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Show [ 174 J 318 of a Ralt lake in lat. 38° and lonO'. 113° ; and constantly occurs in the desert reO' ion south of the Colnn1bia, and bet ween the Cascade range and the R~cky mouutains, as far sontl1 as lat. :34~ .. Tl.lC branches, whe11 old, be. come spiuy, a.· in many other plants of tb1s fatnd~. . Siuce the ucscriptiolJ. of. tlus .genus was pnblt heel lll the first report, (1\Tarcb, 1 43,) Nees has g tv~.;n t~. . t lte t~ame ~f SAu~OBATus; and Dr. Seu. bert lws pnblishecl an account of 1t, w1th a figure, m the Botanische Zei· tung for 1844. Tl~is we have uot yet seen;, but, fron~ the remarks of Dr. Lilldlcy, w Ito lm~ gtven a uote on the genus w Iloolc?r s J onrnal of Botany for .I anuary, 18 l5, it wonlJ seem that some doubt ex1~ted among European botauists as to 1t. aflinities, a~ they had not seen the npe se(•ds. These we have long pos. essed, a.11u unl1esitatiugly referred it to Chcnopodiacim. We reo-ret that our .. ketches of the staminate Ilower · were mislaiu when the arfist was e11graviug the figure. OnroNE cONFEH'l'IPOLJA. Tor·r. and Frhn. Stem pubescent, much branched, ?rcct; leaves alte~aate, ovate, rather obtuse, petiolate, Ulllch crowcleu, t.! lllJrc, so1newhat conaceous, white witll a mealy ernst; bracts broadly ovate, obtuse, e11tire, and the sides without appendages or tubercles. A st11nll shrnb, with rigiu crooked and son1ewhat spiuesceut branches, and of a whiti-;h aspect. Leaves varying from one-third to half an inch iu length, abruptly narrowed at the bn ·e into a petiole, thickly clothed witha white mealy snustauce. Flowers appareutly diceciou~. Sterile not seen. JJracts of the fruit 3- ·l lines long, united about!Jalf way up, distinct above, indurated at the base. Styles di~tinct. Pertcarp very thin. Seed roundish-ovate, rostellate np· ward; the testa coriaceons. Embryo two-thirds of a circle. On the borders of the Great Salt lake. From the description of 0. cori· acea, Moq., our plant seen1s to be a ncar ally of that species. PTEROCIIITON. Torr. and Fr~'m.-n. gen. Flowers uimcious. STAMINATE . Pr. TILLATE. Perigonium ovoid-tubular, 4-wingecl, 2-toothcu at the summit. Ovary roundish; style short; t-itigmas 2, linear. Ovule . olitary, ascending from the base of the ovary, campnlitropous. Frnctifcrons perianth inuurateu, broadly 4-winged, closed, minute! y 2 -toothed at the snmmit; the wings veined and irregularly toothed. Utricle very thin ancl membrauaceons, free. Seed ovate, some· what compressed; the podospenn lateral and very distinct, rostrate ?P· waru. Integument double, the exterior somewhat coriaceous, browmsh, the inner one thin. Embryo 11early a circle, 5urrounding copious mealy albumen. PTERocnrTON occinENTAI~E. Torr. and Frem. ~n unarmed shrub, 1-2 feet high, with numerous slender branches, wh1ch are clothed with a grayish nearly smooth bark. Leaves alternate or fasciculate, linear oblanceo]ate, narrowed at the base, flat, entire, covere~ with a wbit~sh mealy crust. .Flowers somewhat racemose, on shor~ pedt· eels. Fruct1ferous calyx, with the wings 2-3 lines wide, semi-orbtcnlar, c?riaceo-membranaceous, mealy like the leaves, strongly veined;. the mar· gm more or less toothed. Utricle free fr01n the indurated cav1ty of the perianth, extremely thin and transparent. Seed conformed to the utricle, 319 [ 174 ] the cons[)icnons podospcrm po.ssing along- it~ side,· tt b 1 . ._, tle ca \ pomting ob-liquely up ward. This is one of the tllllllcrous sh rubby plan ts of the Cheno d' family that cortslitute a la rge part. of the vcgelation 1 · 11· til "lpo mc.clou". the we!'!. r1 '1 1 c prcct.