Common Name: NETTLE FAMILY
Habit: Annual, perennial herb [to shrub, soft-wooded tree], hairs stinging and not [glabrous]; monoecious or dioecious; wind-pollinated. Leaf: alternate or opposite, generally stipuled, petioled, blade often with translucent, raised dots due to crystals in epidermal cells. Inflorescence: axillary, 1-flowered or head-, raceme-, or panicle-like. Flower: generally unisexual, small, +- green; sepals generally 4--5, free to fused; petals 0. Staminate Flower: stamens generally 4--5, opposite sepals, incurved in bud, reflexing suddenly when flower opens. Pistillate Flower: ovary 1, superior, chamber 1, style 0--1, stigma 1, generally hair-tufted. Fruit: generally achene.
Genera In Family: 50 genera, 700 species: worldwide; some cultivated (Boehmeria, ramie; Pilea, clearweed).
eFlora Treatment Author: Robert E. Preston & Dennis W. Woodland
Scientific Editor: Thomas J. Rosatti.

Common Name: PELLITORY
Habit: Hairs sparse to dense, stinging 0. Stem: branches from base, decumbent to erect, generally herbaceous. Leaf: alternate, blade 1--9 cm, lanceolate to round, entire; stipules 0; crystals round. Inflorescence: head-, spike-, or panicle-like, generally few-flowered; flowers subtended by involucre of 1--3 lance-linear bracts. Flower: sepals 4, fused below. Staminate Flower: stamens 4. Fruit: ovoid, shiny.
Etymology: (Latin: wall, from habitat of some)
Unabridged Note: Parietaria floridana Nutt. collected as nursery weed in SCo.
Unabridged Reference: Hinton 1969 Sida 3:293--297

Habit: Annual 2--55 cm, decumbent to erect, matted or not. Leaf: blade 5--20 mm, +- round on young stems, round to ovate or lanceolate on older stems, base truncate to wedge-shaped, lowest veins from midrib at blade base. Flower: calyx lobes generally 2--3 mm, acute to acuminate. Fruit: hidden between calyx lobes, 0.9--1.3 mm, ovate, tan to +- brown, tip obtuse.