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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.

 

SYNTHYRIS

Larry Hufford


Perennial herb, rhizomed. Leaf: basal, deciduous to persistent, long-petioled; blade ovate to round, base acute to cordate, tip acute to rounded, margin serrate, some deeply cut to pinnately lobed. Inflorescence: scapose; axillary raceme fusiform to conical, dense to open; flowers 5–100, bracts subtending flowers or not. Flower: bilateral; sepals 2–4, fused laterally; petals 3–4 or 0, fused basally, bell-shaped [2-lipped], blue to purple-blue or white; stamens 2, epipetalous, exserted; stigmas 2, fused, minutely capped, ovules 2–16. Fruit: loculicidal, laterally flattened, notched at tip. Seed: flattened front-to-back or ± cupped, oval; coat net-like, brown.
19 species: North America. (Greek: united door, from basally united valves of fruit)

Key to Synthyris

1. Inflorescence erect in fruit; flowers >= 15 per inflorescence; ovules 10–16 per flower — Warner Mountains ..... S. missurica subsp. missurica

1' Inflorescence curved to reclining on soil in fruit; flowers 5–10 per inflorescence; ovules 4 per flower

2. Leaf blade generally longer than wide, base lobed to cordate, tip acute to obtuse; corolla tube glabrous to minutely hairy; Northwestern California ..... S. cordata

2' Leaf blade wider than long, base lobed, tip obtuse to rounded; corolla tube long-soft-wavy-hairy; Northwestern California, San Francisco Bay Area ..... S. reniformis

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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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