A newly forming fruiting body that resembles a mushroom, with a pink cap and white stalk.

Red Raspberry slime mold (Tubifera microsperma), cosmopolitan. Waikahekaheiki, Puna, Hawaiʻi.

An elongated black seed half-covered with a fuzzy, rust-orange aril rests in the palm of a person’s hand.

Seed from a Bird-of-paradise Flower (Genus Strelitzia), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Several mushrooms with fleshy pale pink caps growing in shredded tree mulch.

Paddy Straw Mushroom (Volvariella volvacea), introduced. Waikahekaheiki, Puna, Hawaiʻi.

A very large, glossy, heart shaped leaf with deep lobes.

Tree Philodendron (Thaumatophyllum bipinnatifidum), introduced. Waikahekaheiki, Puna, Hawaiʻi.

A plant with bright red leaves emerges from thick green foliage.

Kī—Ti (Cordyline fruticosa), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Dense sedge clump growing among grasses and other low vegetation. The plant has many thin, bright green, grasslike stems and narrow leaves radiating outward from the base. Several stems have small tan seed heads. Brown, dried stems and leaf tips are mixed with the green growth, and dark soil and rocks are visible beneath the vegetation.

Ditch Fimbry (Fimbristylis schoenoides), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Red ginger plant with long green leaves and a bright red upright flower spike, growing among dense tropical vegetation.

Red Ginger (Alpinia purpurata), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Pink double-hibiscus flower in close-up, with layered ruffled petals and yellow-tipped stamens, set against a blurred green woodland background.

Kona Hibiscus (Hibiscus rosa-sinensis 'Kona'), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Close-up of a red cone ginger flower spike with layered, waxy red bracts and a few bright yellow petals emerging near the top. Large green tropical leaves fill the softly blurred background.

Red Tower Ginger (Costus comosus), introduced. Waikahekaheiki, Puna, Hawaii.

A bare but dirty pig skull rests in low-growing foliage.

Puaʻa—Eurasian Wild Pig (Sus scrofa), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Close-up of two pale, funnel-shaped mushrooms with lacy, perforated caps on a fallen log, with a smaller mushroom behind them and blurred green and reddish leaves in the background.

Spring Polypore (Lentinus arcularius), cosmopolitan. Waikahekaheiki, Puna, Hawaiʻi.

Pale yellow-white orchid flowers bloom from a plant attached to a mossy tree trunk, with exposed roots and broad green leaves visible below. The background shows a misty, lightly wooded landscape under an overcast sky.

Moth Orchid (Phalaenopsis sp.), introduced (cultivated?). Waikahekaheiki, Puna, Hawai’i.

A small moth with big dark eyes and wings that look like a flake of tree bark.

Can you see this camouflaged little doe-eyed, fuzzy-headed cutie? The larvae of the introduced Condica illecta moth feed on plants in the daisy family (Asteraceae) such as the Marigold, Spanish Needle, and Bluemink. Waikahekaheiki, Puna, Hawaiʻi.

Close-up of a vivid orange flower with a darker red-orange center, surrounded by narrow green leaves, with a small green insect perched near the middle of the bloom.

A Common Meadow Katydid (Tribe Conocephalini) on a Garden Montbretia (Crocosmia × crocosmiiflora) flower. Introduced. Waikahekaheiki, Puna, Hawaiʻi.

Close-up of a small blue wildflower with two vivid blue upper petals and tiny yellow-tipped stamens, growing among pale green, lance-shaped leaves and dense surrounding foliage.

Honohono Grass — Climbing Dayflower (Commelina diffusa), introduced. Waikahekaheiki, Puna, Hawaiʻi.

A plant with red and green leaves growing over a mound of green and rust-colored moss in dappled sunlight.

Trying to see the moss (Pyrrhobryum spiniforme) for the weed (Miconia calvescens). Waikahekaheiki, Puna, Hawaiʻi.

Correction: indigenous

Close-up of a small green plant with many oval leaflets arranged in two rows along thin stems. New growth near the tips is paler, almost creamy green. Water droplets cling to several leaves, and narrow grass-like blades and other foliage fill the dark background.

ʻŪlei (Osteomeles anthyllidifolia), endemic (cultivated). Waikahekaheiki, Puna, Hawaiʻi.

Close-up of a green flowering plant with a dense, round cluster of tiny white four-petaled flowers at the center. Bright green pointed bracts and several long, velvety leaves radiate outward, creating a star-like pattern. The background is softly blurred green foliage.

Tropical Girdlepod (Mitracarpus hirtus), introduced. Waikahekaheiki, Puna, Hawaiʻi.

A close look at the delicate flowers of a red and green-leafed grass.

Thatching Grass (Hyparrhenia rufa), introduced. Waikahekaheiki, Puna, Hawai'i.

Close-up of fresh, light green leaves on a young plant, covered with raindrops. Darker mature leaves and damp ground with dried grass appear in the background.

Kula Gardenia (Gardenia tubifera 'Kula'), introduced (Cultivated). Waikahekaheiki, Puna, Hawaiʻi.

A feathery fern with a dark stipe grows over low ground cover with globular pink flowers.

The introduced Silver Fern (Pityrogramma calomelanos) and Pink Knotweed (Persicaria capitata) among several other plants. Waikahekaheiki, Puna, Hawaiʻi.

A close look at the base of a stalk of grass where the hairy leaves and their sheaths originate around the central shaft.

Russell River Grass (Paspalum paniculatum), introduced. Waikahekaheiki, Puna, Hawaiʻi.

A rotting twig hosts slime mold fruiting bodies including mushroom-shaped forms with tan stalks and crystaline white heads, as well as gray-pink forms that look like random squigly squirts of gray paste.

I found these two slime molds on a rotting bit of passion vine and they have me stumped. Perhaps a Didymium (stalked) and Physarum (sessile)? Waikahekaheiki, Puna, Hawai‘i.

A tree branch with a red pompom-like flowering head and an older flower head with no petals, showing the formation of seed capsules.

ʻŌhiʻa (Metrosideros polymorpha), endemic. Waikahekaheiki, Puna, Hawaii.

Puffy orange blobs with slightly peopled skin ooze from leaf litter.

Wolf’s Milk slime mold (Lycogala sp.), cosmopolitan. Waikahekaheiki, Puna, Hawaiʻi.

A bright red, three-lobed tomato with an inflated-to-near-bursting appearance rests on a wooden surface.

Tomato (Solanum lycopersicum), introduced (cultivated). Waikahekaheiki, Puna, Hawaiʻi.

A nondescript small plant with a salmon-colored tassel-shaped flower head on a slender, fuzzy stalk.

Red Tasselflower (Emilia fosbergii), introduced. Waikahekaheiki, Puna, Hawaiʻi.

Two delicate flowers with four pale pink petals and curved, yellow and purple stamens.

False Meadowbeauty (Pterolepis glomerata), introduced. Waikahekaheiki, Puna, Hawaiʻi.

A bright golden tube flower with showy red margins and a prominant white stigma.

Goldfish Plant (Columnea banksii 'Carnival'), introduced (cultivated). Makuʻu, Puna, Hawaiʻi.