38 



RANUNCULACEJE. XIV. RANUNCULUS. 



Chili Crowfoot. PI. to 1 foot. 



133 R. LAPPACEUS (Smith in Rees" Cyclop, no. 61.) leaves 

 villous, stalked, pinnate or pinnatifid, with ovate, trifid, sharply 

 and deeply lobed segments ; stem erect, many-flowered ; calyx 

 spreading ; carpels terminated by hooked points. If. . H. Native 

 of New Holland near Port Jackson. This species is allied to 

 7?. pinndtus, but the carpels are not tuberculated. 



Var. /3, obtusatus (D. C. syst. 1. p. 287.) leaves shorter and 

 blunter, 3-parted ; stem almost naked, 2-flowered. 



Var. y, pubescens (D. C. syst. i. p. 287.) stem and petioles 

 clothed with pressed hairs ; calyx hispid. 



Burdock Crowfoot. PI. 1 foot. 



1 34 R. PILOSUS (H. B. et Kth. nov. gen. and spec. amer. 5. 

 p. 45.) stem forked, ascending ; petioles beset with spreading 

 hairs ; leaves pinnate, with trifid grossly toothed segments, those 

 of the upper ones linear, oblong, all clothed with close pressed 

 hairs ; calyx reflexed, nearly smooth ; carpels terminated by 

 straight points, if. . F. Native of South America, particularly 

 about Santa-fe-de-Bogota. Carpels disposed into globose heads. 



Pilose Crowfoot. PI. \ foot. 



135 R. NEPAULE'NSIS (D. C. prod. 1. p. 39.) stem erect, dicho- 

 tomous, hairy as well as the leaves, lower leaves ternate ; leaflets 

 oblong-cuneated, lobed and toothed, upper ones 3-parted, entire ; 

 calyx villous, reflexed, a little longer than the oblong, blunt 

 petals ; carpels ovate, with straight points. If . H. Native of 

 Nipaul. R. trilobatus. D. Don. prod. fl. nep. p. 194. R. ter- 

 natus. Thunb. 



Nipaul Crowfoot. PL 1 foot. 



136 R. PETIOLA'RIS (H. B. et Kth. nov. gen. etspec. amer. 5. 

 p. 45.) radical leaves on very long stalks, clothed with close-pressed 

 silky-pubescence ; partitions, trifid, deeply toothed ; floral leaves 

 3-parted, with linear lobes ; stem erect, forked ; calyx reflexed. 

 If. F. Native of Mexico near Santa-Rosa. Carpels ovate, 

 glabrous, terminated by very short straight points. 



Long-stalked Crowfoot. PI. 1-2 feet. 



137 R. DICHOTOMUS (Moc. et Sess. fl. mex. ic. ined. D. C. 

 syst. 1. p. 288.) leaves smoothish, radical ones on very long 

 stalks, bipinnate ; stem erect, dichotomous ; calyx reflexed. 

 If . F. Native of Mexico. Flowers like those of R. bulbosus. 

 Carpels terminated by straight points. Radical leaves longer 

 than the flowering stem. 



Dichotomous-stemmed Crowfoot. PI. 1 foot. 



138 R. PE'USICUS (B.C. syst. 1. p. 288.) leaves smooth, ra- 

 dical ones stalked, pinnate, with S-lobed segments : lobes ovate, 

 cuneated at the base, and regularly toothed at the apex ; stem 

 leaves ternate, uppermost ones 3-parted, rather pubescent ; stem 

 erect, dichotomous, clothed with close-pressed pubescence ; calyx 

 spreading, villous on the outside. 7f . H. Native of Persia. 

 Flowers about the size of those of R. repens, or a little larger. 



Persian Crowfoot. PI. 1 foot. 



139 R. PLEBEIUS (R. Br. prod. nov. holl. vol. 2. ined. D. C. 

 syst. 1. p. 288.) stem erectish, dichotomous at the base, and is, 

 as well as the petioles, beset with spreading hairs, but smoothish 

 towards the apex ; leaves ternate, villous, with stalked, ovate, 

 deeply toothed segments ; upper leaves linear, entire ; calyx 

 somewhat reflexed. If. F. Native of New Holland at punters- 

 river, Hawkesbury. Carpels compressed, smooth, terminated 

 by somewhat hooked points. 



Plebeian Crowfoot. Fl. May, June. Clt. 1820. PI. li foot. 



140 R. HIRTUS (Banks and Sol. MSS. D. C. syst. 1. p. 289.) 

 stem erect, dichotomous ; petioles and peduncles very hairy ; 

 cauline leaves stalked, lower ones ternate, with stalked ovate- 

 toothed segments ; middle segment 3-lobed ; upper leaves oval- 

 oblong ; calyx somewhat reflexed. Tf. . H. Native of New 

 Zealand in grassy places near Tigadus, Tolago, Opuragi, and 



Totaranui. Very like R. plebeius. Carpels compressed, end- 

 ing in short straight points. 



