Page:Manual of the New Zealand Flora.djvu/48

*** Stems short, simple. Leaves usually all radical. Scapes 1-flowered (1–3-flowered in R. Haastii, and sometimes 2-flowered in R. Enysii).
Glabrous, 6–15 in. high. Leaves 3–5-foliolate. Scapes 1–5. Achenes ovoid; style short, straight or curved	9. R. Enysii
Pilose or nearly glabrous, 6–15 in. high. Leaves 3–5-partite. Achenes fusiform, narrovced into a long spirally recurved style	10. R. tenuicaulis.
Short, stout, glabrous, almost stemless. Leaves all radical, fleshy or coriaceous, palmatipartite or 8-foliolate or 3–5-lobed.
Leaves few, coriaceous, palmatipartite; segments laciniate. Scape l–3-flowered, with crowded laciniate bracts under the flowers	11. R. Haastii.
Leaves biternately multifid, glaucous and fleshy; segments 1/10 in. long. Scape shorter than the leaves	12. R. crithmifolius.
Leaves many, 3-partite; segments lobed. Scape shorter than the leaves	13. R. chordorhizos.
Leaves 1–3, 3-lobed; segments toothed or crenate. Scape longer than the leaves	14. R. paucifolius.
Small. Leaves orbicular-reniform, 3-lobed to the middle; lobes crenate. Scape longer than the leaves	15. R. Berggreni.
Small. Leaves trifoliolate, leaflets lobed or partite. Scape longer than the leaves	16. R. novæ-zealandiæ.
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	17. R. sericophyllus.
Slender, almost glabrous. Leaves bipinnatisect or multifid; segments very narrow. Scape slender. Flowers small	18. R. Sinclairii.
Slender, pilose. Leaves pinnate; pinnæ 3-lobed or -partite; segments oblong or cuneate. Scape slender. Flowers small	19. R. gracilipes.
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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 said to be not thickened in R. aucklandicus.
Stems branched, leafy, 6–24 in. high. Leaves trifoliolate or biternate. Sepals reflexed	20. R. hirtus.
Small, stemless, 1½ in. high at most. Leaves rosulate, 3-lobed or -partite, exceeding the flower	21. R. recens.
Slender, 3–6 in. high. Leaves trifoliolate; leaflets all stalked, obtuse. Achenes few, 3–5	22. R. Kirkii.
Stems short, simple. Leaves all radical, usually toothed or 3–5 lobed, rarely partite. Scapes 1–5, longer than the leaves. Sepals spreading	23. R. lappaceus.
Stems branched, hirsute, leafy. Leaves coarsely toothed or 3 lobed. Scapes radical and axillary, not exceeding the leaves	24. R. foliosus.
Erect or suberect, clothed with short stiff appressed hairs. Leaves deltoid-cordate, 3-partite. Scapes 1–3-flowered, longer or shorter than the leaves. Sepals spreading	25. R. subscaposus.
Erect, clothed with strigose pubescence. Leaves rounded, 3-partite. Scapes 1 or 2, each with 1–3 flowers	26. R. Hectori.
Erect, strigose-hirsute. Leaves rounded-reniform, 3-partite. Scapes 1–3, 1-flowered. Achenes compressed, margins not thickened	27. R. aucklandicus.