Synonyms: Labordia APNI*
Description: Small shrubs to small trees, rarely scrambling to semi-climbing.
Leaves petiolate or sessile; stipules interpetiolar, sometimes intrapetiolar.
Inflorescences terminal (not in Australia, subg. Labordia) or axillary, simple to much-branched cymose; accessory axes may be present. Flowers 5-merous. Calyx connate at base; lobes imbricate. Corolla campanulate to rotate; hairs, when present, in throat, mouth and often on lobes. Stamens inserted in corolla mouth; anthers 2-locular; connective often forming apical appendage. Ovary superior, 2- or 3-locular; ovules numerous; stigma clavate or ellipsoidal to globular.
Fruit a capsule, 2- or 3-valved, septicidal, often also subseptifragal. Seeds embedded in fleshy placentas, numerous, ellipsoidal to subglobular. Fruit a capsule, 2- or 3-valved, septicidal, often also subseptifragal. Seeds embedded in fleshy placentas, numerous, ellipsoidal to subglobular.
Distribution and occurrence: World: c. 50 species, Mascarenes, Temp. E. Asia, Malesia (Including PNG), New Zealand, Pacific to Hawaii. Australia: 3 species, Qld, LHI.
Text by B.J. Conn and E.A. Brown, Flora of Australia Online [accessed 2 Jun. 2023]. Key by K.L.Gibbons, from characters from Conn, B.J. (1993) Telopea 5(2):301–304.
Taxon concept: B.J. Conn and E.A. Brown, added by K.L. Gibbons 2 Jun. 2023.
| | Key to the species | |
| 1 | Leaves with lamina ovate, 20–30 mm long; petiole 4–6 mm long; peduncles up to 1 mm long or absent; pedicels c. 2 mm long; flowers without scent; calyx 1.3–1.5 mm long with minute hairs on inner surface | Geniostoma huttonii |
| Leaves with lamina narrowly ovate-oblong to oblong-elliptic, 80–115 mm long; petiole 10–15 mm long; peduncles 3–4 mm long; pedicels 4–6 mm long; flowers very strongly and pungently aromatic; calyx 2.5–4 mm long, glabrous | Geniostoma petiolosum |
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