Lechea racemulosa
Lechea torreyi
Illinois pinweed
Piedmont pinweed
basal produced; flowering erect, 25–40 cm, sparsely sericeous.
basal produced; flowering erect, 30–50 cm, densely sericeous.
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 to subopposite;
blade linear to narrowly elliptic, 10–20 × 1–1.5 mm, apex acute, abaxial surface pilose, adaxial glabrous.
1 per axil, 1–2 mm.
1 per axil, 0.5–1.5 mm.
calyx 1.8–2 mm, indurate, shiny, yellow-brown basally in fruit, outer sepals shorter than or equaling inner.
calyx 1.8–2.1 mm, outer sepals shorter than inner.
ellipsoid to ovoid, 1.5–2 × 1–1.2 mm, ± equaling to slightly longer than calyx.
ovoid, 1.5–1.7 × 1.4–1.5 mm, shorter than or ± equaling calyx, with persistent stigma.
(1–)2(–3).
3–6.
Lechea racemulosa
Lechea torreyi
Varieties 2 (2 in the flora).
(Discussion copyrighted by Flora of North America; reprinted with permission.)
1. Panicles loosely flowered; inner sepals brown in fruit, sometimes with some rust coloration; seeds 4–6 1 6a. Lechea torreyi var. torreyi | → 1 |
1. Panicles congested; inner sepals rust colored in fruit; seeds 3 | var. congesta |
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