917 



SsGLAUCA Gifts 1:138. Durango, Hex. 

 S:GLOMERATA Gifts 1:140. Id. 

 SsHEDEBACEA Gifts 1:135. Nev. 

 S:HIRTEI<IiA Gifts 1:137. Ar. 

 S:II,LINOEjrsiS Gifts 1:131. 111. 

 S: LASIOCABPA Gifts 1:141. Kans. 



S: LEIOCABPA Gifts 1:133. NM 



8: MALACOPHYLI^L Greene. 



"Branches rather stout, soft-pubescent 

 for 2 seasons: Ivs of a rather light g, 

 villous-pubescent on both faces; ter- 

 minal 1ft 1' fully as broad in mid- 

 dle above the more or less sharply cune- 

 ate base, 3-lobed, terminal lobe with 3, 

 each lateral with 2 broad obtuse teeth 

 or lobes; lateral Ifts half as large, 

 round-oval or obovate, crenate-lobed 

 around summit: spikes panicled at ends 

 of branches: bracts tomentose across 

 base, at apex glab, even as to margin: 

 fr sm'ish, blobose, sparsely hirsute." 

 Gifts 1:138. LA. 

 S:NOBTONI Gifts 1:132. Kans. 

 S:OREOAHA Gifts I:i40. Ore. 

 S: OXYACAJfTHOLDES Gifts 1:134. Colo. 

 S: FUXiCHELXiA Gifts 1:134. Tex 

 S:PUNCTXCTJLATA Gifts 1:137. Ar. 

 S: QUEBCITOLIA Gifts 1:141. Kans. 

 8:QUZVATA Gifts 1:139 based on Rhus 

 trilobata var: q (Jepson, Er 1:141). 



S;RACEMUX,OSA Gifts 1:142. Ar. 



S:SABUX,OSA Gifts 1:135. Tex. 



S:SCABERUI^L Gifts 1:138. Son. 



8: SEBOTINA Gifts 1:131. Mo. 



8: SERRATA Gifts 1:129. NY., Canada. 



north. 



S:SXMFUCXrOUA Gifts 1:135 based 



on Rhus Canadensis simplicifolia 



(Greene, T cl b 16:13). 



SiSTRAMUTEA Greene. 



"Growing twigs puberulent; also foli- 

 age, but this not strongly so, glauces- 

 cent above, more so beneath: terminal 

 1ft 3-lobed and lobes crenate; laterals 

 crenate: fls not y, only pale straw-color; 

 bracts pubescent at base only, above 

 glab and with margin not only naked 

 but scarious: fr?" Gifts 1:139. Along 

 Lyttle Creek, LA Co. 

 S : SUBPINK ATA Gifts 1:133. Colo. 

 8: TBZDOPXYX.X.OXDX8 Gifts 1:141. 

 Okl. 



8:TBZT.OBATA (Nutt) Gifts 1:132. Colo. 

 :TRXWERVATA Gifts 1:137. Ar. 

 SCHMIDTIA Trott, PI Austr 1:12 t 451 

 (1811). 



8. UTRXCUX.OSA Sternb, Fl 2:6, B 2:267 

 as Coleanthus, subtilis. 

 BCHOENOCRAMRE P 3:127. 

 S. UNirOLJA P 3:127. 

 S. PXHKATA P 3:127. 

 S. PYQMAEA P 3:128. 

 ECHOENOLIRXOH Durand, Phil ac J, sr 

 2, 3:103 (1855). 



8. ALBUM Dur, Ic. B 2:159 as Has tings ia 

 alba. 



SCKOENUS L, Coroll Gen 2 (1737). 

 8. NIGRXCAHS L, sp pi 43. Ab 72. 

 SCHIZONOTUS G 12:66 (1876). P 2: 

 65-67 as Solanoa. 



8. PUBPUBASCEJTS G. B 2:463. P 2:65 

 as Solanoa p. 

 SCHOLLEBA Schreb. 

 SCHOLLBRA GRAMINIFOLIA Willd. 

 B 2:187. = Heteranthera graminea fide 

 IK. 

