hg Spiel Nog eae : ae ae ene ees 5 : es oe a = Setekx Fs de eu, out Al fort vi eee vO iecranecacer tealiigtt IN ve! Wu) odd Wl Wald ace vet yuu 7 Nd ch a aly “Wy MSM y i H ea ee OEY Sisdden: i Avi ; s 24 | /§ \ ey Y; MW wivl ely Kw) VW He Nan VY whe v cs oagane Hh Willy | Aa” ie ye vu" y Vv . OER alr MUSA dutta sc SOG Ea Ue ote sae cata aud warn hese f ji WAY MMe vy dd 9y WWyuueey a wll cago vi aa Wee ve Wy stove Y Ww : —— ne Sia Fee Addai A kd ad CAV EV, Mok ; ye Utes Vee is “ut ¥y My A) ~i wie Vv © pw. o ALORS, Uy N wi D STATES OF AMERICA. ‘ 4 ITE ¥S, ‘ wevges fe Na fe ii eres wwe IBRARY OF CONGRESS. ™ pt Poi ky ’ ‘ji if et ingles : i a Vig vi vey t Rhee ae Visw, WAY v j if ‘ $e, Pwr, yy n “mie ¢ wou WU iia f y « 54. EXPLANATION OF PLATES. PLATE XIV. CENCHRUS (Hedgehog or Bur Grass).—Involinere (a whorl or set of little leaves called bracts under and around certain flowers) of Cenchrus tribuloides in flower enlarged (1); longtitudinal section of the same (2); a spikelet displayed (3); the stigmas should be- long to the right-hand flower; the left-hand or lower fiower is only staminate. TRIPSACUM (Gama Grass, Sesame Grass).—Piece of the spike of the natural size, pistillate below, staminate above (1); a longitudinal section of one of the pistillate spikelets (2); a pistillate spikelet With its parts displayed (3); a staminate (two-flowered) spikelet with its parts displayed (4). ERIANTHUsS (Woolly Beard:grass).—Part of the hairy infloresence with two spikelets of Erianthus alopecuroides enlarged (1); one of the spikelets displayed (2). ANDROPOGON (Beard Grass).—Small portion of the spike of Andro- pogon furcatus enlarged, with one fertile and awned spikelet, and one staminate and awnless spikelet (1); the fertile spikelet (2); and the staminate (3) displayed. SORGHUM (Broom Corn).—A fertile spikelet of Sorghum nutans (In-’ dian Grass Wood Grass) enlarged, with a sterile pedicel (having no flowers on the flower stem) on each side (1); the spikelet dis- played (2). i ra %) Genera o} Jrasses Age b XIV el Gen chrus 2*AY a a . Grianthus Sorghum ‘ We if f ‘ie eat ae oe SENN Breerejul Sw¥U CENA y" pO we SEU GMOS S ees chk ARAL Ue Se te Wy Siete voce co ne INA Oi gi vauiveu rec ee eld dee ioe as Uorgugey vavesn c= ae WW Yai iin ceaoee W WY \\ \ WN WU ly ld i Wy ena rente Ways eh haters Y WY We Neves NY yee \ aay v Vad Vda : BIS NS) vee. Ny uv v Aad we ws ae 5 ¥ ne wives NY WM ei terrane NUN Rien Meo VMN vi oF PRE Rw Neen a wy Ne wwe Wi Wren iy wa eich Mae Wielneow RAN Wi Wy ae Wee "ach UN sate ae vate Y WWW Jv WW NY J wa 4 baa yy Mihaly CNA We a eaten vivevenit Suniel Vee weitiinasas Weveuyvueyicawn we Ue yyy VOY vow evs Ho i eg a OM SR IMI ca Sa VE OVS Y ‘ Nyt Wi ad Cy Wgpeeeunlend a ayse NIN Vivivi 4 wy Ne Ay | Ny nti i Wide : oer vit “a eye ciatuc tudes e Maye a UUNSoUY MYON WM YUey Y v 1\)\_ Anes ff) nas | { i i vi ‘Ce Nl eat retin, : ei ne = wAlvaiih Hh Mn i eva i YY, | MLAB MZ ih} Wuyi MOY bt Minn Neato a thie ncaa ON a MUNI ONT Ti itnccce. sees seem aiie 4 My Woe aoe y Wwiyy WYNN e : WW Wy [ie A i wy ; ne id hi Vv WN ef V VW: » | + i) del vv Mi uA) Aalto oe NN Se ’ Wee, i iM WW Waving ‘ Ver. Mgewuue IY v oy ak hie Mi Wiy*v pee SiR See itt uid ve pigs a NY MVLVY Ny Wiike lly ald WW : Vay x * ) WAV Wi Wyeast ee ed ead Whoa aha ye | ye Nye: Mee Wy N, WW) et ey Ve Se Sv: “i s Sve. ju MV | wayyy et eeu rates ene eat aA Ny WW ENG MEY YW WM i vie =) ei eeNY Wy? ivy gUVUOd yy UUM ph v NWA) del Wey US yay Yo uuu IAN I A ill uy sie A, Pati LN NLL Wt Wy WN UWeges ce Peni “a : Wy sd | 4 “ie Wy V. Vv i V | TARGA Wyse Mei waiving Wy Wy cea eames Wily SO OS ehh ae Re ane Wy vy wy ; Wy WU 4 | ¥v SAT hg ay ee SS he AT GAGS CIC os Nl wi Me Wy Ni aie, be Priyy wu FW iiva.: i aia oN ty dtd CY ee SO). : igeveve yyy \ WW Ws) v MARR CS. WN vie AN Sy ely Wiviicies o OSy J We eiaes : ay Rae VW yy V WV Ww Wd Wiwoye JN PAU WY Wu. WU owes SAV dele yievive JV VY Wy vv ha hk Ny AN Nye ; WiWvy Ww s Mew Mavenaees wedi wy) Pa eal OMY Wun v¥ WON yh ave yh WNW Wii agacee! WWW Wu MVNA ¥ JAS AAAYA 4 wy Realy Be EV oe ue Wi Wyayy WANN ON Re YON \y , vv NN UU W tN SORE: me Ra ak a hh WALA LIBRARY OF CONGRESS DCAM OO027bbG459 |