Tab. IV. 



Species Cala?nagrnstics. Gluinarura valvularumquc 

 lineis a ^^i b terminata longitudo ejusdem proporticnes 

 eujusvis speclei naturales sistit. Pimcta transversa 

 aut obllqua denotant partem in varietatibus hujus lon- 

 gitudinis esse. — &upra lineain a adumbratae partes 

 sistur.t : utrinque positae glumarum, — inedio positae 

 valvulae inferioris apicem. 



Fig- 1. Calamagrostis tenella Host. (p. 21S.) 



Fig. 2. — — lanceolata Roth. (p, 218.) 



Fig. 3. — — purpurea Tr. (p. 219.) 



Fig. 4. — — littorea DeC (p. 220.) 



2-'ig. 5. — — epigeios Roth. (p. 220.) 



Fig. 6. — — Halleriana DeC. (p. 221.) 



Fig. 7. — — acutiflora DeC. (p. 222.) 



Fig. 8. — — sylvatica Beauv. (p. 223.) 



Fig. Q. — — varia Host. (p. 223.) 



Fig. 10. — — Langsdorffii Tr. (p. 225.) 



Fig. 11. — — obtHSata Tr. (p. 225.) 



Fig. 12. — — stricta Beauv. (p. 226.) 



Fig. 13. — — lapponica Tr. (p. 226.) 



Fig. l4. — — canadensis Beauj. (p. 227.) 



Fig. 15. — ^ lahica T/-. (p. 227 ) 



Fig. l6. — — arenaria Roth. (p. 227») 



Tab. V. 



Species Aliihlenbergiae. 

 fig- 1. Mulilenb. Bracbyelytrum Tr. <p- 188.) 



1 



