TYPE 16. GRAINS COMPOUND, MANY COMPONENTS. 283 



Fesiuca sylcatica \'ill.; Fcdiica calamaria. Smith. {Grn7nwacea'.) Dry endosperm. — Compound 

 grains spherica,! or oval, reticulated. Size about 25^. 8cparated-gi-ains, size 1.5 to 7/j; 

 the smaller ones rounded-angular, the larger ones acute polyhedral, and often have a 

 cavity. 



Fesiuca spadicea Linn. {Graminacece.) Dry endosperm. — Separated-grains rounded-angular or 

 frequently acute polyhedral, and with a central cavity. Size 2 to 6 and 7^. Comi)ound 

 grains few. 



Festuca speciabilis Jan. (Gramindccw.) Dry endosperm. — Compound grains roimded to oblong, 

 reticulated-granular, or with tlistinct lines of division. Size about 21^. Separated-grains, 

 size 1.5 to 5 and 7/u; the larger ones acute polyhedral, with a central cavity. 



Feshica heterophyUa Haenke. {Graminciceos.) Dry endosperm. — Compound grains round or oval, 

 reticulated-granular or homogeneous. Size about 25^. Separated-grains mostly polyhetlral; 

 size 2 to (jfi. 



Festuca elegans Boiss. (Graminacece.) Dry endosperm. — Compound grains rounded or oval, reticu- 

 lated-granular. Size about 17ju. Separated-grains rounded-angular, or mostly acute-poly- 

 hedral ; size 2 to 6ju. 



Festuca fenas Lagasc. (Graminacece.) Dry endosperm. — Compound grains spherical or oval, reticu- 

 lated-granular. Size about SOfi. Separated-grains rounded-angular or mostly acute-poly- 

 hedral. Size 2 to 6^. 



Festuca procumbens Kunth. (Graminacece.) Dry enc^osperm.— Compound grains spherical or oval, 

 reticulated-granular. Size 36/j. Separated-grains rounded angular or the majority poly- 

 hedral; with a central cavity. 



Festuca sahmanni Boiss. (Graminacece.) Dry endosperm. — Compound grains round or oval, fre- 

 quently a result of pressure becoming somewhat angular, reticulated. Size about 30yu. Sep- 

 arated-grains size 2 to Qfi; the smaller ones rounded-angular, the larger ones polyhedral. 



Festuca pumila Vill. (Graminacece.) Dry endosperm. — Compoimd grains round or oval, reticulated 

 (most of them have fallen apart). Size about 18;u. Separated-grains 2 to 5 and G/x; the 

 smaller ones rounded-angular, the larger ones polyhedral, and occasionally have a cavity. 



Festuca petroea Guthn. (Graminacece.) Dry endosperm. — Compound grains roimd, oval, elliptical, 

 frequently angiilar as result of pressure, reticulated. Separated-grains rounded-angular or 

 polyhedral, sometimes have a cavity. Size 2 to 5 and G/j. 



Festuca lachenalii Spenu.; Festuca poa Kuntli. (Graminacece.) Dry endosperm. — Compound grains 

 rounded or oval, reticulated-granular. Size Z&ix. Separated-grains rounded-angular or 

 polyhedral, usually with a central cavity. Size 1.5 to Oyu. 



Festuca nutans Willd. (Graminacece.) Dry endosperm. — Separated-grains rounded-angular or poly- 

 hedral. Size 2 to 5ya. Very few compound grains observed free, while in the cells they are 

 distinctly perceived. 



Festuca urinlleana Stend. (Graminacece.) Dry endosperm. — Compound grains rounded, elliptical, 

 elongated-oval, conical, finely reticulated. Size about 35^. Separated-grains roiuided-angular 

 or polyhedral. Size 1.5 to 5;u. 



Festuca corealis Mert. et Koch. (Graminacece.) Dry endosperm. — Compound grains spherical or 

 oval; reticulated, reticulated-granular or homogeneous. Size about 28/j. Separated-grains 

 rounded-angular to acute polyhedral. Size 1.5 to 5^. 



Festuca gigantea Vill. ; Bromus giganteus Linn. (Graminacece.) Dry endosperm. — Compound grains 

 spherical or oval, reticulated-granular or finely granular. Size about 24 to 30yu. Separated- 

 grains rounded-angular to acute polyhedral; many are hollow. Size 1.5 to Bfx. 



Festuca rubra Linn. (Graminaceas.) Dry endosperm. — Compound grains round, reticulated-granular. 

 Size about 20//. Separated-gi-ains rounded-angular or jjolyhedral; the larger ones are hollow. 

 Size 1.5 to 5/(. 



Festuca pseudo-eskia Boiss. (Graminacem.) Dry endosperm. — Compound grains rountl or oval, 

 reticulate (most of them fallen apart). Size about 2(V. Sejiarateil-grains, size 1.5 to 5^; 

 the smaller ones rounded-angular, larger ones polyhedral. 



Festuca vaginata Wald. Kit. (Graminacece.) Dry endosperm. — Compound grains round or oval, 

 occasionally somewhat irregular, homogeneous, or reticulated-granular. Size about 2.)/i. 

 Separated-grains rounded angular to acute polyhedral. Size 1.5 to 5//. 



