Jepson eFlora
Key to families | Table of families and genera

Key to Psilocarphus

View taxon page for Psilocarphus

1. Largest heads 6–14 mm diam; paleae generally ± hidden by hairs, longest 2.8–4 mm

2. Largest heads 9–14 mm, ovoid, silky-tomentose, receptacle deeply lobed; paleae ± cylindric, length generally 3.5–6 × width, wing at ± 1/2 palea length ..... P. brevissimus var. multiflorus

2' Largest heads 6–9 mm, ± spheric, generally woolly, receptacle not or shallowly lobed; paleae obovoid, length 1.5–3 × width, wing at >= 2/3 palea length

3. Distal leaves generally lanceolate to ovate, longest generally 8–15 mm, 1.5–4 × width; plants generally woolly; stems (1)2–10; fruit ± club-shaped ..... P. brevissimus var. brevissimus

3' Distal leaves generally oblanceolate to linear, longest generally 17–35 mm, 4.5–9 × width; plants generally silky-tomentose; stems 1(3); fruit ± cylindric ..... P. elatior

1' Largest heads generally 3–6 mm diam; paleae ± visible through hairs, longest 1.5–2.7 mm

4. Distal leaves linear to narrowly oblanceolate, generally 6–12 × width, (3)3.5–5 × heads; fruit ± cylindric ..... P. oregonus

4' Distal leaves spoon-shaped to obovate or ovate, generally 1.2–5 × width, 1–2.5(3) × heads; fruit ± club-shaped

5. Distal leaves ± appressed to heads, ovate to widely elliptic, generally 1.2–1.8(2) × width; proximal stem internodes (2)3–6 × leaf lengths; disk flower corolla generally 4-lobed ..... P. chilensis

5' Distal leaves generally ± spreading, spoon-shaped to obovate, generally 2–5 × width; proximal stem internodes generally 1–2(3) × leaf lengths; disk flower corolla generally 5-lobed ..... P. tenellus

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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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