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BignoniaceaeLC

Jícaro

Crescentia alata

11 min read
Also available in:Español
Jícaro

Native Region

Mexico to Costa Rica

Max Height

6-12 meters

Family

Bignoniaceae

Conservation

LC

Uses

Gourd containers (jícaras)Traditional craftsCeremonial useTraditional medicineWildlife foodShade

Season

Flowering

Apr-Aug

Fruiting

Year-round

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
FlowersFruits

🛡️Safety Information

🟡

CAUTION

This is generally a safe tree for families and landscapes. The main consideration is the fruit pulp, which should not be consumed casually. The dried gourds (jícaras) that are made from the fruit shell are completely safe—they've been used as drinking vessels for thousands of years. Craft use is safe and traditional. Do not allow children or pets to eat the raw fruit pulp. The tree itself poses no significant hazards.

Toxicity Level
🟡Moderate
Toxic Parts:
Fruit
Structural Hazards
Falling Branches
✅
Child Safe
Yes
✅
Pet Safe
Yes

Toxicity Details

The FRUIT PULP of Jícaro has been used in traditional medicine but should be approached with caution. The pulp contains various compounds that can be toxic if consumed in large quantities. Traditional preparations (syrups, infusions) have been used for respiratory and digestive ailments, but dosage and preparation are important. The pulp is NOT recommended for consumption without traditional knowledge or expert guidance. Modern scientific study of safety is limited. The SHELL/GOURD itself is completely safe and non-toxic—it's an inert material once dried. Craft use is entirely safe.

Skin Contact Risks

No known skin contact risks from handling the tree, fruit, or dried gourds. The tree does not produce irritating sap or latex. Safe to touch and handle.

Allergenic Properties

No significant allergenic properties documented. Pollen and plant contact appear safe for most individuals.

Structural Hazards

Small tree (6-12 meters) with spreading branches. Falling branches possible during storms but less hazardous than larger trees. Fruits can fall but are not heavy enough to cause serious injury. Consider placement near structures.

Wildlife & Pet Risks

Safe for wildlife. Bats pollinate the flowers, and various animals (horses, cattle, wild herbivores) consume the fruit without apparent harm. The wildlife consumption suggests lower toxicity, but human consumption requires caution due to limited scientific study.

🚑First Aid & Emergency Response

• If ingested, seek immediate medical attention. Do not induce vomiting unless directed by medical professional.

• If sap contacts skin, wash immediately with soap and water. Seek medical attention if blistering or severe irritation occurs.

• If sap enters eyes, flush immediately with clean water for 15 minutes and seek emergency medical care.

Costa Rica Emergency: 911

Costa Rica Poison Control: 2223-1028

Jícaro (Mexican Calabash)

✅Nature's Bowl Tree

The Jícaro (Crescentia alata), called the Mexican Calabash or Gourd Tree, has provided containers for humanity since before memory. Its hard-shelled, round fruits hanging directly from trunk and branches are the original bowls, cups, and ladles of Mesoamerica—vessels that served civilizations from the Maya to today's rural communities. This small but distinctive tree of the dry forests is instantly recognizable by its spreading form, strange trunk-borne flowers, and the signature spherical gourds that give it purpose and name. In Costa Rica's Guanacaste, the Jícaro remains a living connection to traditional ways, still providing craft material and medicine as it has for thousands of years.

Quick Reference

🌿

iNaturalist Observations

Community-powered species data

290+

Observations

186

Observers

View Species Page ↗Browse Photos ↗🇨🇷 Costa Rica Only ↗

📸 Photo Gallery

Photos sourced from the iNaturalist citizen science database. View all observations →↗


Taxonomy and Classification

Plantae
Angiosperms
Eudicots
Lamiales
Bignoniaceae
Crescentia
C. alata
ℹ️Name Origins
  • Crescentia: After Pietro Crescenzi, Italian botanist/agriculturalist - alata: Latin for "winged" - referring to the winged leaf stalks - Bignoniaceae: The trumpet vine family (also includes Jacaranda!) - "Jícara" comes from Nahuatl "xicalli" - the gourd vessel

Common Names

Related Species

⚠️Two Jícaro Species

Costa Rica has TWO Crescentia species: Crescentia alata (THIS species): - Winged leaf stalks (alata = winged) - Dry forest preference - More common in Guanacaste - Compound/trifoliate leaves Crescentia cujete: - Simple, unwinged leaves - More humid tolerant - Wider distribution - Larger fruits typically Both produce usable gourds, but C. alata is more characteristic of the dry Pacific side.


