Hydrangea
Hydrangea genus
Hydrangea macrophylla
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Hydrangea quercifolia
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Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants Superdivision Spermatophyta – Seed plants Division Magnoliophyta – Flowering plants Class Magnoliopsida – Dicotyledons Subclass Rosidae Order Rosales Family Hydrangeaceae – Hydrangea family Genus Hydrangea L. – hydrangea Species Hydrangea macrophylla (Thunb.) Ser. – French hydrangea |
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants Superdivision Spermatophyta – Seed plants Division Magnoliophyta – Flowering plants Class Magnoliopsida – Dicotyledons Subclass Rosidae Order Rosales Family Hydrangeaceae – Hydrangea family Genus Hydrangea L. – hydrangea Species Hydrangea quercifolia Bartram – oakleaf hydrangea |
Ajisai 紫陽花 (Japanese)
hydrangea (Gr) = "hydor" (water) + "aggos" (jar) for cupped fruits macrophylla (Gr) = "big leaves" |
hydrangea (Gr) = "hydor" (water) + "aggos" (jar) for cupped fruits
quercifolia (Gr) = "oak-like leaves" |
Native to Japan
Salt spray tolerance high Caution: Toxicity Category 3 - plants usually produce only mild to moderate stomach upset or dermatitis. |
Native to southeastern US
Caution: Toxicity Category 3 - plants usually produce only mild to moderate stomach upset or dermatitis. |
'Blue Wave' variety most popular of lacecap form; outer bloom florets of blue to pink (depending on soil pH)
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What I have found on Oakleaf Hydrangeas
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color change - aluminum
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Toxic Parts:
Bark, leaves, flower buds Toxin Delivery Mode: Ingestion Symptoms: Nausea, stomach pain, vomiting, sweating Toxic Principle: Hydrangin, a cyanogenic glycoside Severity: TOXIC ONLY IF LARGE QUANTITIES EATEN |
Poison Parts:
Bark, leaves, flower buds Poison Delivery Mode: Ingestion Symptoms: Nausea, stomach pain, vomiting, sweating Toxic Principle: Hydrangin, a cyanogenic glycoside Severity: TOXIC ONLY IF LARGE QUANTITIES EATEN. |
Shrub / Buds
Foliage
Leaves
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Leaves
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