Jepson eFlora
Key to families | Table of families and genera

Key to Thelypodium

View taxon page for Thelypodium

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Mid-cauline leaves petioled, pinnately lobed to dentate

2. Fruit spreading; proximal stems solid; pedicel ± straight, spreading (ascending); petal blades linear; basal leaf petioles not ciliate ..... T. laciniatum

2' Fruit ± erect, generally appressed; proximal stems hollow to inflorescence; pedicel upcurved, tip erect; petal blades spoon-shaped to oblanceolate; basal leaf petioles ciliate ..... T. milleflorum

1' Mid-cauline leaves sessile, entire

3. Perennial herb, caudex thick; basal leaves persistent ..... T. flexuosum

3' Biennial, caudex 0; basal leaves withered by fruit time

4. Cauline leaves narrowed to base, not lobed or sagittate; basal leaf petioles not ciliate ..... T. integrifolium

5. Petals white; fruit pedicel 6–9(13) mm, ± white; stalk above receptacle 1–3 mm ..... subsp. affine

5' Petals lavender to purple (± white); fruit pedicel 2–5(6) mm, not ± white; stalk above receptacle 0.5–1 mm ..... subsp. complanatum

4' Cauline leaves expanded to base, base lobed or sagittate; basal leaf petioles ciliate

6. Inflorescence dense, spike-like, little expanded in fruit; petals generally white (pale lavender), blades crinkled

7. Fruit pedicel 1–2 mm, spreading (± ascending), stout ..... T. brachycarpum

7' Fruit pedicel 2–5(10) mm, erect to erect-ascending, partly or fully appressed, slender ..... T. crispum

6' Inflorescence open, panicle-like, much expanded in fruit; petals lavender or purple (white), blades not crinkled or only at base

8. Paired filaments partly to completely fused; petals narrowly oblanceolate, 0.5–1.2(3) mm wide; seeds 22–40 ..... T. howellii subsp. howellii

8' Paired filaments free; petals linear, 0.3–0.5(0.8) mm wide; seeds 50–82 ..... T. stenopetalum


Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, [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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