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

CLEMATIS L., 1753

Sepals 4-8, petaloid, valvate; petals 0; stamens ∞, anthers adnate. Carpels ∞; ovule solitary, suspended. Fruit a cluster of sessile achenes with elongate persistent styles. Soft-wooded lianes or sub-shrubs with opp. us. compound lvs. Some 250 spp., mainly of temperate regions. The N.Z. spp. are endemic and dioec. or polygamo-dioec.

Key

1
Sepals 4
2
Sepals (5)-6-(8)
4
2
Mature plants with lvs mainly reduced to stout petioles; stems stiff, cane-like, close-set
8. afoliata
Mature plants with lvs with distinct laminae; petioles slender; stems slender, scandent
3
3
Sepals linear-acuminate, purplish; upper pair of bracts broad-ovate, connate and sheathing at base
10. quadribracteolata
Sepals lanceolate, obtuse, greenish yellow; upper pair of bracts oblong-spathulate, free
9. marata
4
Lflts pinnate at base, pinnatisect to pinnatifid above
5. australis
Lflts not so divided
5
5
Sepals pure white (may be slightly green-stained at base when young)
6
Sepals pale to full yellow or greenish yellow
7
6
Lflts dark green, very coriac, entire or nearly so
1. paniculata
Lflts bright green, thinly coriac, crenately toothed
2. forsteri
7
Fls in ample panicles
8
Fls in 2-5-fld panicles or solitary
9
8
Lflts coriac.; peduncles stout; sepals tomentose
3. foetida
Lflts membr.; peduncles slender; sepals ± pubescent
4. parviflora
9
Lflts deeply lobed
6. hookeriana
Lflts entire or toothed or shallowly lobed
7. petriei
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