuin 5o& 



128. Dupontia 558 



129. Scolochloa 559 



130. Graphephoruin 560 



131. Pauicularia {Glycerin) ., 563 



132. Atropis 570 



133. Festuca - ■ 582 



134. Bronius 608 



135. Brachypodium 627 



Tribe XII. Hokde/e 628 



136. Lolium 628 



137. Jouvea 630 



138. Lepturus , 631 



139. Scribneria 633 



140. Agropyrou 634 



141. Secale 640 



142. Triticum 641 



143. Hordeum 042 



144. Elymus 647 



145. Asperella {Gymnosticltum) €56 



Tribe XIII. Bambuse/e 657 



146. Aruudinaria 657 



GEOGRAPHICAL DISTRIBUTION. 660 



BIBLIOGRAPHY 671 



NUMBER HERE DESCRIBED. 



Native Species 809 



E.\otic Species 103 



Total described iu this volume 912 



