354 SOLANACEjE. (NIGHTSHADE FAMILY.) 
4. IVIciKDBA, Adans. Apple of Peru. 
Calyx 5-parted, 5-angled, the divisions arrow-shaped, enlarged 
and bladder-like in fruit, inclosing the 3-5-celled globular dry 
berry. Corolla open-bell-shaped, the plaited border nearly entire. 
Stamens converging. — An annual smooth herb, with ovate sinu¬ 
ate-toothed or angled leaves, and solitary pale blue flowers on 
axillary and terminal peduncles. (Named after the poet Nican- 
der of Colophon.) 
1. N. physaloldes, Gaertn. — Sparingly naturalized near 
dwellings; a homely plant, native of Peru. August. 
5. PHYSAIilS, L. Ground Cherry. 
Calyx 5-cleft, reticulated and enlarging after flowering, at 
length much inflated and inclosing the 2-celled globular berry. 
Corolla spreading-bell-shaped, with a very short tube, marked 
with 5 concave spots at the base ; the plaited border somewhat 5- 
lobed. Stamens 5, converging ; anthers opening lengthwise. — 
Herbs (in this country), with the leaves often unequally in pairs, 
and the 1-flowered peduncles extra-axillary, as in the next genus. 
(Name from </>vo-a, a bladder , alluding to the inflated calyx.) 
1. I*, viscdsa, L. Perennial, clammy-pubescent, low, very 
diffusely branched, at first erect; leaves ovate or lanceolate-ovate, 
heart-shaped or acute at the base, somewhat angled-toothed or entire; 
flowers nodding; corolla pale greenish-yellow with 5 brownish spots 
at the base; berry (yellowish) wholly inclosed in the much inflated 
calyx. — Dry fields and hill-sides, common. July, Aug. — Apparent¬ 
ly very variable and embracing many nominal species. 
2. P. Pliiladelpllica, Lam. Annual, smoothish, erect; 
leaves obliquely ovate, pointed, angled; calyx in fruit open, scarcely 
inclosing the berry. —Dry river-banks, “ New England to Virginia. 
July. — Flowers larger than in the preceding species, yellow, with 
brown stripes.” Pursh. 
6. SOXANPM, L. Nightshade. 
Calyx chiefly 5-parted, spreading. Corolla mostly wheel-shap¬ 
ed and 5-cleft, plaited in the bud, with the margins of the lobes 
induplicate. Stamens exserted, converging around the style: 
filaments very short: anthers opening at the apex by 2 pores. 
Berry usually 2-celled. — Herbs, or shrubs in warm climates, the 
larger leaves often accompanied by a smaller lateral (rameal) one ; 
