SPECIMEN NO. #61
⚠️ TOXIC TO PETS
Family: Oxalidaceae
Oxalis triangularis
Common Name: False Shamrock
False Shamrock (Oxalis triangularis) is a houseplant in the Oxalidaceae family, native to Argentina Northeast. It is a bright indirect-light species that thrives between 2000 and 6000 lux. Optimal indoor care calls for watering roughly every 7 days, temperatures of 15–26°C, and about 50% humidity. According to ASPCA data, it is toxic to dogs and cats; reported symptoms include drooling, vomiting, diarrhea, lethargy, kidney failure in severe cases (soluble oxalic acid). It is also known as Wood Sorrel.
ASPCA Pet Toxicity Determination
Toxic to Dogs?
YES (Toxic)
Toxic to Cats?
YES (Toxic)
Clinical Symptoms:
Drooling, vomiting, diarrhea, lethargy, kidney failure in severe cases (soluble oxalic acid).
Quantitative Care Thresholds
Light Level Profile
Bright Indirect
Minimum Light Requirement
2000 Lux
Maximum Light Tolerance
6000 Lux
Watering Frequency
Every 7 Days
Temperature Envelope
15°C – 26°C
Ideal Ambient Humidity
50% RH
Taxonomic & Field Verification
GBIF Usage Key
7156971
Native Biogeographical Range
Argentina Northeast; Argentina Northwest; Arkansas; Bolivia; Brazil North; Brazi...