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Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Drosera L.

DROSERA L., 1753

Sepals 5 or 4 or 8, connate at base or gamosepalous; petals and stamens same number as sepals; carpels 3-5. Capsule loculicidally 3-5-valved; style branches 3-5, often again divided; seeds ∞ . Herbs or subshrubs, mostly perennial, furnished with irritable glandular hairs. Subcosmopolitan genus with some 100 spp., well developed in Australia. Five of the N.Z. spp. occur in Australia and Tasmania. D. spathulata extends to Malaya, China and southern Japan. D. stenopetala is endemic to N.Z.

Key

1
Plant with Ify subscandent stems
6. auriculata
Plant with much abbreviated stems, lvs radical
2
2
Lvs once to several times forked
5. binata
Lvs not forked
3
3
Lamina orbicular, not > 3 mm. diam.; stipules > lamina
3. pygmaea
Lamina spathulate to linear, 1 cm. or more long; stipules absent or much < lamina
4
4
Stipules 5 mm. or more long, laciniate
4. spathulata
Stipules absent or obsolete
5
5
Lvs linear, lamina not expanded
1. arcturi
Lvs spathulate, lamina distinctly expanded
2. stenopetala
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