SYNOPSIS 01' THE GENKKA. 



Okder II. DiOTNiA. — 2 Pistils. 



1. AyiHOXANTHUM, [ P«ge 33.] G/«/«cs of two uucqual valves, 

 containing one perfect and two imperfect Jiorets ; the 

 middle floret perfect. Gliimella of two small awnless 

 valves ; the lateral florets each reduced to a single awned 

 valve. 



Class III. Triandria. — 3 Stamens. 

 Order 1. Monoqynia. — 1 Pistil. 



1. Valeria'na, [Page 24.] Calyx a thick slightly crenated mar- 



gin, ultimately expanding into a feathery pappus. Corolla 

 of one piece, tubular, the limb five-cleft, gibbous or spurred 

 on one side at the base. Fruit single-seeded, surrounded 

 at the top with the feathery pappus. 



2. I'Vdia, [Page 3G.] Calyx three to five unecpial teeth, first very 



sniail, at length crowning the fruit. Corolla of one petal, 

 gibbous at the base, tlie limbs of five unequal segments. 

 Capsule indehiscent, of one fertile and two abortive cells. 



3. Cro'cus, [Page 39.] Perianth divided into six equal coloured 



segments, its tube longer than the limb, and enveloped in 

 two or more membranous sheaths. Sliyma three-lobed, 

 dilated, folded, and variously cut and jagged at the ex- 

 tremity, 



4. Trichon'ema, [Page 42.] Per/an//t divided into six deep equal 



segments ; its tube shorter than the limb, and enveloped 

 in a sheath longer than the tube. Filaments short, hairy. 

 Sliyma very slender, deeply divided, its lobes bipartite, 

 spreading. Capsule three-celled. Seeds ^\ohose and nu- 

 merous. 



o. Iris, [Page 43.] Perianth single, of six unequal segments, 

 three alternate ones larger and rcflcxed. Sliymas three, 

 resembling petals, and formijig a covering to the oblong 

 anthers. 



** Flowers inferior, glumaceous. Seed single. 

 6. C\'rERUs, [Page 44.] Floivcrs in f^ytUies. Spikclets two-rauked, 

 iuibricaied, many-flowered. Glumes of one keeled valve, 

 generally fertile, equal. Bristles none. Sfyle simple, de- 

 ciduous. 



