Jepson eFlora
Key to families | Table of families and genera

Key to Psilocarphus

View taxon page for Psilocarphus

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

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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