147 



vory veiny or scarcely reticulated, 

 broadly ovate to oblong-ovate, o'b- 

 tuse, dentate or serrate, the base en- 

 tire and varying from cordate to 

 acute, 2-4 i long, the lower on petioles 

 "half i }ong, the uppermost sessile; 

 cor w or pink-tinted, over 1 i long; 

 ex with triangular-lanceolate lobes, in 

 fr ovoid-inflated, 3-fourths to 1 i long; 

 nutlets bk, very smooth, eHiptical in 

 outline, nearly 2 i long. 

 Variety WALLACE! A. Gray. 



Davidson reports from LA Co, and 

 Abrams includes in his Fl LA 346. 

 Genus CLEMATIS Linnaeus. 



Virgin's Bower. Sts woody at base, 

 climbing by aid of the petioles of trie 

 opp Ivs: sep petaloiJ, w or colored, 

 valvate in th'e bud: pistils num: ak 

 in a hd, the styles persistent as hairy 

 or plumose tails, very conspicuous in fr. 

 CLEMATIS LASIANTHA Nutt. 



Abrams, Fl LA 154. 



Branchlets and sep tomentose-pub- 

 escent, foliage less so: Ivs trifoliolate, 

 ellintic to oroicular in outline, truncate 

 or rounded at base, above 3-lobed and 

 coarsely toothed, 1-2 i long; fls polyga- 

 mous, solitary or 3 together on bi- 

 bracteolate peduncles 2 i long, ! 1 / 4-2 1 / 4 i 

 in diam: sep broadly oblong; akenes 

 2 li long, supporting- a tail 2 i IOIIK 

 or more, the fr of 1 li forming a hd- 

 like cluster 2-2 14 i broad. 



^_;er mts (Parish 840). Napa Co. 

 CLEMATIS LIGLTSTICIFOLIA Nuttall. 



Nuttall, in T & G Fl 1:9 (1838). 



Type locality: "plains of the Rocky 

 mountains, in open and in bushy places, 

 near streams." 



Coville, CNH 4:.' 5: 



Davidson, PI LA Co. 



Abrams, Fl LA If. 4 



Nearly glabrous, except the infl: Ifts 

 5-7, ovate, cordate or obtuse at base, 

 3-lobed or coarsely laterally toothed 

 about midway, or nearly entire: fls 2 

 i in diam; panicles borne on axillary 

 peduncles '2 i long: fr'ng panicles 6-15 i 

 long. Hall, U 79 



Abundant along water courses in 

 can-ons among the foothills and moun- 

 tains to an altitu "c of 6000 ft. 



Cruz (Greene, Br) ; S Rosa (Br) ; and 

 Cat (Lyon). SBer (Parish 126). 



Ba.ia to Ore, east to New Mexico. 

 Va rlety C \ L T F O : I T FC A S . Watson. 



"Lvs silkv tomentose beneath, often 

 small. SD to the Sacramento, Ari- 

 zona?" S. Witson, Eot Cal 1:3. Baja! 



CLEMATIS PAUCIFLORA Nuttall. 



"Somewhat silky-pubescent: sts more 



slender, short-jointed: Ivs short and 



fascicled; Ifts 3-r>, only 3-9 li long, 



te-obovate to cor late, mostly 3- 



I or-lobed: fis solitary or f e ,v and 



parulel, on pl<rn Jer pedicels: sep thin, 



4- p li lonsr: aken^s ^labrous SD (Nut- 



tnll, Cooper, Cleveland)." Watson, Bot 



Cal 1:3. 



148 



"San Sebastian, El Rancho Viejo," 

 Ba-'a Brandegee, Cal ac pr, sr 2, 2:126. 

 SBer (Parish 704); Santa Cruz Island. 

 Genus THAHCTHCM Tournefort. 



Meadow Rue. Per herbs with tall 

 erect sts from a short rt stocK bear- 

 ing bi-or tri-ternately compound Ivs 

 wun petiolulare (or some sessile) Iffs: 

 tts many, small, panicled: sep in pis- 

 tillate fis 4-'i, in stam lis more com- 

 monly 4, greenish or more or less pet- 

 aloid: pet 0: sta many, with long mu- 

 cronate anth on capillar^ r fll: akenes 

 4-15, veined or furrowed and usually 

 acute at both ends, sometimes iniiated, 

 tinped with the persisten- long styles. 

 THALICTRUM POLYCARPUM S. Wat. 



Davidson, PI LA Co. 



Abrams, Fl LA 156. 



Glabrous, aromatic, l%-3 ft high: 

 Ifts ovate to roundish, %-l i lon.g, t,1e 

 pair below the terminal one u'sually 

 sessile, serrate or incised or divided 

 into 2 or 3 seg, the teeth acute or 

 acutish, rather prominently veined be- 

 neath: panicle 3-6 i long, terminal or 

 with accessory branches from upper 

 axils: sep elliptic to ovate, mostly 

 acute: sta 16-25, anth yellowish; pistils 

 or about the same number, sty purpl- 

 ish: akenes somewhat inflated, the sides 

 marked with anastomosing veins. Ore- 

 gon. Hail, U 80. 



Mts Baja (Or 894); SBer and LA Co 

 (Parish 260). 



Sparingly distributed by Or as T. 

 Fen -fieri Kngemmnn. 

 THALICTRUM OCCIDENTALE A. Gray 



Habit similar to T. polycarpum, Ifts 

 rather larger, panicles more slender 

 and open, the stam very diffiuse with 

 slender elongated pedicels, sty more 

 attenuate: fr 1-6 in .each hi, narrowly 

 oblong (3-4 li long) and narrowed at 

 each end: sd nearly *, i long. 



SBER mts (Parish 1484); Ore; Mont; 

 Wash. 

 THALICTRUM SPARSIFLORUM Turc;.. 



Slender, glabrous, 1-3 ft hign, leaves 

 sessile or nearly so; leaflets y-\V in 

 long, with obtuse orten mucronate 

 lobes: panicle loosely few-fld; pedicels 

 elongated; fr-ing heads nodding, the 

 large divaricate akenes strongly com- 

 pressed, semi-obovate, shortly pedicel- 

 late, slightly nerved. Alk, Sib, Ut, 

 Colo. 



Cuyamaca mts (Or 1502)? 



Genus MYOSURUS Linnaeus. 



Dwarf an with entire tufted radical 

 Ivs and naked 1-fld scapes: sep 5, 

 spurred at base: pet 5.. with a nectari- 

 ferous hollow at summit of the slender 

 claw: sta 5-20: akenes numerous, 

 crowded on a long and slender spike- 

 like receptacle: ovules attached near 

 the summit of the cell. 

 MYOSURUS APETALUS Gay. 



Gay. Fl Chil 1:31, t 1, f 1. 



Gray, Torr cl b 13:2. 



Receptacle in fr oblong or linear, 2-8 

 li long; akenes long-beaked. Ut; Chili; 



