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lucky nut

Habit Trees or shrubs 1.5–3.5(–8) m. Leaves: petiole 1.9–16.3 × 0.1–2.8 mm, glabrous; blade lanceolate, oblong, or oblanceolate, 4.7–15.3 × 0.4–2.2 cm, base attenuate, margins entire, apex acute, surfaces glabrous, lateral veins indistinct.
Inflorescences

to 8-flowered;

peduncle 2–9 mm, glabrous;

bracts deciduous, ovate, 1.8–6.3 × 0.6–2 mm, glabrous.

Pedicels

1.3–6.2 cm, glabrous.

Flowers

sepals spreading, ovate to lanceolate, 0.3–1.3 × 0.2–0.5 cm, apex acute to acuminate, glabrous;

corolla tube 0.9–1.8 × 0.3–0.6 cm, internally pubescent, throat 0.7–1.7 × 0.5–2.2 cm, lobes ascending to spreading, obovate to oblong, (0.6–)1.4–3.5 × 1.7–2.5 cm, glabrous;

filaments separate;

anthers sagittate, 1.9–2.3 × 1.4–1.6 mm;

ovary 1.9–4 × 1.7–3 mm, glabrous;

style 10–20.1 mm;

stigma 2–3 × 2.3–3 mm;

nectar disc 5-lobed, 0.8–1 mm.

Drupes

dehiscent, (1.2–)2.5–4 × (1.5–)2–5 cm, sometimes lenticellate.

Seeds

1–2 × 1–1.3 cm.

2n

= 20.

Thevetia peruviana

Phenology Flowering spring–fall; fruiting spring–fall.
Habitat Shorelines.
Elevation 0–90 m. (0–300 ft.)
Distribution
from FNA
FL; Mexico; Central America; South America; West Indies [Introduced in North America; introduced also in Bermuda, Asia, Africa, Indian Ocean Islands, Pacific Islands, Australia]
[BONAP county map]
Discussion

Thevetia peruviana is cultivated in Arizona, California, Florida, and Texas, as well as in the tropics around the world (L. O. Alvarado-Cárdenas and H. Ochoterena 2007). It has escaped cultivation and become naturalized in Florida in Brevard, Miami-Dade, and Sarasota counties.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 14.
Parent taxa Apocynaceae > Thevetia
Synonyms Cerbera peruviana
Name authority (Persoon) K. Schumann in H. G. A. Engler and K. Prantl: Nat. Pflanzenfam. 120–122[IV,2]): 159. (1895)
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