Plukenetia

Cardinal-McTeague, Warren M. & Gillespie, Lynn J., 2020, A Revised Sectional Classification of Plukenetia L. (Euphorbiaceae, Acalyphoideae) with Four New Species from South America, Systematic Botany (Basel, Switzerland) 45 (3), pp. 507-536 : 517

publication ID

https://doi.org/10.1600/036364420X15935294613572

persistent identifier

https://treatment.plazi.org/id/03B2627D-FF99-2E2B-FDD6-FBC15BB1FB02

treatment provided by

Felipe

scientific name

Plukenetia
status

 

KEY TO THE SPECIES Of PLUKENETIA View in CoL SECT. HEDRAIOSTYLUS View in CoL

1. Petioles. (1–) 3 cm long; leaf blades. (2–) 4 cm wide, base deeply cordate,stipels present adaxially at petiole apex; 0.5–1 mm long; capsules with strap-

shaped wing 6–12 mm long on each carpel lobe; distributed in Southeast Asia............................................. 4. P. corniculata View in CoL

1. Petioles, 1 cm long; leaf blades, 3.5 cm wide, base obtuse to truncate, hastate, or rarely sagittate, stipels present adaxially at petiole apex, 0.1–0.6 mm

long, or absent; capsules with tubercle or wing # 3 mm long on each carpel lobe; distributed in southern Africa............................ 2

2. Leaf blades narrowly triangular, lanceolate, or linear-lanceolate, 3–8 cm long, base often hastate; adaxial basilaminar extrafloral nectaries (0–)2, 0.2–0.3 mm in diam.............................................................................................. 3. P. africana View in CoL

2. Leaf blades elliptic or ovate, 2–4.5 cm long, base obtuse to rounded; adaxial basilaminar extrafloral nectaries 2–12(–20), 0.2–0.8 mm in diam................................................................................................................ 5. P. procumbens View in CoL

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