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Show [ 7 J L52 • CONIFERA~. Ephedra orcidrntalis, ~Villd.? From the r rrion h lw ~nth Del Norte and t h c G i I Cl , a 11 d t h c hi 11 b or< I 'ring ll\ e I all e r r i v c r to t h <' de rt we:t of th oloraclo. 1\ shrub 3-4 f'et high wilh ntttn('tous slrndcr branches; its appearan(' •.b inrr that of 'cotch broom . (Spartium . roparium.) The sheaths arc vny loner, 3-]><Htcd with ::;u b u I ate-anuru. nate segments. '],I lU. :i can hardly he h the B . .flm' erita-na of Quito, whi('h is d •scrib~d as h<wing 2-partcd -hPalh. . 'l'hr specimens arc witttout •ither llowcrs or fntil. I f the sp •ci<.'s :houltl prove to ben w, it may be call ·d Jt~. trifur<.: u. . 'J'h re ' <'ems to b still another speci s growing on th tab I· lands of N cw Mexico <liff<·ring from the prrcr ding in it. cry ,'hort sheath . ' Junipcru '. Two undt'lcrminrd sp<•c ics were fountl in eros. ing th country from the Del Nort • to the Gila. Both of them h:n'e the g neral character of .J . . Vir(Tin ·iana. .on is a large tree, with acero e leaves, and a bark bk · that of a p11111 ; the oth •r ba sho rt clo ely appre sed leaves and berri · larger than a buck shol. AMARYLJJIDACF:A~. Agave An~ 'ricana,. Lim.t . . }~oun~\ i1.1 dys ·en cling th ' wt·. tern sl op(' of the Cor<ldlcra · oi ahforma. I hu; 1 • the mag·ney of the M rxi cans . It s h o o t. up a f1 ~ w c r i !1 g ~ t a I k 1 ~ o r 15 f <' •l h i g h . 'J' h • j u icc of the plant aflo~·ds an. mto reatl ng- dnnk ·ai led JHllqu c. Ano~h er spcc.tcs of _agav(•, or a .' t•ry remarkabl' Yt'ni<'ly of thr pyeccdmg was ioun<l m ew M •xteo, west of the D •1 N ortr. It dd~crs from .11: .llrrterri.ca7w in ils Il1U ('.h shorter and broa(lcr leaves, whtch arc fun11shcd w1th small r margmal pine '. !'ucca. The leaves only, of wha.l app ar to h four spe('ic: of th1 genu., occur in the col1ection, but we cannot identify them fo r want of the inflore. ·encc. Spiranthes c ·rnua, R~ich. Low grounds in the Yal1ey of th ]) ·I Norte. CYPERA OEJE. Eleocharis .qu a dr~ngulata, R. B,·ow11. Vall<·y of thr Gila. Cyperus Mr ·haux1anus, chultes. Vallry of th Gila . GRAMlN~~ JE. Chloris alba, Prest. p1kcs umb ·llate-fa r iculate numerous, (8-. 12,) the peduncle inclo ed in a broad compr · : cd . lt cath; sp1kelets 2-ilowcred; upper glume nearly as long a, the ilowers, · 153 [ 7 J 2-tooth •d, with a short awn bdw ('r! th tc. th; low.<)r pa1 'a ?f tl~c ) rfed flowrr obseur ly 3-nrrv ·d ~tbbous 111. the muldl >1 t~a mal~ in ciliate, with long hairs toward: th' summtl; awn tlll'~'t' tnn:s as loner as th~ palt•n;· JI<'Ul ·r Ilower br~ad an<l trunrat , tn closlllg a sho7-t aristiform rudim •nt; thr awn twL '('.as lon~ .as th_' palca. B_<'d of th<' Uila. Vc:ry near C. bwrbata, wluch cl .tfl t·rs tn . the ·n.ttn• glumcs, whirh an only murronat<' (not aw.n •d) Ill t!~<· cnttrc .stt~a.tgbt lower paJ ca of the p('l' fcct flown, and 1n the thtrd or anstdorm flow r, being much cxs<'rtcd. . . . Bout<·lona ra.cemosa, Lagnsca. '! 