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PASSIFLORACEAE PASSION FLOWER FAMILY

Douglas H. Goldman

Vine [(annual), shrub, tree]. Stem: tendrils present or not. Leaf: petioled, alternate [opposite], palmately lobed to unlobed [compound], entire to serrate, generally glandular, palmately [pinnately] veined; stipuled. Inflorescence: axillary, 1–2 per node [cymes]; flowers generally bracted. Flower: radial [bilateral], with a tube, cup, or disk from fused sepals and petals [and stamen filaments]; sepals [3]5[8], petals [3]5[8] or 0; generally a whorl of filamentous structures or knobs ("corona") at edge of hypanthium, generally brightly colored; stamens [4]5[± 25], attached just below ovary [or edge of hypanthium]; ovary stalked to ± sessile, carpels 3, chamber 1, placentas parietal, stigmas generally 3. Fruit: berry [capsule]. Seed: generally many, generally flattened, with aril.
17 genera, ± 750 species: worldwide tropics, some temperate. [Feuillet & MacDougal 2007 Fam Generally Vasc Plant 9:270–281] —Scientific Editor: Bruce G. Baldwin.

PASSIFLORA PASSION FLOWER
Stem: round to angled, tendrils in axils. Leaf: glandular or not, glabrous to hairy; stipules minute to leaf-like, glandular or not, persistent or not. Inflorescence: generally 1 per node; generally bracted, bracts minute to leaf-like, glandular or not. Flower: ± green to brightly colored; anthers easily rotated; ovary generally stalked, styles 3 [4], stigmas rounded to lobed.
± 540 species: edible juice from arils of some species. (Latin: passion or suffering + flower, for flower symbolizing Christ's crucifixion) [Ulmer & MacDougal 2004 Passiflora: Passionflowers of the World. Timber Press] Many species popular in horticulture.

Key to Passiflora

P. caerulea L. BLUE PASSION FLOWER
NATURALIZED
Leaf: margin ± entire, occasionally serrate at lobe bases; stipules persistent. Flower: generally erect; corona filaments generally striped white and purple (all white); stigmas ± lobed. Fruit: 3–5 cm, 3–3.5 cm wide, ovoid to ellipsoid, yellow-orange to orange.
n=9. Open woodland, chaparral margins, disturbed areas; < 400 m. South Coast, Western Transverse Ranges, Peninsular Ranges; native to central South America. Mar–Jun [Online Interchange]
Unabridged note: Cold-hardy to ± -20°C.

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Aug 30 2014
Citation for this treatment: [Author of taxon treatment] 2013. Passiflora, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=36469, accessed on Aug 30 2014

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Geographic subdivisions indicated for the distribution of Passiflora caerulea Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.