Flora of New Zealand Series

R. trilobatus Kirk in T.N.Z.I. 9, 1877, 547 non Kit. ex Schlecht. Animad. Ran. 2, 1820, 21.

Type locality: S. Catlin River. Type: W, D. Petrie and T. Kirk.

Slender low-growing branching herb up to 10 cm. tall, sparingly clad in long weak hairs; stems and branches slender, prostrate or arching, rooting at nodes; stock very small. Radical lvs in tufts at nodes, on very slender to almost filiform petioles 2-8 cm. long; sheath membr. Lamina 3-foliolate or 3-ternate, ± 1 cm. diam. Lflts long petioluled, entire, acute, or again 3-lobed. Peduncles up to 3 cm. long, axillary or us. opp. small cauline lvs. Fls 4-7 mm. diam.; sepals 5, fugaceous, ovate, membr., pilose; petals 5, narrow-oblong, clawed at base; gland 1 above claw. Achenes 5-10, somewhat flattened, glab.; style short, rather slender, hooked at apex.

DIST.: N. Ruahine Range near Makirikiri tarns, A. P. Druce, BD 63023. S. Lowland to montane damp grassland and streamsides.

FL. 12-2. FT. 1-3.