Seed ID


Plant Photo Scientific Name Common Name and Description Seed Photo
Pepper Capsicum annuum Common Name: Chile Pepper or Cayenne Pepper
Leaves: Alternate, ovate to elliptic-lanceolate or lanceolate, acute to acuminate to 6 cm long and 3 cm wide
Flowers: Corolla stellate, whitish, about 7 mm wide
Fruit: Berry is ovoid to nearly globose, persistent, red or yellowish, to about 15 mm long pungently aromatic
Habitat: On ledges along rivers, in thickets, groves and along arroyos
Range: Edwards Plateau to south Texas; east to Florida and west to Arizona; throughout tropical America
Group: Dicot
Family: Solanaceae
Growth Habit: Subshurb/Shrub/Forb/Herb - slender divergent brittle green branches to 3 m high
Duration: Annual/Perennial
U.S. Nativity: Native/Introduced
Datura Datura stramonium Common Name: Jimsonweed, Jamestown Weed or Datura
Leaves: Ovate to elliptic, to 2 dm long sinuately to lanciniately lobed
Flowers: Calyx 35-45 mm long the unequeal teeth 5-10 mm long, corolla white, commonly timged with lavender, 6-8 cm long
Fruit: Capsule erect, ovaoid 3.5-5 cm long usually armed with spines mostly less than 5 mm long finely and sparsely puberulent to glabrate; seeds black, rugulose and finely pitted
Habitat: In cultivated areas and waste places throughout Texas; widely distributed through the world
Range: United States except Alaska and Wyoming
Group: Dicot
Family: Solancacea
Growth Habit: Forb/Herb/Subshrub - simple to spreading branched erect to 15 dm high, with green sparsely puberulent to glabrate stems and foliage
Duration: Annual
U.S. Nativity: Introduced
tomato Solanum lycopersicum formerly Lycopersicon esculentus Common Name: Tomato
Leaves: Odd-pinnate, with small interstitial petiolulate leaflets, to about 4 dm long; primary leaflets 5-9, stalked, ovate to oblong, to 75 mm long, acuminate, irregularly incised or toothed, the margins tending to roll inward
Flowers: 3-7 nodding, to about 2 cm across or more, on jointed pedicels that are reflexed in fruit; calyx 5-parted to base, the lanceolate lobes to 1 cm long; corolla yellow, the 5 lanceolate lobes recurved-reflexed, a little more than 1 cm long
Fruit: Pulpy berry, red or yellow, usually flattend at the ends, to 75 mm across, the sides often furrowed or angled; seeds numerous
Range: Native of western South America; cultivated elsewhere for it's fruit
Group: Dicot
Family: Solanaceae
Growth Habit: Forb/Herb - spreading hairy-pubescence and more or less glandular and strong-smelling, to 15 dm high or more, the young growth on mature plants erect
Duration: Annual/Perennial
U.S. Nativity: Introduced - Native to the warmer parts of AMerica
Tobacco Nicotiana rustica Common Name: Aztec tobacco or Wild Tobacco
Leaves: Entire or sometimes repand or panduriform
Flowers: Racemes or panicles; calyx tubular-campanulate, 5-cleft; corolla funnelform or salverform, usually with a long tube
Fruit: Capsule ovoid to narrowly ellipsoid, acute or blunt 2-celled, 2-4 valved from the apex; seeds numerous and minute
Group: Dicot
Family: Solanaceae
Growth Habit: Forb/Herb - narcotic-poisonous and heavy-scented, usually viscid-pubescent
Duration: Annual
U.S. Nativity: Probably Introduced


Thumbnails of the plant photos were copied from those photos produced by the Texas A&M Bioinformatics Working Group which can be found at the Vascular Plant Image Gallery in the Flowering Gateway. When clicking on the thumbnail your are taken to their originals.

Thumbnails and enlargements of seed photos are from my own personal collection.

Some plant information has been taken from these sources:

  • Manual of the Vascular Plants of Texas, Donovan S. Correll and Marshall C. Johnston, University of Texas at Dallas, 1979.

  • USDA, NRCS. 2001. The PLANTS Database, Version 3.1. National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

  • Trees, Shrubs, and Woody Vines of the Southwest: A guide for the states of Arkansas, Louisiana, New Mexico, Oklahoma, and Texas, Robert A. Vines, University of Texas Press, 1994.