Ranunculus Arvensis. 
Corn Crowfoot. 
RANUNCULUS. Linn . Gen. PI. Polyandria Polygynia. 
Cal. 5-phyllus. Petala 5 intra ungues poro mellifero. Sem. nuda. 
Raii Syn. Gen. 15. Herbas semine nudo polyspermy. 
RANUNCULUS arvenfis feminibus aculeatis, foliis fuperiqribus decompofitis linearibus. Linn. Syjl. 
Veget. ed. 14. Murr. p. 518. FI. Suec. ed. 2. p. 197. Sp. PI. ed. 3. v.l. p. 780. 
Hudf. FI. An§. ed. 2. p. 242. Light/. Scot. v. 1. p. 294. Scop. Cam. v. 1. 
p. 400. ed. 2. 
RANUNCULUS feminibus aculeatis, foliis tripartitis, lobis longe petiolatis, bi et tnpartis, .acute 
incifis. Hali. Hif. n. 117 6 . 
RANUNCULUS arvenfis echinatus. Bauh. Pin. p. 179. 
RANUNCULUS arvorum. Park. Th. 328. fg. 4 - Crawfaote of the ploughed fields. Raii Syn. ,i. 3. 
p. 248. Corn Crowfoot. 
RANUNCULUS arvorum. Crowfoote of the fallowed field. Ger. Herb. p. 805. emac. p. 951. f 3 - 
RADIX annua, fimplex, fibrofa. 
CAULIS ere&us, pedalis et ultra, teretiufculus, hinc a 
fubcomprelfus, inferne lasvis, fuperne hir- \ 
futulus, ramofiffimus, ramis ante florefcen- 0 
tiam fubnutantibus. x 
FOLIA pleraque alterna, fuperiora qusedam oppofita, <| 
fubpetiolata, vaginantia, tripartita, laciniis tri- ^ 
fidis, patentibus, lacinulis lanceolato-linearibus, § 
bi-trifidis, acutiufculis, bafi anguftatis ; radica- 0 
lia petiolata, laciniis latioribus. 3 
FLORES flavi, minores. 
PEDUNCULI foliis oppofiti, iis paulo longiores, patulo- § 
• ere£ti, teretes, pubefcentes, folitarii, uniflori. q 
CALYX: Perianthium pentaphyllum, foliolis ovatis, | 
concavis, lutefcentibus, bafi albidis, deciduis, g 
fg- 1 - \ 
COROLLA: Petala 5, obovata, intus nitida, extus ? 
venofa, unguibus parvis, fg. 2. \ 
NECTARIUM fovea in fingulo petalo fupra unguem, S 
fquamula emarginata claufa, fg. 3. ^ 
STAMINA: Filamenta circiter 16, corolla dimidio 
breviora; Anther y ere&ao, oblongae, ob- 
tufe, didymas, petalis concolores, fg. 4, 5. 
PISTILLUM : Germina numerofa, in capitulum 
colle6ta; Stigmata recurva, fg. 6. 
SEMINA fex ad ofto, echinata, fg. 7. 
ROOT annual, fimple, and fibrous. 
STALK upright, a foot or more in height, round ifh, 
flattened a little on one fide, fmooth below, 
flightly hirfute above, very much branched, 
branches nodding fomewhat before flowering. 
LEAVES moftly alternate, fome of the upper ones 
oppofite, fhort footflalk’d, fheathing, tripar- 
tite, the fegments trifid, fpreading, the fmaller 
divifions lanceolato-linear, bifid or trifid, 
fomewhat pointed and narrowed at the bafe ; 
root leaves Handing on long footflalks, feg- 
ments broader. 
FLOWERS yellow, rather fmall than large. 
FLOWER-STALKS oppofite to and fomewhat longer 
than the leaves, betwixt upright and fpread- 
ing, round, downy, Angle and one-flowered. 
CALYX : a Perianthium of five fmall ovate leaves, 
concave, yellowifli, whitifh at the bafe, and 
deciduous, fg. 1. 
COROLLA : 5 Petals, inverfely ovate, glofly within, 
veiny without, claws fmall, fg. 2. 
NECTARY : a fmall depreffion in each petal above 
the claw, covered by a fmall emarginate fcale, 
fg- 3 - 
STAMINA: about 16 Filaments half the length 
of the corolla; Anther y upright, oblong, 
obtufe, double, the colour of the petal, fg. 4, 5. 
PISTILLUM: Germina numerous, forming a fmall 
head; Stigmata bent back, fg. 6 . 
SEEDS about fix or eight, prickly, fg. 7. 
Of the genus Ranunculus there are feveral fpecies which have 
they are fo confpicuoufly fo as in the prefent ; what a difference m 
Ranunculus /celeratus, plants evidently of the fame genus . 
prickly feeds, but no englifh one in which 
fize and form betwixt thefe and thofe of the 
, The Ranunculus arvenfis is a plant common to the corn-fields of molt P? rts r°L E -“ r TL’ T tX 1 " 0 ^ 
abundantly in fome foils than others; it flowers in May and June, an ripens i s e J . 4 o f Qur 
thefe readily vegetate where they are fpontaneoufly fcattered, this fpecies a 
corn-fields, but not of the moll formidable kind. 
