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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.

 

DIPSACACEAE TEASEL FAMILY

Charles D. Bell & Elizabeth McClintock


Annual to perennial herb [(shrub)], armed or not. Stem: generally branched. Leaf: simple, generally in basal rosettes and cauline, generally opposite, ± fused around stem, entire, toothed, or pinnately lobed or dissected, petioled or not; stipules 0. Inflorescence: head, terminal, on long peduncle, many-flowered, dense, ± spheric or cylindric, subtended by involucre; each flower generally ± enclosed by involucel of 1–2 generally fused bractlets, this generally expanded above or in fruit, generally subtended by 1 receptacle bract. Flower: bisexual, ± bilateral, especially outermost; calyx limb cup-shaped or divided into 4–5(10) linear or bristle-like segments; corolla ± funnel-shaped, lobes 4–5, < tube, generally unequal; stamens generally 4, attached to corolla tube, alternate lobes; ovary inferior, 1-chambered, style ± exserted from corolla, stigma generally 2-lobed. Fruit: achene, enclosed by sometimes enlarged involucel, generally topped by persistent calyx.
10–11 genera, 270–350 species: Europe to eastern Asia, central and southern Africa; several cultivated for ornamental. [Caputo et al. 2004 Plant Syst Evol 246:163–175] —Scientific Editor: Thomas J. Rosatti.

Key to Dipsacaceae

1. Plant armed with prickles or spines; involucre bracts > flowers, stiff; calyx, corolla 4-parted ..... DIPSACUS

1' Plant unarmed; involucre bracts generally < flowers, flexible; calyx, corolla 5-parted ..... SCABIOSA

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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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