Hairy Crowfoot. Fl. May, July. PI. 1 foot. 



141 R. HISPIDUS (Michx. fl. bor. amer. 1. p. 321.) stem erect, 

 branched, clothed with spreading hairs, as well as the petioles ; 

 leaves on long stalks, ternate, upper ones almost sessile : leaflets 

 trifid cut, with lanceolate segments, which are callose at the apex ; 

 pedicels covered with close-pressed pubescence ; calyx pilose, at 

 length reflexed. If. H. Native of North America in wet 

 fields and on the banks of ditches and rivers, from Canada to 

 Carolina, and from the shores of Hudson's Bay to the Pacific. 

 Flowers the size of those of R. dcris. Carpels orbicular com- 

 pressed, terminated by very short points. Neck of root some- 

 what tuberous. 



Hispid Crowfoot. Fl. June, Aug. Clt. ? PI. 1 foot. 



142 R. RECURVA'TUS (Poir. diet. 6. p. 123.) stem erect, 

 clothed with spreading hairs as well as the petioles ; leaves 3- 

 parted, villous, with oval toothed partitions ; calyx pilose, re- 

 flexed ; carpels with hooked points. If. H. Native of North 

 America in shady woods, from New York to Carolina, Labrador, 

 mouth of the Columbia, and on the eastern declivity of the Rocky 

 Mountains. Deless. icon. sel. 1. p. 41. R. lanuginosus, Walt, 

 fl. carol. 159. R. Pennsylvanicus, var. Bir. ren. p. 41. R. sani- 

 culaeformis, Muhl. ex. Rafin. Like R. Pennsylvanicus, but dif- 

 fering in the leaves being 3-parted, not ternate, that is to say, 

 not cleft to the base but confluent, as well as in the carpels 

 being collected into a somewhat globose head, not an ovate head, 

 and in having hooked not straight points. Root almost bulbous, 

 especially with the neck clothed with the sheaths of the petioles 

 of the old leaves. Flowers small. Petals elliptical, almost 

 white, sometimes abortive. 



Var. ft, Nelsonii (D. C. syst. 1. p. 290.) lobes of leaves ap- 

 proximate ; pedicels clothed with close-pressed hairs, length of 

 leaves. 7f . H. Native of the island of Unalaschka. 



Var. Y, Hookerii (stem and leaves smoothish.) Native of 

 North America in mountain woods, north of Smoking River. 



Recurved-styled Crowfoot. Fl. May. Clt.? PI. H foot. 



143 R. PENNSYLVA'NICUS (Lin. suppl. 272.) stem erect, 

 branched, covered with stiff spreading hairs, as well as the 

 petioles ; leaves on long stalks, ternate, villous, with stalked, 

 acutely 3-lobed, and deeply serrate segments ; calyx spreading 

 at length, reflexed, longer than the petals ; carpels with straight 

 points. If. H. Native of North America in low, moist, 

 gravelly meadows, from Canada to Pennsylvania, and from the 

 shores of Hudson's Bay to the Pacific. R. Canadensis, Jacq. 

 misc. 2. p. 343. icon. rar. 1. t. 105. Flowers the size of those 

 of R. acris. 



Pennsylvanian Crowfoot. Fl.Jul. Aug. Clt. 1785. PI. 1 to 2 ft. 



144 R. FASCICULA'RIS (Muhl. in Big. fl. host. ed. 2. p. 226.) 

 stem erect, branched ; leaves ternate, quinate, pinnate, covered 

 with close-pressed hairs ; leaflets oblong-obovate, or cuneated 

 pinnatifid-lobed ; calyx spreading, villous underneath, shorter 

 than the petals ; carpels roundish, compressed, terminated by 

 long recurved beaks, disposed in round heads. If . H. Native 

 of North America in dry places and hills about Boston, and from 

 Canada to the south of Lake Winepeg. Roots numerous, fas- 

 cicled, rather fleshy. 



Fascicled-rooted Crowfoot.Fl. April, May. Clt. ? PI. foot. 



145 R. SCHLECHTENDA V LII (Hook. fl. bor. amer. p. 21. 

 Graham in edinb. phil. jour, for 1829.) radical leaves stalked, 

 3-parted, cut, pilose ; segments wedge-shaped, fringed, with a 

 callose point at the apex ; stem leaves stalked, with ovate-lan- 

 ceolate entire pilose segments ; stem erect, branched, pilose ; 

 carpels smooth, with rather straight beaks, collected into a glo- 

 bular head. 1J. H. Native of North America on the Rocky 



