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Key to families | Table of families and genera

Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.

 

LOESELIASTRUM

Dieter H. Wilken & Steven L. Timbrook


Annual, bristly, generally soft; hairs simple. Stem: erect. Leaf: generally 0 below, alternate, simple, 1–4 cm, linear to oblanceolate, entire to toothed; teeth acute to pointed or bristle-tipped. Inflorescence: bracts leaf-like; pedicels glandular. Flower: calyx lobes equal, pointed to bristle-tipped; corolla bilateral, 2-lipped, white to deep pink, upper lip generally 3-lobed, lower 2-lobed; stamens attached at or below sinuses, unequal, generally curved, included to exserted, pollen yellow; style generally exserted. Fruit: 2–5 mm, ovoid, 3-lobed in ×-section; outer wall of valve rounded or indented between walls separating chambers. Seed: gelatinous when wet.
2n=14.
3 species: southwestern United States, northern Mexico. (Latin: like Loeselia) [Timbrook 1986 Madroño 33:157–174] Self-compatible; self- to cross-pollinated.

Key to Loeseliastrum

1. Corolla 5–8 mm; leaf entire to ± toothed, teeth acute to pointed ..... L. depressum

1' Corolla 8–21 mm; leaf coarsely toothed, teeth bristle-tipped

2. Corolla 11–21 mm, upper lip 3/4 to > tube; longer stamens > upper lip; calyx (except bristles) 1/2–3/4 corolla tube ..... L. matthewsii

2' Corolla 8–15 mm, upper lip generally 1/2–3/4 tube; longer stamens < upper lip; calyx (except bristles) > 3/4 corolla tube ..... L. schottii

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Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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