RANUNCULACE^E. IV. THALICTRUM. 



lateral leaflets for the most part ovate-acute, and very entire, 

 terminal ones, as well as the superior lateral ones, trifid or bifid. 

 Petiole with an orbicular membranous toothed wing at the base 

 on each side. Flowers yellow. 



Squarrose Meadow- Rue. Fl. June, Jul. Clt. 1806. PL 1 ft. 



25 TH. SIBIB.ICUM (Gsert. fr. 1. p. 355. t. 74.) stem round- 

 ish ; flowers panicled, drooping ; leaflets smooth, ovate-cuneated, 

 trifid with acute, entire, or acutely cut lobes. I/ . H. Native 

 of Armenia and Siberia. Flowers light yellow. Plant glaucous. 



Siberian Meadow-Rue. Fl. Ju. Jul. Clt. 1775. PI. 1 to 3 ft. 



26 TH. MINUS (Lin. spec. 769.) stem round, mealy ; flowers 

 loosely panicled, drooping ; leaflets smooth, roundish, toothed at 

 apex, glaucous ; pericarps acute, furrowed. I/ . H. Native al- 

 most throughout Europe, as well as Siberia, in mountainous 

 pastures. In Britain, in chalky pastures, especially such as are 

 rather mountainous, or in shell sand on the sea coast. Smith, 

 eng. hot. t. 1 1. Fl. dan. t. 732. Jacq. aust. t. 419. Stem zigzag. 

 Leaves doubly pinnate, then ternate ; leaflets broadly cordate 

 or wedge-shaped. Stipulas rounded. Sepals pale-purple with 

 white edges. Anthers yellow. 



Lesser Meadow-Rue. Fl. June, Jul. Britain. PI. ^ to 1 ft. 



27 TH. COLL!NUM (Wallr. sched. crit. 259.) stem leafy at the 

 base, intercepted with approximate internodes ; leaves green on 

 both surfaces, smooth, radical ones sessile, crowded ; leaflets ovate 

 or cordate, roundish, bluntly trifid ; flowers panicled, drooping ; 

 pericarps ovate, equally ribbed, crowned by the straight style. 

 If. . H. Native of Saxony in fields about Halle. Th. minus, 

 Spreng. fl. hal. 156, exclusive of the synonymes. Sepals pur- 

 plish. Anthers yellow. 



Hill Meadow-Rue. Fl. June, Jul. Clt. 1800. PI. 1 to 1 1 ft. 



28 TH. SAXA'TILE (Schl. pi. helv. D. C.syst. 1. p. 178.) stem 

 round ; flowers panicled, erect ; leaflets smooth, roundish, toothed 

 atapex, glaucous underneath ; pericarps acute at both ends. If. . H. 

 Native of middle Europe in woody hills and mountain valleys, 

 especially in Alsace, Switzerland, and the Pyrenees. Th. minus, 

 Poll. pal. No. 522. Very like Th. minus but distinguished from 

 it by the stem being green but purple at the base, and destitute 

 of mealiness, as well as in the flowers being erect. Anthers yellow. 



Rock Meadow-Rue. Fl. Ju. Jul. Clt. 1819. PI. 1 to 2 ft. 



29 TH. CALA'BRICUM (Spreng. pug. 1. p. 37. No. 67.) stem 

 roundish, destitute of mealiness ; panicle of flowers somewhat 

 racemose, contracted, leafless ; leaflets roundish, bluntly 3-lobed, 

 rather glaucous underneath ; pericarps deeply furrowed, tapering 

 to the base. If. . H. Native of Calabria on Mount Leone and 

 of Sicily. Moris. Hist. 1. sect. 9. to 20. f. 16.? Flowers 

 yellow. 



Calab ian Meadow-Rue. Fl.Ju.Jul. Clt. 1800. PI. 2 to 3 ft. 



30 TH. ELA'TUM (Murr. syst. ed. 14. p. 513.) stem roundish, 

 destitute of mealiness ; flowers panicled, erect ; leaflets smooth, 

 ovate, somewhat cordate, and somewhat trifid ; pericarps ob- 

 tuse at the base. If. . H. Native of Hungary. Jacq. hort. vind. 

 3. t. 95. Intermediate between Th. saxdtile and mdjus, differing 

 from the first in the pericarps being obtuse at the base not acute, 

 and from the second in the flowers being erect not drooping. 

 Flowers with white sepals and yellow anthers. 



Var. fl,ambiguum (Schl. pi. helv.) l/.H. Native of Switzer- 

 land on the edges of fields in the valley called 15inn. 



Tall Meadow-Rue. Fl. August, Sept. Clt. 1794. PI. 5 ft. 



31 TH. MA'JUS (Murr. syst. 513.) stem round, destitute of 

 mealiness ; flowers loosely panicled, drooping ; leaflets smooth, 

 trifid, glaucous underneath, with ovate mucronate lobes ; peri- 

 carps obliquely rounded at the base. If. . H. Native of Switzer- 

 land, Dauphiny, and Cevennes, on dry bushy hills. In England 

 at Baydales, near Darlington ; also on the margin of Ulswater. 

 Jacq. aust. t. 420. Smith, eng. bot. t. 6 1 1 . Stem purplish, angular 

 on the upper part. Sepals purplish-green. Anthers yellow. 



