Chamaesyce Gray

Stipules present, distinct, interpetiolar Chamaesyce

Leaves 1–4 cm long, ovate to oblong

Plants glabrous or glabrescent or with 1–2 bands of hairs on stem. Leaves up to 30 mm long, dentate

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Glabrous, prostrate perennial, stems sometimes buried in sand and appearing erect. Leaves ovate. Plants forming a mat up to 1 m diam. Sand dunes near the sea. Fl. spring–summer Chamaesyce psammogeton

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Decumbent to ascending annual up to 60 cm high usually with 1–2 bands of hairs on stems. Leaves elliptic to oblong. Widespread. Weed. Introd. from America. Fl. summer Chamaesyce hyssopifolia