— i!)0 — 



3(i. (iVl'KKUS L. S|)iculiic compicssae varimode dispositae: poiigoiiii {jlu- 

 mac dislicae iinbiicatac, duo inferiores slcrilcs: stylus capillaris dcciduus: s(i- 

 jrmala 2-') : acliciiinm liasi iiuduiii. 



'M. NAKDl S /,. Spica laxa secunda: j;Iuiiia calycina 1-valvis, dciUc ininuto 

 nicinbranacco racliidis coiillata: corollina 2-valvis, valva externa 3-iici-vi ca- 

 liiiata brevitcr ai-islala, circa inteinain lireviorcin liyalino-membranaceam con- 

 volufa : ovarium inonofrynum : cariopsis linearis libera, uhamisem: DC. 



ORDO tl. DK.V.MA. 



aiiAMiM:.iL DC. 

 * Gluniae ealyeinae univalves. 



.'}(S. A1.0PE(>L'HL!S L. Floics in raccnio spicifonni: perieronii gluina ca- 

 lyiina 2-valvis, valvis subacquaiibus coniprcssis, infeiius connatis vel libcris: 

 corallina 1-valvis utriculefonnis, infra medium doiso aristata, arista genicu- 

 lata : I'aryopsis libera. 



39. PIILELM L. Floics in liaonio spicifonni dcnsissinio: perigonii glunia 

 calycina 2-valvis, valvis angustis conipressis quandocjuc truncatis, nervo ca- 

 linae producto, mucronatis ; corollina inclusa mutica 2-valvis, valvis inaecjua- 

 libus : caryopsis libera. 



10. P0I>YI'0(J0N Dcsf. Flores in raceiiio spicifornii composito: peiigo- 

 nii gluma calycina 2-valvis, valvis subaequalibus marginatis vel inferius ari- 

 statis : corollina 2-valvis inclusa, valvis inaequaiibus, niajorc saepius aristata: 

 caryopsis libera. 



41. iMlIJL.M L. Flores in panicula ramosa velstriela: perigonii glunia 

 calycina 2-valvis, valvis acutiusculis ventricosis ; corollina 2-valvis inclusa , 

 valvis inaequaiibus, externa saepius sub apice aristata, internam involvente : 

 caryopsis valvis coroUinis arete cintis. 



.i2. STiPA L. Flores pediccllati in panicula, vel racenio terminali slri- 

 cto : perigonii gluma calycina 2-vaIvis, valvis subaequalibus laxis ; corollina 

 brevior '2=valvis cartilaginea, valvis inae([nalibus, externa convoluta, apice ari- 

 stato-articulata : arista gcnicuiata barbala, apice nuda, infra geniculuni con- 

 torta, tandem longissima, valva interna integra mutica: s(iuaniae neclariferae 

 duo : caryopsis libera, glumis corollinis, arete obvoluta. 



43. ARISTELL.V Den. Flores sessiles in panicula coarctata: perigonii gluma 