13 



Stipulas crescent-shaped, 



Leaves triply pinnate then ternate. 

 notched. 



Greater Meadow-Rue. Fl. June, Jul. England. PI. 3ft. 



32 TH. NU'TANS (Desf. tabl. mus. ed. 1. p. 123.) stem round, 

 destitute of mealiness, flowers loosely panicled, drooping ; leaflets 

 3 to 5-toothed at apex, acutely cut, glaucous beneath ; pericarps 

 oblique and obtuse at the base. l/.H. Native of the Alps of Sa- 

 voy. Th. acuminatum, Spreng. pug. 2. Very like Th. mdjus. 

 Flowers yellow. 



Nodding Meadow-Rue. Fl.Ju.Jul. Clt. 1819. PI. 2 to 3 ft. 



33 TH. ME'DIUM (Mjirr. syst. 513.) stem round, destitute 

 of mealiness ; flowers loosely panicled, erectish ; leaflets smooth, 

 oblong, wedge-shaped, acutely trifid, upper ones undivided, lan- 

 ceolate. If. . H. Native of Hungary and Tauria, on hills. Jacq. 

 hort. vind. 3. t. 96. Th. diffusum, Schrad. Flowers yel- 

 lowish. 



Middle Meadow-Rue. Fl. June, Jul. Clt. 1789. PI. 2 ft. 



34 TH. TRIGYNCM (Fisch. inlitt. D. C. prod. 1. p. 14.) stem 

 furrowed, erect ; flowers very loosely panicled, erect, with 3 

 styles ; leaflets smooth, oval, wedge-shaped, acutely trifid, glau- 

 cous beneath. If. . H. Native of Dahuria. Pericarps 1 to 3 

 oblong, striated. Flowers yellow. 



Three-styled Meadow-Rue. Fl.Ju.Jul. Clt. 1818. PI. 2 ft. 



35 TH. CONCINNUM (Willd. enum. 584.) stem round, straight ; 

 flowers drooping, disposed in a very ample spreading panicle ; 

 leaflets smooth, wedge-shaped, trifid, acute, with the middle lobe 

 usually 3-toothed. If. . H. Native of? Stem erect, purplish. 

 Radical leaves quadriternate, cauline ones 3-parted, with the 

 partitions bipinnate. Flowers white with yellow anthers. 



Neat Meadow- Rue. Fl. June, July. Clt? PI. 3 feet. 



36 TH. GLAUCE'SCENS (D. C. syst. 1. p. 180.) stem round, 

 straight ; flowers drooping, loosely panicled ; Stipulas small, at 

 the base of the ramifications of the petioles ; leaflets smooth, 

 3-lobed at the apex. I/. H. Native of Russia ? Resembles 

 Th. aquilegifoHum. Herb glaucous. Stem fistulous. Sepalf 

 oval, purplish. Anthers yellow. 



Glaucescent Meadow-Rue. Fl.Ju.Jul. Clt. 1818. PI. 2 to 3ft. 



37 TH. GALIOIDES (Nestl. in Pers. ench. 2. p. 101.) stem 

 round, a little furrowed, upright ; root creeping ; panicle strict ; 

 flowers nodding ; leaflets linear, narrow, very entire, shining, 

 with revolute margins, ultimate one almost sessile. If, . H. Native 

 of Alsac^fc sandy meadows. Deless. icon. sel. 1. t. 11. Th. 

 angusti^^pnn. Var. ft, galioldes, D. C. fl. fr. no. 4601. Pa- 

 nicle o^iowers resembling that of Galium v6rum. Flowers 

 yellow. 



Lady's Bedstraw-l'ke Meadow-Rue. Fl.Ju.Jul. Clt. 1816. 

 PI. 1 to 3 feet. 



38 TH. ANGUSTIFOLIUM (Jacq. hort. vind. 3. t. 43.) stem 

 upright, round, a little furrowed ; root fibrous ; panicle multiple, 

 erect ; flowers erectish ; leaflets linear-lanceolate, quite entire, 

 shining, ultimate one rather cut, remote. If.. H. Native of Ger- 

 many and France in meadows .-Smd woods. Th. angustissimum, 

 Crantz. austr. 2. p. 79. Stem fistulous. Flowers yellow. 



Narrow-leaved Meadow-Rue. Fl. June, July. Clt. 1793. PI. 

 3 or 4 feet. 



39 TH. LU'CIDUM (Lin. spec. 770.) stem branched, round, 

 somewhat furrowed ; panicle multiple, erect ; flowers erectish ; 

 leaflets linear-lanceolate, entire, shining, ultimate one lobed. 

 11 . H. Native of France, about Paris, and Spain, in meadows. 

 Th. medium, Poir. diet. 5. p. 316. Th. speciosum, Mill. diet, 

 no. 2. Th. longifolium, Krok. fl. siles. 2. 1. p. 242 Pluk. 

 aim. 363. t. 65. f. 5. An intermediate plant between Th. angus- 

 tifolium and medium. Flowers yellow. 



Shming-lewed Meadow-Rue. Fl. June, Jul. Clt. 1739. PI. 

 2 to 3 feet. 



40 TH. NIGRICANS (Jacq. fl. aust. 5. t. 421.) stem upright, 



