M. minimus: annual, dwarf; radical leaves linear; flowers solitary, small, greenish; receptacle becoming much elongated. - Damp sandy or gravelly fields. Fl. May, June.

(3) Ranunculus. Crowfoot. * Flowers white; (aquatics.)

R. aquatilis: plant floating; leaves capillary below three-parted above water, the lobes wedge-shaped and toothed; carpels transversely wrinkled. - Ponds, ditches, and streams. Fl. May, June.

There are several plants more or less closely resembling this, which are by some regarded as mere varieties, induced by varied conditions of growth.

** Flowers yellow; (terrestrial plants.) † Leaves undivided, angulate.

R. Ficaria: rootstock with many oblong tubers; leaves mostly radical, heart-shaped, angulate, smooth, often mottled; flowers yellow, glossy; petals variable, usually 8 or 9. - Pile-wort or Lesser Celandine. - Damp shady places. Fl. April.

Ft Leaves deeply cut.

R. auricomus: stem erect, many-flowered; leaves smooth, three-cleft, the leaflets notched; flowers large, bright yellow; carpels downy. - Goldilocks. - Woods and coppices. Fl. April, May.

R. bulbosus: stem bulb-like at the base, erect, many-flowered; leaves hairy, three-cleft, with trifid cut segments; flowers large bright-yellow, the calyx-lobes reflexed; carpels smooth. - Buttercups. - Meadows and pastures. Fl. May.

R. repens: stems producing creeping shoots; leaves hairy, three-cleft, with lobed or toothed segments; flowers large, bright yellow, the calyx-lobes spreading; carpels smooth. - Buttercups. - Meadows and pastures. Fl. May to August.

R. parviflorus: annual; stem prostrate or ascending; leaves hairy, the lower 5 the upper 3-5-lobed, the segments lobed; flowers small, yellow; carpels tuberculate. - Gravelly fields. - Fl. May, June.