Physical Description

General Form

The Jícaro is a small, distinctive tree with a short trunk and spreading, often tortuous branches. Its open, irregular crown gives it a characteristic silhouette, especially when laden with its spherical fruits hanging from trunk and branches.

Mature Height/100
Crown Spread/100
Trunk Diameter/100
Fruit Diameter/100

Identification Features

Bark and Trunk

  • Bark color: Grayish-brown
  • Texture: Rough, fissured
  • Trunk: Short, often crooked
  • Branches: Spreading, twisted
  • Overall: Distinctive spreading form

Leaves

  • Type: Compound (trifoliate or 3-parted)
  • Leaf stalk: WINGED (key identifier!)
  • Leaflets: Obovate, 4-10 cm
  • Texture: Leathery
  • Arrangement: Clustered at branch tips
  • Deciduous: Drops leaves in dry season

Flowers

  • Location: On trunk and branches (cauliflorous!)
  • Size: 5-7 cm long
  • Shape: Bell-shaped, 2-lipped
  • Color: Yellowish-green with purple veins
  • Odor: Musky, bat-attracting
  • Timing: Dry season mainly

Fruit (The Jícara!)

  • Shape: Spherical to oval
  • Size: 8-15 cm diameter
  • Shell: Hard, woody when dry
  • Color: Green, turning brown
  • Contents: Pulp with many seeds
  • Persistence: Long time on tree
💡The Winged Leaves

The easiest way to confirm Crescentia alata: Look at the Leaf Stalk: - Stalk has flat "wings" running along it - Makes the stalk look flattened - Connects 3 leaflets (trifoliate) - WINGED = "alata" in the scientific name Compare to C. cujete: - C. cujete has simple, unwinged leaves - Leaves grouped but not compound - Stalks round, not winged This single feature separates the two species!


Distribution and Habitat

Global Distribution

🗺️

Geographic Distribution

Distribution in Costa Rica

Habitat Preferences


    The Jícara: Cultural Significance

    🥣

    Mesoamerica's Original Dishware

    The jícara gourd has served humanity for millennia: Historical Use: - Pre-Columbian drinking vessels - Maya ceremonial cups for cacao - Storage containers - Ladles and scoops - Musical instruments (maracas) How It Works: - Hard shell when dried - Easily hollowed out - Natural bowl shape - Waterproof - Durable with care Traditional Preparation: - Harvest mature green fruit - Cut open, remove pulp/seeds - Clean interior thoroughly - Dry in sun - May be lacquered/decorated Modern Use: - Craft and souvenir items - Traditional drinking cups (rural areas) - Decorative carved art - Some ceremonial use continues The word "jícara" itself has entered Spanish as a common term for a drinking cup or bowl.

    Traditional Crafts


    Ecological Importance

    Pollination

    ✅Bat Pollination

    The Jícaro's strange flowers are perfectly designed for bats: Flower Adaptations: - Open at night - Musky, fermented odor - Pale/greenish color - Large, sturdy structure - Produced on trunk (accessible) Main Pollinators:

    • Nectar-feeding bats - Especially leaf-nosed bats - Also some moths The Relationship: - Bats visit for nectar - Pollen on face transferred - Tree gets cross-pollination - Bats get food resource Conservation Implication:
    • Jícaro depends on healthy bat populations - Loss of bats = less fruit production - Tree supports bat populations - Mutual dependency

