Rhynchosia calosperma
Rhynchosia acuminatissima
- Native to:
- Australia, Bismarck Archipelago, China, Hainan, Jawa, Lesser Sunda Is., Maluku, Marianas, New Guinea, Philippines, Solomon Is., Sulawesi, Sumatera, Vietnam
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Rhynchosia
- Species:
- Rhynchosia acuminatissima
- USDA Symbol:
- RHCA21
Growth Characteristics
- Height:
- 150 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- yellow
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from rootstock following fire; typical of legumes in fire-maintained pine savannas.
Soil Requirements
- Soil Type:
- well-drained, sandy or loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- prefers open, sunny habitats
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 14–30 days
- Notes:
- Scarification of hard seed coat recommended; may benefit from brief hot water treatment.
The above propagation data sourced from Claude AI