Herba annua diffusa. Caules 30-50 cm. longa, 1.5-2 mm. diametro, angulosi, tenuiter et breviter pubescentes, rubri, internodiis usque 6 cm. longis. Folia tripartita, segmentis profunde pinnatifido-incisis, lobulis inciso-crenatis, usque 1.5 cm. longa, 2 cm. lata, cordata, utrinque glabra, margine pagina superiore leviter incrassato; petioli breviter pubescentes vel glabrescentes, foliorum basalium usque 6 cm. longi, superiorum breviores; stipulae amplexicaules, semiorbiculares vel late ovatae, obtusae. Pedunculi 1-3.5 cm. longi, 3-8-flori; bracteae plerumque 6, ovatae vel lanceolatae, acutae. Flores pedicellati, pedicellis gracilibus, breviter glandulosis, usque 4 mm. longis calycis calcari excluso. Calycis calcar pedicello multo latius, sepala versus sensim ampliatum, glandulosum, 2-2.5 mm. longum; sepala ovata vel lanceolata, 3 mm. longa, extra glandulosa et pilis paucis brevibus instructa. Petala 3 mm. longa, dilute rosea, 2 superiora ligulata, 3 inferiora spathulata. Stamina fertilia 5, antesepala, sepalis breviora; staminodia 5, antepetala, brevissima. Ovarium dense villosum. Fructus rostro excluso subglobosus, 2.5-3 mm. longus, 3 mm. diametro; rostrum 2.5-3.5 mm. longum, breviter puberulum; semina oblongo-obovata, plana, glabra.
Low-spreading annual, 0.05-0.20 m high; stems up to 0.5 m long, internodes long, angular, furrowed, reddish. Leaves with lamina cordate to reniform, 10-40 x 10-60 mm, 3-5-palmately lobed, upper leaves much smaller and deeply incised; almost glabrous to fairly pubescent, hairs short, glands interspersed, aromatic; petioles reddish, 10-30 mm long. Inflorescences of compact, 3-50-flowered pseudo-umbels. Petals whitish, pink to beetroot-purple. Flowering time all year.
Dwarf, ± prostrate annual. Leaves cordate or ± digitately lobed, often purplish, 50 x 40 mm. Flowers up to 50, ± 8 mm diam., purple; hypanthium ± 3 mm long, shorter than pedicel. Year-round.
Dwarf, ± prostrate annual. Leaves cordate or somewhat digitately lobed, often purplish, 5 x 4 cm. Flowers to 50, ± 8 mm diam., purple; hypanthium ± 3 mm long, shorter than pedicel.