    Wildlife Value

    Mammals

    • Bats: Primary pollinators
    • Horses/Cattle: Eat fallen fruit
    • Wild herbivores: Consume fruit

    Birds

    • Parrots: May feed on seeds
    • Other birds: Some fruit consumption
    • Nesting: Open crown provides sites

    Uses

    Traditional/Craft

    Traditional Medicine

    ⚠️Medicinal Caution

    The fruit pulp has been used medicinally but: Considerations: - Traditional ≠ proven safe - Some preparations may be toxic in large amounts - Pulp contains various compounds - Not recommended without traditional guidance Safe Use: - The shell is completely safe (no consumption) - Medicinal use should follow traditional protocols - Modern use is primarily for crafts, not medicine

    Other Uses


    Cultivation

    Growing Jícaro


    Identification Guide

    How to Identify Jícaro


    Where to See Jícaro in Costa Rica

    💡Finding Jícaro Trees

    The Jícaro is easy to spot once you know what to look for: When to Visit:

    • Dry season: Trees often leafless, fruits visible - Any season: Fruits persist on tree - Flowering: Mainly dry season What to Look For: - Small spreading trees in open areas - Round green/brown fruits on trunk - Open, irregular crown - Often in pastures (left standing) Cultural Experience: - Visit craft markets for jícaras - Ask locals about traditional uses - Rural sodas may serve drinks in jícaras Photography: - The gourd-laden trunk is very photogenic - Dry season shows fruits best - Silhouette against sunset dramatic

    External Resources

    🔗
    iNaturalist: Crescentia alata↗

    Community observations and photos

    🔗
    Tropicos – Crescentia alata↗

    Nomenclature, type specimens, and taxonomic references

    🔗
    GBIF Species Profile↗

    Global occurrence records and distribution mapping

    🔗
    Useful Tropical Plants↗

    Database of useful tropical plants


    References

    📚 Scientific References & Further Reading

    Janzen, D.H. (1983). Costa Rican Natural History. University of Chicago Press

    Gentry, A.H. (1992). Bignoniaceae - Part II. Flora Neotropica Monograph 25

    Zamora, N., Jiménez, Q., & Poveda, L. (2004). Árboles de Costa Rica Vol. III. INBio, Santo Domingo de Heredia


    ✅The Tree That Gives Containers

    Long before plastic, before clay pots became common, before metal vessels arrived with Europeans, the peoples of Mesoamerica had their bowls and cups growing on trees. The Jícaro provided then and provides now—hard-shelled gourds that need only to be hollowed and dried to become functional vessels. The Maya sipped their sacred cacao from jícaras. Rural Costa Ricans still drink from them today. These are not relics or curiosities but living tradition, trees planted and protected because they give something useful, something beautiful, something biodegradable in an age choking on plastic. The Jícaro stands in Guanacaste's pastures, its spreading form unmistakable, its spherical fruits hanging like promises from trunk and branch. Bats pollinate the strange night-blooming flowers; cattle eat the fallen fruit and spread the seeds. It's a perfect little ecosystem of mutual benefit, and humans have been part of it for thousands of years. When you drink from a jícara, you drink from history itself, from a tradition as old as civilization in these lands.

    Safety Information Disclaimer

    Safety information is provided for educational purposes only. Individual reactions may vary significantly based on age, health status, amount of exposure, and individual sensitivity. Always supervise children around plants. Consult a medical professional or certified arborist for specific concerns. The Costa Rica Tree Atlas is not liable for injuries or damages resulting from interaction with trees described in this guide.

    • Always supervise children around plants

    • Consult medical professional if unsure

    • Seek immediate medical attention if poisoning occurs

    Information compiled from authoritative toxicology sources, scientific literature, and medical case reports.

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    Distribution in Costa Rica

    GuanacasteAlajuelaHerediaSan JoséCartagoLimónPuntarenasNicaraguaPanamaPacific OceanCaribbean Sea

    Legend

    Present
    Not recorded

    Elevation

    0-800m

    Regions

    • Guanacaste
    • Puntarenas
    • Alajuela
    • San José