Flora of the Hawaiian Islands
Dicotyledon Literature for Physalis peruviana
Lorence & Wagner, 2020.
   Solanaceae -- The Nightshade Family Bibliography
      Physalis peruviana

Common name(s): ground cherry, husk tomato, Cape gooseberry, pa`ina (Hawai`i), poha
General Information
DistributionNative to Peru, widely cultivated and naturalized in warm temperate areas.In the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.

Soft wooded, short-lived shrubs to ca. 1 m tall, straggly with age; all parts densely pubescent with erect, simple or glandular hairs to 1 mm long.
Leaves simple, alternate, usually geminate, 1 larger than the other, petiolate; blade ovate-acuminate, often 6 cm long, 4 cm wide, margin entire or rarely with a few blunt lobes, apex acuminate, base cordate; petiole 2‒3 cm long.
Inflorescences a solitary flower in the leaf axil. Flowers pedicellate; calyx connate in proximal ½, 5-lobed, veins often prominent, lobes acuminate triangular, ca. 1 cm long, distinct at apex; corolla pale yellow with well-defined purplish-brown spots at base, 15‒20 mm in diameter, limb rotate or shallowly 10-lobed, tube swollen into shallow nectary pouches between the filaments, densely pubescent with pale yellowish dendritic hairs below the spots and around the nectaries; style 5‒7 mm long.
Fruit pale yellow, drying pale brown, aromatic, succulent, globose, 1.5‒2 cm in diameter, enclosed in the inflated calyx, 3‒3.5 cm long.
Seeds numerous, pale brown, discoid, 1.75‒2 mm long, minutely shallowly reticulate, embryo curved, endosperm present.
2n = 24, 48, 72.
Self compatible.
Nancy Khan