1nlm erect, stmrh·; sptkes nn-mcrou (20--40) refl , ·tl, :3-Ilowered, low<~r glumc l!rH'<U-nt•bulat ·; upp •r one linc;u-lanct•olate, scabrous, <>nt~re, nearly as l.ong <~s th spik •lrts; ]owC'r pal<•a of the perf •ct flow r llnequaJly ~net~ . pHia.te, pub ·cent abortiv<' flower r du<'<'(l to a slrn<lcr awn, whLC:h ts ru·arly as long a~ thr prrf• ·t flower, furnislwd at t~1e base, with .2 short and incon. pinwus b.ristlrs. Vall('y ~f ~h e Uda, ra~·e .. · Thts plant agrees pretty well w1lh Kunth's descnpllon of B. (Eu,t! uwa,) :ltce- rnoso 'xccpt in the pubcsc 'nt lower palca, an(l the mt n ntc bnstlc~ at th~ base of the n utrr flow r. Whether il b' the plant of Lagas ·a or not i~ v ·ry diffi cult to ddrnninc from his brief charaeter. Jt entainly is vny 1lifl'(•r •nt from B. ,·acemosa o.f. th. 1}nitc'.' Stat' ,, w h i c h h a s a I a r g r 3-a w tH' cl n r u t ( · r fl ow c r , an d d ( 11 s lt n c t f r o m L agas(' a' s, must r c: i ~ • an o t h c r n am <' • "That o f 13 . c 1t ?' l i p end u l a would I><' nppropnate. () h on d r o s i u m c r i o p o d u m , 71. s p . C u l m s i m p 1 r , p u h c s n' n t he I o w ; ::;pikcs4-6, rac<"tnOS' appr cs!wd; spil cs on short woolly JH'd unclcs, pikelds 2-flow(•rcd; flowers distiehous; glum'S vny till 'qual, glabrous, Jin ear- \arl ('('Olatc, m1tGronal ' •ntirr· lower pal<'a of th' p<'rfect fl ower glabro us, bifid at th' <lpex, with a short bristl' bPlween the tl'dh; ncul(•r (l ower pcdict•llat<·, with :3 slcndn awns . . Thi::; iR on of the Hp •eies of" Grama" so 11s •ful as a fotldcr-grasH 1n N<'w Mcxi('o. It is abundant along the 1)(•1 Norte, a11d in lhe r ·gion hetween that rivn nnd th waters of lh • Gila. The culm is sl<•nder, a fool or more in height. ld•av<'s ar<' very narr ow, 2-3 in('h s long, with glabrous sh ·aths; s<·ssilc almost wanting. 1 'pikes nboul thrc •- fourths o{' an inrh long. 'hondrosium fu·ncum, n. sp. Lra\ •s glabrous; spik •s 2-3, ob- 1 on g, I o 1 cat <', s p r<' ad in g; r a ·hi , n c a rl y half t h <' h• n g t h of t h s pi k c s; 1:1pp('r g1umc nearly aR long as t11 • p ·rfcd flower, with lwo rows of piliferous g lands on the back; lower palca deeply 3-clt•ft, the ~· t•gm nts lane olatc and mucrouatc, hairy on the margin; tH'llt('r flow ' 1' of two trun('atr rmarginal • valves, with a 2-valvcd rudimen t of a third flow<·r, atHl3 ~hort stout awns. Uplands bonl•rin~ th<' yallcy of th D ·1 Norte'. This is another of the gras ·cs ('ailed Oramn in ew Mexico, and is the bcsl kirHl, b<'ing almost as ~ootl fodder as oats. J t i' n<'arly allied to .lltheropogon ( Chondrosinm,) oligostfLchyuJn of Nulla\\. Chonclrosium polystachyum, Benth. bot. ulph. p. 56. Uplands bor1l ring the Oila. Th small<•st kind of" Grmna" found on the journ<•y. lt is about 6 inches high, vrry !:dcndcr. 'l'hr spik ·s an• narrowly linear, and almo ·l half an inch long, erect, on short |