Pacific Island Ecosystems at Risk (PIER)

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Callaeum macropterum
(A. P. de Candolle) D. M. Johnson, Malpighiaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 6 (Go to the risk assessment)

Other Latin names:  Hiraea macroptera DC.; Mascagnia macroptera (DC.) Nied.

Common name(s): [more details]

English: butterfly-vine, hillyhock, hollyhock, Mexican butterfly-vine

Spanish: aparigua, bataneni, gallinita, guirote, jumete, matanene

Habit:  shrub/tree

Description:  "Shrub or small tree with scandent twining branches; young shoots sericeous to glabrate; stems 0.6-4.0 mm wide, gray or brown, with 0.5 mm high sinuous ridges with age; interpetiolar ridges at nodes absent.  Larger leaf blades 2.5-11.0 cm long, 0.7-4.0 cm wide, linear to ovate, cuneate to rounded at base, acute (rarely acuminate) at apex, sericeous or glabrate above and below, with a marginal gland on either side at base; petiole 2-10 mm long, bearing minute epipetiolar stipules at base.  Inflorescence a 4-flowered umbel or 4-10-flowered short raceme subtended by lanceolate leaves 1.0-2.5 cm long and acute or acuminate at the apex; bracts 1.3-2.5 mm long, ovate, sericeous abaxially; peduncles 4-7 mm long, sericeous; bracteoles 1.2-2.3 mm long, ovate to orbicular, sericeous abaxially.  Pedicels 5.5-9.0 mm long, sericeous, not circinate in bud.  Sepals sericeous abaxially, the lateral 4 exceeding the glands by 1.1-1.7 mm, the glands ovate, 1.3-1.7 mm long.  Petals glabrous, the 4 lateral ones 8.3-14.5 mm long, 6.4-11.3 mm wide; posterior petal 8.3-13.0 mm long, 4.8-10.4 mm wide, with a claw 0.5-0.6 mm wide forming 1/4 to 1/2 the length of the petal; posterior petal limb ovate to orbicular, occasionally with several marginal glands at base.  Filaments 2/5-1/2 connate, 2.0-3.0 mm long; posterior anthers three, 0.5-0.9 mm long, anterior anthers seven, 1.0-2.0 mm long; connectives flat, smooth.  Ovary 1.2 mm long, sericeous; styles 1.7-2.1 mm long, slightly expanded at apex, sericeous at base.  Mericarp 3-winged, sparsely sericeous or glabrate; lateral wings semicircular, 3.4-6.5 cm high, 1.2-4.7 cm wide; dorsal wing 5/6 height or same height as laterals, 1.9-3.3 cm wide, fused with laterals at base, or free; intermediate winglets absent; ventral areole 4.5-13 mm high, 3-5 mm wide, ovate"  (Johnson, 1986; pp. 340-341).

Habitat/ecology:  "Occurs in dry forests and fencerows, and on rocky slopes and edges or arroyos at 50-1950 m elevation"  (Johnson, 1986; p. 341).

Propagation:  Seed

Native range:  "Arizona [US] and Baja California Sur south to Guerrero [Mexico]" (Johnson, 1986; p. 341).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
cultivated
Imada, Clyde T./Staples, George W./Herbst, Derral R. (2013)
Planted in Waimea Arboretum & Botanical Garden.
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
Johnson, David M. (1986) (p. 341)
Arizona


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This page was created on 27 DEC 2006 and was last updated on 27 AUG 2017.