Passiflora mexicana Juss., Passifloraceae

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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 4 (Go to the risk assessment).

Common name(s): [more details]

English: Mexican passionflower

Habit:  vine

Description:  "Perennial vine; 2-8 m long, glabrous throughout. Leaves: bilobed, occasionally variegated, the margins entire; laminar nectaries borne abaxially between the main veins; petioles eglandular; stipules setaceous to linear triangular, subfalcate. Inflorescence: peduncles paired or solitary, arising colateral to the tendril; peduncles articulate distal to the bracts; bracts 1.5-4 mm long, 0.2-0.8 mm wide, setaceous to narrowly lanceolate, often 3-toothed. Flowers: ca. 2-3 cm in diameter, light green or yellowish green, the corona red or reddish purple; sepals much longer than the inconspicuous petals, coronal filaments in 2 series, the outer 8-12 mm long, the inner 2 mm long; ovary glabrous or nearly so. Fruits: 0.8-1.6 cm long, subglobose to widely ellipsoid, purplish black; seeds transversely grooved"  (Southwest Online Information Network).

Habitat/ecology:  In its native habitat, "thickets near riparian zones and washes; 750-1250 m (2500-4100 ft)"  (Southwest Online Information Network).

Propagation:  Seed

Native range:  Arizona, northern Mexico (GRIN).

Presence:

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Mexico Mexico	Mexico (United Mexican States)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)

Also reported from
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
United States (continental except west coast) United States (other states)	United States (other states)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013) Arizona

Control:  If you know of control methods for Passiflora mexicana, please let us know.