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Rae: RANUNCULACEAE. 439 
** lowers yellow. 
Villous. Leaves coriaceous, rounded-cordate or reniform, crenate- 
lobed a e ¥; ne ag .. 4. R. insignis. 
Almost glabrous, Leaves submembranous, reniform or sub- 
peltate us oe ” Re ss .. oO. RK. lobulatus. 
Glabrous. Leaves broadly oblong, crenate. Achenes only 
slightly hairy.. = i Be ts .. 6. BR. Godleyanus. 
B. Stems erect, without creeping stolons. Achenes glabrous, turgid or angled, not 
compressed nor margined, never muricate or tuberculate. 
* Stems usually stout, 4-16in. high. Leaves broad, reniform to ovate, coarsely 
crenate or dentate or lobed. 
Leaves reniform to ovate. Scapes l-many-flowered. Petals 
twice as long as the sepals .. 7. BR. Monroi. 
Leaves rounded-reniform. Scape thickened above, seldom more 
than l-flowered. Petals not much longer than the sepals .. 8. R. pinguis. 
Leaves reniform in outline, 3-lobed to the middle. Scape 3—5 in. 
high, 1-3-flowered. Achene turgid, 2-winged at the base .. 9. R. Grahami. 
** Stems tall, slender. Leaves deeply cut and lobed. Petals narrow, 8-16. 
Pilose, stems 1-3 ft., many-flowered. Flowers 1-l}in. diam. .. 10. R. novicola. 
Glabrous or slightly pilose, stems 6-10 in., few- flowered. Flowers 
3-lin. diam. .. ‘3 yes “a - .. LL. RB. geraniifolius. 
*** Stems short, simple. Leaves usually all radical. Scapes 1-flowered (1-3- 
flowered in R. Haastii, and sometimes 2-flowered in Rk. Hnysit). 
Glabrous, 6-l5in. high. Leaves 3-5-foliolate. Scapes 1-5. 
Achenes ovoid ; styles short, straight or curved 4 12. R. Enysii. 
Pilose or nearly glabrous, 6-l5in. high. Leaves 3-0- partite. 
Achenes fusiform, narrowed into a long spirally recurved style 13. R. tenuicaulis. 
Short, stout, glabrous, almost stemless. ‘Leaves all radical, fleshy 
or coriaceous, palmatipartite or 3- foliolate or 3—-5-lobed. 
Leaves few, coriaceous, palmatipartite ; segments laciniate. 
Scape |!-3-flowered, with crowded laciniate bracts under 
the flowers .. . 14, A. Haastir. 
Leh ao biternately multifid, glaucous and fleshy : ; " segments 
jin. long. Scape shorter than the leaves - . 15. BR. ertthmifolius. 
Leaves many, 3-partite, segments lobed. Scapes shorter 
than the leaves .. .. 16. RB. chordorhizos. 
Leaves 3-8, transversely oblong, 3- lobed to the middle. 
Scape longer than the leaves .. 17. BR. paucifolius. 
Small, orbicular-reniform, 3-lobed to the middle ; "lobes cre- 
nate. Scape longer than the leaves .. .. 18. BR. Berggrent. 
Small, leaves trifoliolate, leaflets lobed or partite. Scape 
longer than the leaves : . 19. RB. novae-zealandiae 
Stout or slender; silky, pilose, or glabrate. "Leaves all radical ; 
pinnate, pinnatisect or pinnately multifid. 
Stout. Leaves tripinnatisect, usually copiously silky. Scape 
stout. Flower large 20. R. sericophyllus. 
Characters of R. sericophyllus, but scape usually 2-3- flowered 21. Rk. Baughani. 
Slender, almost glabrous. Leaves bipinnatisect or mutifid ; 
segments very narrow. Scape slender. Flowers small .. 22. hk. Sinclairit. 
Slender, pilose. Leaves pinnate ; pinnae 3-lobed or -partite ; 
segments oblong or cuneate. Scape siender. Flowers 
small oY. 4 ie ” 3 .. 238. R. gracilipes. 
C. Stems not creeping. Achenes glabrous, compressed, with a thickened margin, not 
muricate. (Achenes sometimes obscurely compressed, but always thinner than in 
the previous section. The margins are apparently not thickened in KR. aucklandicus. ) 
Tall, slender, often nearly 3 ft. high. Petioles often more than 
12in, long. Laminae 1-3 in. long, trifoliolate. Style strongly 
curved a. - mat o ‘is .. 24, kh. Urvilleanus. 
Smaller and stouter than above, 5-i5in., hirsute. Flowers 
smaller ae “5 ‘is ie 4 -. 20. R. hirtus. 
