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Illinois pinweed

Lakela's pinweed

Habit Herbs, perennial. Herbs, perennial.
Stems

basal produced; flowering erect, 25–40 cm, sparsely sericeous.

basal not produced; flowering erect, (20–)30–40 cm, glabrous.

Leaves

of flowering stems opposite to subopposite;

blade linear-lanceolate to narrowly oblanceolate, 10–20 × 1–1.5 mm, apex acute, usually indurate, abaxial surface sparsely pilose on midvein and margins, adaxial glabrous.

of flowering stems alternate;

blade linear to narrowly elliptic, 7–15 × 0.5–1.5 mm, apex rounded to acute, surfaces glabrous.

Pedicels

1 per axil, 1–2 mm.

1 per axil, 0.7–2 mm.

Flowers

calyx 1.8–2 mm, indurate, shiny, yellow-brown basally in fruit, outer sepals shorter than or equaling inner.

calyx 1.5–1.9 mm, slightly indurate, discolored basally, outer sepals shorter than inner.

Capsules

ellipsoid to ovoid, 1.5–2 × 1–1.2 mm, ± equaling to slightly longer than calyx.

ovoid to globose, 1.2–1.6 × 1–1.4 mm, ± equaling calyx.

Seeds

(1–)2(–3).

2–3.

Lechea racemulosa

Lechea lakelae

Phenology Flowering summer; fruiting late summer–fall. Flowering spring–summer; fruiting late summer–fall.
Habitat Old fields, woodland margins, other dry, sandy, open sites Dry, sandy, open sites, coastal woodlands
Elevation 10–400 m (0–1300 ft) 0–10 m (0–0 ft)
Distribution
from FNA
AL; CT; DC; DE; GA; IA; IN; KY; LA; MD; MO; NC; NJ; NY; OH; PA; SC; TN; VA; WV
[WildflowerSearch map]
[BONAP county map]
from FNA
FL
[BONAP county map]
Discussion

Of conservation concern.

Lechea lakelae is known only from coastal scrub woodlands in Collier County; it has not been collected since 1987 and may have been extirpated.

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

Source FNA vol. 6, p. 395. FNA vol. 6, p. 392.
Parent taxa Cistaceae > Lechea Cistaceae > Lechea
Sibling taxa
L. cernua, L. deckertii, L. divaricata, L. intermedia, L. lakelae, L. maritima, L. mensalis, L. minor, L. mucronata, L. pulchella, L. san-sabeana, L. sessiliflora, L. stricta, L. tenuifolia, L. torreyi
L. cernua, L. deckertii, L. divaricata, L. intermedia, L. maritima, L. mensalis, L. minor, L. mucronata, L. pulchella, L. racemulosa, L. san-sabeana, L. sessiliflora, L. stricta, L. tenuifolia, L. torreyi
Name authority Michaux: Fl. Bor.-Amer. 1: 77. (1803) Wilbur: Rhodora 76: 481. (1974)
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