# Underwood's Trillium (*trillium underwoodii*)

Underwood's Trillium is a beautiful flower that blooms in spring with three lovely petals. It's often found in shady forests, making it a special treat for nature explorers!

- **Category:** [Plants](https://www.snappit.app/explore/categories/plant)
- **Rarity:** Common
- **Danger:** 0/5 · No known danger
- **Habitat:** Shady forests and woodlands in the southeastern United States.
- **Also known as:** Threeleaf

![Underwood's Trillium](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Trillium_underwoodii.jpg&width=800)

Photo: Choess, CC BY-SA 4.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Trillium_underwoodii.jpg)

## Appearance

The Underwood'S Trillium has three large, oval leaves with striking mottled patterns of green and dark maroon. Its single flower emerges directly above the leaves, typically showcasing three petals in shades of deep reddish-brown or dark maroon, sometimes yellowish-green.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Tracheophyta
- **Class:** Liliopsida
- **Order:** Liliales
- **Family:** Melanthiaceae
- **Genus:** Trillium

## Interesting facts

- It can take this patient plant up to seven years after sprouting before it blooms for the very first time!
- Some Trillium flowers smell like rotting meat, a clever trick to attract flies for pollination!
- The stunning, spotted leaves of the Underwood'S Trillium are often compared to the beautiful coat of a young fawn!
- Trilliums get their name because everything comes in threes: three leaves, three petals, and three sepals!

## Special abilities

- **Underground Powerhouse:** Underwood'S Trillium has a strong underground rootstock that stores energy to survive winter and re-emerge each spring.
- **Mottled Camouflage:** Its uniquely patterned leaves help the Trillium blend in with the dappled light and shadows of the forest floor.
- **Ant Recruiters:** Underwood'S Trillium produces seeds with a fatty coating that attracts ants to carry and disperse them far away.

## Measurements & details

- **Height:** 15-30 cm
- **Spread:** 10-20 cm
- **Flower Size:** 2-4 cm
- **Bloom Season:** Spring (March-April)
- **Edible:** No
- **Toxicity:** Mild
- **Lifecycle:** Perennial
- **Pollination Method:** Insect

## Ecological connections

- **Eaten by:** [White-tailed Deer](https://www.snappit.app/explore/white-tailed-deer) (*Odocoileus virginianus*) — Deer browse on the leaves and flowers.
- **Pollinates:** Lesser House Fly (*Fannia canicularis*) — Attracted by the flower's scent for pollination.
- **Symbiotic with:** Woodland Ant (*Aphaenogaster picea*) — Disperses seeds, feeding on their fatty attachments.
- **Symbiotic with:** Arbuscular Mycorrhizal Fungus (*Rhizophagus irregularis*) — Forms a vital partnership for nutrient absorption.

## Traits

- [Solitary](https://www.snappit.app/explore/traits/solitary): Solitary animals live alone for most of their lives, only interacting with others for mating or parental care.
- [Colorful](https://www.snappit.app/explore/traits/colorful): Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
- [Herbivorous](https://www.snappit.app/explore/traits/herbivorous): This trait characterizes organisms whose diet consists entirely or primarily of plant material.
- [Forest](https://www.snappit.app/explore/traits/forest): Forest habitats are terrestrial environments dominated by dense tree cover, supporting a high diversity of plant and animal life.
- [Pollinator](https://www.snappit.app/explore/traits/pollinator): Describes organisms that transfer pollen, enabling the fertilization and reproduction of plants.

## Collections

- [Plants](https://www.snappit.app/explore/collections/plants)

## Safety

**Danger:** 0/5 · No known danger

No special safety notes yet.

## Frequently Asked Questions

### How to identify Underwood's Trillium?

Start with the whole plant, then compare leaf arrangement, leaf edges, stems and any flowers or fruit. Opposite leaves grow in pairs; alternate leaves come one at a time along the stem. These details tell you far more together than a single green leaf does. Plant Identifier: upload a photo and compare the visible details.

### How tall is Underwood's Trillium?

15-30 cm

### How wide does Underwood's Trillium spread?

10-20 cm

### How big are the flowers on Underwood's Trillium?

2-4 cm

### When does Underwood's Trillium bloom?

Spring (March-April)

### Is Underwood's Trillium edible?

No

### Is Underwood's Trillium toxic?

Mild

### What is Underwood's Trillium's lifecycle?

Perennial

## Where to spot

- [Lake Seminole](https://www.snappit.app/guides/places/lake-seminole) — Georgia, US · Natural Landmark

## More Plants

- [white snakeroot](https://www.snappit.app/explore/white-snakeroot) (*Ageratina altissima*)
- [tree-of-heaven](https://www.snappit.app/explore/tree-of-heaven) (*Ailanthus altissima*)
- [western sword fern](https://www.snappit.app/explore/western-sword-fern) (*Polystichum munitum*)
- [common milkweed](https://www.snappit.app/explore/common-milkweed) (*Asclepias syriaca*)

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Source: [Underwood's Trillium: Facts & Places to See — Snappit](https://www.snappit.app/explore/underwoods-trillium)