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Jerusalem cherry, Jerusalem- or winter-cherry, Jerusalem-cherry nightshade

Davis horsenettle

Habit Shrubs, erect, unarmed, to 1 m, glabrous to densely pubescent, hairs dendritically branched. Herbs, annual, erect, moderately armed, 0.4–0.8 m, prickles whitish or yellowish, straight, needlelike, 3–15 mm, moderately to densely pubescent, hairs unbranched, glandular and eglandular, abaxial leaf surfaces also with sessile, few-rayed, stellate hairs, central ray equal to or longer than lateral rays.
Leaves

petiolate;

petiole 0.2–1 cm;

blade simple, elliptic, 1–9 × 0.5–4.5 cm, margins entire, base acute to attenuate.

petiolate;

petiole 2–6 cm;

blade simple to compound, broadly ovate, 5–10 × 2.5–8 cm, margins 2–3 times lobed or divided with 3–4 main leaflets per side, leaflets with acute lobes, base truncate.

Inflorescences

leaf-opposed, unbranched, 1–8-flowered, 0.2–1 cm.

extra-axillary, unbranched, 5–9-flowered, 4–7 cm.

Pedicels

0.3–0.7 cm in flower, 0.8–1 cm and erect in fruit.

1–1.5 cm in flower, 1–1.5 cm and erect in fruit.

Flowers

radially symmetric;

calyx somewhat accrescent, unarmed, 2.5–6 mm, glabrous to densely pubescent with dendritic hairs, lobes long-triangular;

corolla white, stellate, 1–1.5(–2.5) cm diam., without interpetalar tissue;

stamens equal;

anthers oblong, 3–4 mm, dehiscent by terminal pores that open into longitudinal slits;

ovary glabrous.

bilaterally symmetric;

calyx accrescent and tightly covering fruit, densely prickly, 3–5 mm, densely pubescent, lobes linear;

corolla violet or blue, pentagonal-stellate, 1.4–2 cm diam., with interpetalar tissue at the margins and bases of lobes;

stamens unequal, lowermost much longer and curved;

anthers narrow and tapered, dehiscent by terminal pores, short anthers yellow, 4–5.5 mm, longer anther purplish, 5.5–8.5 mm;

ovary glabrous.

Berries

yellow to orange or red, globose, 1–2 cm diam., glabrous, without sclerotic granules.

brown, globose, 0.8–1 cm diam., glabrous, dry, without sclerotic granules.

Seeds

yellowish, flattened with thickened margins, 3–4 × 2.5–3 mm, minutely pitted.

dark brown, flattened, 2.6–3 × 2–2.5 mm, minutely pitted.

2n

= 24.

= 24.

Solanum pseudocapsicum

Solanum davisense

Phenology Flowering May–Sep. Flowering Jun–Sep.
Habitat Disturbed sites. Igneous soils, sand or gravel streambeds.
Elevation 0–1000 m. (0–3300 ft.) 900–2100 m. (3000–6900 ft.)
Distribution
from FNA
FL; TX; Mexico; Central America; South America; often escaped in tropical and subtropical countries worldwide [Introduced in North America]
[WildflowerSearch map]
[BONAP county map]
from FNA
TX; Mexico (Coahuila)
[BONAP county map]
Discussion

Solanum pseudocapsicum is native from Mexico to Argentina, southern Brazil, and Uruguay. It is grown as an ornamental for its showy fruits, especially around Christmas. It occasionally escapes from cultivation in southern Florida and Texas. In Texas, it has become established and fairly common in Austin, in the Lower Rio Grande Valley, and in Goliad and Caldwell counties. Cultivated forms are usually glabrous, but some can have branched pubescence. The fruits are mildly poisonous when ingested by humans but can be highly toxic to dogs and some birds.

Solanum pseudocapsicum, along with S. diphyllum, has a distinctive leaf arrangement in which a longer, narrower leaf is paired with a shorter, often more rounded one.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

In Texas, Solanum davisense is known only from the Chinati, Chisos, and Davis mountains.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 14. FNA vol. 14.
Parent taxa Solanaceae > Solanum Solanaceae > Solanum
Sibling taxa
S. americanum, S. aviculare, S. bahamense, S. campechiense, S. capsicoides, S. carolinense, S. chenopodioides, S. citrullifolium, S. cordicitum, S. davisense, S. deflexum, S. dimidiatum, S. diphyllum, S. donianum, S. douglasii, S. dulcamara, S. elaeagnifolium, S. emulans, S. erianthum, S. furcatum, S. hindsianum, S. interius, S. jamaicense, S. jamesii, S. laciniatum, S. lanceolatum, S. lumholtzianum, S. lycopersicum, S. marginatum, S. mauritianum, S. nigrescens, S. nigrum, S. nitidibaccatum, S. novomexicanum, S. perplexum, S. pseudogracile, S. pumilum, S. rostratum, S. sarrachoides, S. seaforthianum, S. setigeroides, S. sisymbriifolium, S. stoloniferum, S. tampicense, S. tenuipes, S. torvum, S. triflorum, S. triquetrum, S. umbelliferum, S. viarum, S. wallacei
S. americanum, S. aviculare, S. bahamense, S. campechiense, S. capsicoides, S. carolinense, S. chenopodioides, S. citrullifolium, S. cordicitum, S. deflexum, S. dimidiatum, S. diphyllum, S. donianum, S. douglasii, S. dulcamara, S. elaeagnifolium, S. emulans, S. erianthum, S. furcatum, S. hindsianum, S. interius, S. jamaicense, S. jamesii, S. laciniatum, S. lanceolatum, S. lumholtzianum, S. lycopersicum, S. marginatum, S. mauritianum, S. nigrescens, S. nigrum, S. nitidibaccatum, S. novomexicanum, S. perplexum, S. pseudocapsicum, S. pseudogracile, S. pumilum, S. rostratum, S. sarrachoides, S. seaforthianum, S. setigeroides, S. sisymbriifolium, S. stoloniferum, S. tampicense, S. tenuipes, S. torvum, S. triflorum, S. triquetrum, S. umbelliferum, S. viarum, S. wallacei
Synonyms S. capsicastrum
Name authority Linnaeus: Sp. Pl. 1: 184. (1753) Whalen: Wrightia 5: 234, fig. 35. (1976)
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