941 



942 



tne base : leaves sessile, ovate or oblong, 





T, Fl NY 1:428 t 65. Greene, Cal ac h 



B 1:447> Ore - Me *- Baja: A 



Genus SOPHORA Linnaena. 



SOPHORA ARIZONICA S. Watson. 



Wat 11:135 (1876). B 1:114. 



S. SFECIO3A T, Pac Ry R 4:82 not Bth. 



B 1:115 as Arizonica. 



SOS2T7S L, syst ed 1 (1735). 



S. CAIiIFORKZCA Greene, Fl Fr 54. P 



4:131. 



S. EUMOSA P 4:129. Ar. 



S. OCCIDENT AI.IS Greene, Fl Fr 54. P 



4:131, based on Pyrus occidentalis Wat 



23:263. 



S. SAMBUCIFOIiIA Roem, syn Monog 



3:13;;. B 18" as Pirus S. 



S. SCOPUilNA P 4:130. NM. 



S. SITCHEK'^IS Roem, Ic. B 1:189 as 



Pirus sambucifolia. 



S. STJBVE3TITA P 4:130. Minn. 



Genus 3FAJ3.CJANIUM Linnaeus. 



Marsh or aquatic plants with simple 

 or somewhat branched sts: fls in globose 

 hds along the upper portions of the st 

 and branches, the upper has stam; the 

 lower pist, in the axils of If-like bracts: 

 perianth of minute irreg scales: sta 

 with long slender distinct fll: ova ses- 

 sile, mostly 1-celled: fr nut-like. 

 SPARGANIUM EURYCARPUM E. 

 Da 17? Hanson (Or 1307?) fr not seen 

 Ab 9. B 2:188. 



Sts rather stout, 1-2.5 m hi, branch- 

 ing; Ivs, linear flat, slightly keeled be- 

 neath, the lowest 1-1.5 m Ig, the upper 

 sh'er; stam hds num; pist hds 2-4, ses- 

 sile or more com peduncled, compact, 

 20-40 mm in diam when mature: sty ! 

 stig 1-2; nutlets sessile, 6-10 mm long; 

 perianth, seg as many as angles of fr 

 or with 2-3 outer ones, spatulate or 

 eroded, eaualling the fr. 

 S. SIMPLEX Huds, Fl Angl ed 2, 401. 

 Parry, Wyo 18. B 2:188. Eu. Sib. 

 Variety Aug~astifolium E. Parish, Er 6: 

 85, "Bluff lake, 7400 alt, SBer mts." 

 SPARTINA GLABRA Muhl. 

 SPARTINA FOLIOSA Trin. 



Genus SPECUJLARIA Heister. 

 Ann with Ify slender sts: fls in the 

 axils of the Ivs, bl or p'ish, 1 or 2 brae- 

 teolate: our sp with 2 kinds of fls: the 

 earlier fertilized in the bud, with unde- 

 veloped cor and 3-4 ex-lobes; the lattar 

 with ordinary fls and 5-lobed ex: cor 

 rotate or nearly so. 5-lobed or -parted: 

 stigs and cells "^of the ova 3, sometimes 

 ^-4: cap prismatic or cylindraceus, de- 

 hi^cent by sm valvular openings on the 

 ride? r.t the middle or near the summit. 

 A 1:381. 



Legouzia Durand. 



Submenus DYSMICODON. Flowers di- 

 morphus. Capsule rather short, straight, 

 not disposed to split. 

 SPECULARIA BIFLORA A. Gray. 

 A 1 :381d. Br 1:203 Cruz; Z 1:114 Cat. 

 P 1:446. Da 10. Z 1:208. Baja! Ab 386 as 

 Legouzia biflora Britton. 

 Stem slender, simple or branched from 



Stouter, with clasping cordate leaves. 

 SPSIHODSI.A Schleiden. 



Anth-cells bilocellate by a vertical 

 partition and dehiscent longitudinally: 

 ova 2-ovuled: frond 7-11-nerved or more; 

 rtlets several, with axile vascular tis- 

 sue: otherwise nearly as Lemna. 

 S. FOZ.Y&Z61IIZA Schleid. B 2:190. 



Fronds round-obovate, p beneath, 2-4" 

 in diam, distinctly about 7-nerved; rts 

 clustered, com 3-5: bract saclike: ovules 

 amphitropous. Cosmopolitan; Ore, Nev. 

 Genus SFERGTTLA L. 



Ann branched herbs, with subulate 

 stipulate Ivs, much fascicled in axils: 

 Us w, in terminal cymes: sep and pet 5: 

 sta 5 or 10: sty 3, alt with sep: cap 5- 

 valved, valves opp sep: sds compressed, 

 acute' v m^emed or winged. 

 S. ABVS2TSIS L, sp pi 440. B 1:71. Ab 

 148. Da, er 1:102 LA Co. 



Slender, glab or sparingly pubescent, 

 branching from base, erect or ascend- 

 ing 15-45 cm hi; Ivs narrowly linear or 

 subulate, 2.5-5 cm Ig, clustered at nodes, 

 appearing verticillate; stipules minute, 

 connate ;fla 4-6 mm broad, num, in loose 

 terminal cyrrfes; pedicels slender divari- 

 cate; sep ovate, 3-4 mm Ig, slightly 

 longer than pet; sta 10 or 5; cap ovoid, 

 longer than the ex. Eu. Corn-spurry. 

 S. SAGINOIDES L. B 1:70 as Sagina 

 Linnaei. 



SPZSGTJTiABIA Pursh. A 1:157 as 

 Tis.sa. 



S. RUBRA T, Pac Ry R 4:70. B 1:71 as 

 Lepigonum macrothecum. 

 SFHAvJUXiS Bth. A l:146d. 

 S. OAljTCDTA Bth. Par 46 t. Br 1:215 

 Rosa (cites fragans as a synonym). B 

 1 :58. 2:477. A 1:1 46d. 



Variety WAZ.J.ACEI G. Ab 346. Da 14. 

 A 1:147. 



S. FBAGEANS P 1:38. A l:364d. Mc- 

 Clatchie. Er 2:124 Cat. Br 1:215 as caly- 

 cina. Greene Cal ac b 2:409. 



Type locality: "south side of Cruz." 

 Genus SPHAERAL.CEA S. N. Hilaire. 

 Fl Bras Mer 1:209 (1525). 



Differs from Malvastrum in the 2- 

 ovuled cells of ova, the lower ovule as- 

 cending, the upper pendulous and oft 

 abortive in fr. 



S. ACTSZilFQXiIA Nutt, Parry, Wyo 20. 

 R. AZiBZFZ>OBA Rose. CNH 1:81, Rosa- 

 ]?a. 

 SPHAERALCEA AMBIGUA A. Gray. 



Tomentulose; thick crenulate-toothed 

 Ivs, fls rose to w, pet %-l! Ig; ex 4-6" Ig. 

 So Cal. Ar. Nev, Quintin! Ha 95. 

 S. AXGTTSTIFOIilA. Spach. B 1:86. 



Slender, erect 2-4 hi, hoary-pubes- 

 cent: Ivs oblg to nar-lanceolate, 2' Ig, 

 com subcordate or rounded at base, oft 

 somewhat lobed below, crenate or rather 

 coarsely toothed, on sh petioles: fls sm, 

 in a naked or oft Ify nar raceme; ex 2-3" 

 Ig, with acute or acuminate lobes: fr 