 SCHUBEBTIA Mirl. = Taxodium. 



918 



S. SEMPER VXRENS Spach. B 2:116 as 



Sequoia s. 



8CXZ.X.A L, syst ed 1 (1735). 



8. ESCUX.EVTA Ker-Gawl, bot mag t 



1574. B 2:158. = Camassia Fraseri fide 



Genus SCIRPLS. Linnaea*. 



Ann or per oft rush-like sedges with 

 Ify sts or Ivs reduced to basal sheaths: 

 spkt terete or somewhat flattened, soli- 

 tary, capitate, spicate or umbellate, 

 com subtended by a 1-several-lvd inv: 

 scales spirally imbricated, com all fer- 

 tile or lowest sometimes empty: fls per- 

 fect: perianth of 1-6 bristles or some- 

 times u: sta 2-3. sty 2-3-cleft, not swol- 

 len at base, wholly decid from the ak 

 or its base persistent as a subulate tip: 

 ak triangular, lenticular or piano- con- 

 vex. Bulrush. 

 8. AMERXCAVUS Pers. Ab 67. LA SD. 



Per by Ig rt-stock; sts sharply 3-an- 



gled, with concave sides, erect, 3-12 dm 

 i; Ivs 1-3, nar'ly linear, sh'er than st, 

 keeled; inv bract solitary, If-like, 4-10 

 cm Ig; spk appearing as if lateral, ses- 

 sile in capitate clusters of 1-7, acute, ?- 

 16 mm Ig; scales broadlv ovae, brown, 

 oft emarginate or sharly 2-eicTt. m*d- 

 vein extended into a subulate awn, mai- 

 gins scarious, ciliate or glab; bristles 

 2-6, retrorsely barbed, sh'er than or 

 equaling ak; sty com 2-rVf., ak obo- 

 vate, plano-convex, smooth, dark brown, 

 mucronate. 



Synonymy: S. pungens Vahl. 

 8. ACXCUX.ARX8 L. B 2:221 as Eleocha- 

 rls a. 



8. APUB G 10:78. B 2:224 as Fimbristy- 

 lis a. 

 8. ATROYXREVS Pers. Ab 69. B 2:219. 



Per by slender rt-stocks; sts 3-angled, 

 rather slender, Ify, 6-12 dm hi; Ivs elon- 

 gated, nodulose, rough on markins, 6-12 

 mm wide, 1-2 com exceeding infl; inv Ivs 

 com several, unequal, the longer equal- 

 ing or exceeding rays; umbel 1-2-com- 

 pound or rarely simple; spkt ovoid- 

 oblg, acute, densely capitate in 6's-20's 

 at ends of rays or raylets; scales g'ish- 

 brown, oblg, acute, midvein excurrent; 

 bristles 6, retrorsely barbed above, 

 naked below, about equaling ak; sty 3- 

 cleft; ak oblg-obovoid, 3-angled, pale 

 brown, dull. 



8. BADIUS Presl, Rel Haenk 1:193. B 

 2:218 as pungens.' 

 8, CALIPOBNICUS Britton. Ab 68. 



Much resembling Scirpus lacustris oc- 

 cidentalis in habit and size; sts obtuse- 

 ly 3-angled; inv bract very sh, stoutly 

 subulate; umbel compound; spkt 6-10 

 mm Ig, oblg; scales brown, ovate, awn- 

 pointed by excurrent midvein; bristles 

 sh'er than ak, rather stout, strongly cil- 

 iate at least below; sty 2-cleft; ak obo- 

 vate, plano-convex, nearly w or brown, 

 nar'ed above into a sh point, contracted 

 at base, 1-1.2 mm broad Scripus Tatora 

 Kunth. 



8. CAPU.I.ARX8 L. B 2:224 as Fimbris- 

 tylis c. 



8. CARHTATUS G 7:392. B 2:217 

 S. CERNUUS Vahl. Ab 67. LA, SBar. 



Sts tufted from fibrous rts, slender, 

 5-20 cm hi, sheathed at base; upper 



