154 97. Stipa. 10. GRAMINEiE. Pl.end.pL 



Stipa pennafa. Feathered feather-grass. 



Lower spathellule smooth at bottom. 



<iramen sparteum pennatum, Dillen in Raii Syn. 395, 3. 

 Stipa pennata, Lin. S. P. 115. 



Limestone rocks; perennial; July. A doubtful native. 



Roots in tufts ; culm not branched, 1 foot high, upright, 

 without joints ; leaves involute, bristlelike ; ligiila lanceo- 

 late; hcustcB 4 or 5, very large; awn 6 to 10 in. long, 

 acute, angular ; hairs soft, pellucid. 



H. Panice^. Rachis spiked or panicled ; locustce soli- 

 tary, or many in pairs, 1 -flowered ; fioiurets 1 barren, or 

 unisexual ; spathellules often stronger than the spathelles, 

 more or less cartilaginous ; lower spathellule semi-involute, 

 awnless or rarely awned, not keeled ; stigmata 2. 



a. LocustcB 1-Jiowered, hermaphrodite. 



LVII. 98. MILIUM. Pliny. Millet. 



Spathelles herbaceous, longer than the spathellules, 

 lower largest; spathellules leathery, hardened, placed some- 

 what contrary to the spathelles ; Iodic// le lanceolate, not 

 nicked, bald; ovary 2-cut; style 2 parted; stigmata, asper- 

 gilliform ; cariopsis free, 2-hornecl, wrapped in the persist- 

 ing spathellules, not furrowed. Panicle branched, loose. 



Millium effusum. Loose millet. 



Locustce ovate, spreading ; spathelles bald ; panicle semi- 

 verticillate. 



firamen miliaceum, Rail Syn. 402, 1 ; Ger. em. 6. 

 Cjramen miliaceum viila;arp, Park. 1153. 

 Milium effusum, Lin. S. P. 90. 

 Agrostis eifusa, Lamarck Enc. Meth, 1, 59. 

 MUM grass. 



Damp woods ; perennial ; June and July. 



Root rather creeping; «(;/?« upright, 3 feet high; leaves 

 long, dark green, drooping; sheaths bald, round ; ligida 

 obtuse, torn ; panicle large, pyramidical, few-flowered ; 

 peduncles naked below far up, becoming reflexed ; pedicelU 

 thickened ; locustce small, green ; herb odoriferous while 

 di-ying* 



