Presentation is loading. Please wait.

Presentation is loading. Please wait.

Bossiaea heterophylla FABACEAE Variable Bossiaea Graham Dowden.

Similar presentations


Presentation on theme: "Bossiaea heterophylla FABACEAE Variable Bossiaea Graham Dowden."— Presentation transcript:

1 Bossiaea heterophylla FABACEAE Variable Bossiaea Graham Dowden

2 The Genus Bossiaea Named after Boissieu de la Martinere, botanist on La Perouse expedition Named after Boissieu de la Martinere, botanist on La Perouse expedition Description des Plantes Nouvelles et peu connues, cultivees dans le Jardin de J.M. Cels (1800) Description des Plantes Nouvelles et peu connues, cultivees dans le Jardin de J.M. Cels (1800) Only found in Australia (endemic) Only found in Australia (endemic) Species: Aus 40, NSW 19, Sydney 7Species: Aus 40, NSW 19, Sydney 7 FABACEAE family (peas) FABACEAE family (peas) Source: Robinson (2003) Field Guide to the Native Plants of Sydney; FloraBase; PlantNET

3 Identification - Genus Source: Photograph Bossiaea bossiaeoides, © Graham Dowden 2007 Stems often flattened Leaves often small Flowers axillary, often solitary 5-toothed calyx Flowers orange to yellow with red to brown marks Fruit a pod, seeds with aril

4 Bossiaea heterophylla hetero – different phylla - leaves Source: Robinson (2003) Field Guide to the Native Plants of Sydney; Fairley and Moore (1989) Native Plants of the Sydney District

5 Identification - Species Shrub to 1m Source: Robinson (2003) Field Guide to the Native Plants of Sydney; Fairley and Moore (1989) Native Plants of the Sydney District

6 Identification - Species Source: Robinson (2003) Field Guide to the Native Plants of Sydney; Fairley and Moore (1989) Native Plants of the Sydney District Stems often flattened

7 Identification - Species Photograph © Graham Dowden 2009 Large flower 7-15mm Yellow standard with red, orange or brown keel

8 Identification - Species Solitary axillary flower 5-toothed calyx Photograph © Graham Dowden 2009

9 Identification - Species Photograph © Graham Dowden 2009 Fruit a brown pod 2-4cm long

10 Distribution - Australia Source: AVH, Australia's Virtual Herbarium Available from

11 Distribution - NSW Source: DECC Atlas of NSW Wildlife Available from

12 Distribution - Sydney Ridges, hillsides, woodland, open forest, dunes Ridges, hillsides, woodland, open forest, dunes Widespread, common, not endangered Widespread, common, not endangered

13 Climate and Soil Soil Soil (Very) infertile, rocky to sandy(Very) infertile, rocky to sandy Sandstones and dunesSandstones and dunes Well drained, intermittent waterWell drained, intermittent water Climate Climate Temperate / coastalTemperate / coastal Rain mm paRain mm pa Temperature °CTemperature °C Source: Wrigley and Fagg (1996) Australian Native Plants; Benson and McDougall (1996) Ecology of Sydney plant species part 4

14 Life Span and Fire Response Life Span Life Span Short to mediumShort to medium 3 years from germination to first fruit3 years from germination to first fruit Seed may be dispersed by antsSeed may be dispersed by ants Fire Response Fire Response Killed or resproutsKilled or resprouts Germinates extensively from seed bankGerminates extensively from seed bank Source: Benson and McDougall (1996) Ecology of Sydney plant species part 44: dicotyledon family Fabaceae. Cunninghamia 4,

15 Pests and Diseases Mature Fabaceae seeds often completely eaten by Lepidoptera larvae – pods empty Mature Fabaceae seeds often completely eaten by Lepidoptera larvae – pods empty Known species seed predator beetle Known species seed predator beetle Source: Wrigley and Fagg (1996) Australian Native Plants; Benson and McDougall (1996) Ecology of Sydney plant species part 4 Bossiaea bossiaeoides, Kimberley, WA

16 Propagation Hard coated seed, long storage life Hard coated seed, long storage life Scratch, heat or soak seed in boiling water to break coat Scratch, heat or soak seed in boiling water to break coat Germinates easily in 3-6 weeks Germinates easily in 3-6 weeks Plant into open sandy soil, full sun Plant into open sandy soil, full sun Possible stem cuttings Possible stem cuttings Source: Ralph (2003) Growing Australian Native Plants from Seed; Wrigley and Fagg (1996) Australian Native Plants

17 Sources Tubestock Tubestock Current - Toolijoola Nursery, DuralCurrent - Toolijoola Nursery, Dural Often - Harvest Seeds, Terrey HillsOften - Harvest Seeds, Terrey Hills Seed Suppliers Seed Suppliers Royston Petrie Seeds, Mudgee $19.10/10gRoyston Petrie Seeds, Mudgee $19.10/10g Possibly Australian Plants Society SeedbankPossibly Australian Plants Society Seedbank Source:

18 Recommendations Nitrogen fixing species Nitrogen fixing species In low numbers on site In low numbers on site Not in adjacent bush reserves Not in adjacent bush reserves Likely to die out unless stimulated to re-germinate from seed after fire Likely to die out unless stimulated to re-germinate from seed after fire Provides ground cover and habitat Provides ground cover and habitat Source: Photograph © Graham Dowden 2009


Download ppt "Bossiaea heterophylla FABACEAE Variable Bossiaea Graham Dowden."

Similar presentations


Ads by Google