~ c IO C<l I 1l y o r t I1 1. s p I8 tJ t we cannot e Sd llle SOl s ot 1· a· . t I . · 1 · 1 11 [ 1 1 J 11 tea c. as t 1e a )Cl w~s Jlle.gr~lc ;GJut 1.t wa('. s 1 j 1 )1'0l)a > y r 1 om the l)o rder~ of the Grc;lt Salt lake It 1 alllc(t to rayta o LOO <er lllll .\ruott ;1. shrnb of tl 1 . . 1 · which wa~ found .in seve ral place~~ on both ;ides or tile 1) lei ~nnw am.1 Y· oflclli·i l great a bu ncl a ncc. . \OC cy Ill0ll1lt"l lllh. • I>l NtJS l\lONOPH Y L I. US. 1'01"1' ftJ• (..J }1~ " ( 7'' • · " " J't' ln. ttc nutpine.) Leaves solitary, or very rarely i rJ pairs, wit l1 scarcely ar1y s/ tl · ·1 1 . ' · 1ea 1s, stout and 1'1~1(, ~omew rat pnugt'IJt ~ co~1cs ovotd, tile scales with a tlliok obtu eh· llyramtJal and protubcraut s umllJit, nllarmcd · seed Ia ro-e \VI.tl t · · · · 'II . ' ' ' ' b , 1ou a wm()' A tree wtlh vert1c1 ate ~HatJr.h es and cyluH.lr ical-rlavatc hnds wh'cl : · about tbrcc-founlls of an lllch 111 lcugtll. The leaves ::~ re [1 . 0111 ' -1 1 1 n te .I 1 I{'· 1 1 f ' · • an 111c 1 to two anu ,a ta 1.nc JC~ o:1g: .. o t <~ u, l.Ito n~ or l.css c.urv ~ d, scattered, very stout. tercte, ( cxcrpt 111 the very lttre Cttsc of thetr bewg u1 pairs \VII 1 1t . . r cl . l ) r . . . t '' I e 1 ney ale s~n~t-c1ybtll ndc~~, ~Ill lll$ 1 m a spu1y tr p. Cones about 2~ in r iles loJw, anJ l~IIIC1 ron. 1ll t11e WlC.est p~1 rt. Tlte scn les arc o(' 't 11 ' nJ1t 1 1 I. 1 · b . ' " o - Jrown co or tHe{; the summit o tusely pyramtt]n.l a r1d somewltat 1·cctlt·vc 1 b t · 1 • t · 'l'l 1 , 1 lt, n Wit 1- ou any powt. 1e seec s arc ou ono-, about half an inch lo rr ·ll · 1 1 · · · · ~ 11. , Wt 10tlt a wt1n~; for rat 1cr t 1 1e wmg1 1::~ urdJs.sol ubly acHH~rent to the scale. The ker-ne 1' o a very p casaut favor, rescn1hl 1ncr that of Pinl~s }'Jn11n. I . I . _., " ( ,b b ra. 11s .tree, w :1c 1 IS. remarkable among the trne pine,· for its solitan· leaves, 1s <'xtcll tvely diffused over the mountains of Northern C· 1·r . · · fromlo lll o t J t? ()o d I I . ,litOlUJa. . ng. 0 ""' '.an t ll'Ottg l a COJJS1clcrable ran rre of lat itude. It Is alluded to repeatedly, 111 the co urse of tltc tHlrl''ltt've a" t!1Tl c ·c . ' (. , " e nu t pz·n e. 1e 0111 en.e of the collectwu were uumerous, and sufl'ercd Jess thau ~tost .of the ~tiler plant::;. Some of tlwm clo not nppear to have becu hithertn frescnbcd. .rllere :vas also .au Ephedra, which does not difTer essentially ~~ofml E 1 • ucc.zdentalls, fouud m great plenty 011 the sandy upla11 <Js of the l' o la 1ve nvcr. Descrtj;tion o.f Lite plates. r. Plate l. ARCTOMBCO'r C v· 2 <• ALrFolu..-JcuJ\r. rt.o-. l a stamen rJuurnt''ied· J'/'· au ovule r. rr • fl 3 l . ·::> ' ' '!? Jl- • fl~ 4' . ' nao.J. tg. 'cap ' ll e, lUlL. sz::c; ji(J'. 3, (a,) stigma, ma(J'.; fl,.,. 6 , the ~arne cut hon2ontally, showiug the utures· li,o· 5 a seed maO' · g. 'portwu o[ a l .. [' I I r 'J•<.,. ~ J b ' } ity of 1 f 1 1 lau 1 ~m tllc ea ' ?Jzag.; .fig. 7, bri!:>tle from the extrem- Pla: ;a ; )e, mag.; figs. 8 and D, leaves, nat. size. ma,.· fie rr. 3 IlW OPrs o~oRA'rA. Fig. I, a tlower, mag.; jig. 2, pistil, Pl~te bs. '~ nster of npe legumes, nat. siz~. flovlt>r !lEMONT IA VEUl\UC u LAHJs. F1.g. 1, a very youno- fertile 'v' maO',. fi.rr o 'tll I t: . b mag.; firr 6 4 ' a ,., . '"':'' ovn e, 'lnag.; .J'g. ~3, a fi~rtJ!e flower more advanced~ of the cab!' ' fertile flower at matunty, showiug the broad-winged border horizontaly! x,· fmia.orr· ,· fi(.J~'· 5 ' tl1 e sa· me cnt vertl·c a 11 y; jitg . 6,the same cut Plate 4 y p tg. 7, a seed, rnog.j jig. ' embryo, mag. and 5 lea.ves IN us ~NOPHYLLus. Fig. 1, a bud, nat. size; figs. 2, 3, 4, tionofa pair' 1J~1· stze; fig. 2, (a,) section of a single leaf; fig. 5, (a,) secthe outside . .fio()' ea~es! fig .. 6, a cone, nat. size; fig. 7, a scale, as seen from , o • 8, msu]e Vle w of the same. .. . |