
Flowers and phyllodes on stem of cinnamon wattle (Acacia leprosa). Longwood Gardens, Kennett Square, Pennsylvania.

Cinnamon wattle (Acacia leprosa) in bloom. Longwood Gardens, Kennett Square, PA.

Inflorescences of chenille plant (Acalypha hispida). Longwood Gardens, Kennett Square, PA.

Fruiting branch of everglades palm (Acoelorrhaphe wrightii). Fruit is edible. Longwood Gardens, Kennett Square, PA.

Everglades palm (Acoelorrhaphe wrightii) fruit. Longwood Gardens, Kennett Square, PA.

Lace flower (Alsobia dianthiflora). Longwood Gardens, Kennett Square, PA.

Frond of a giant fern (Angiopteris evecta). Longwood Gardens’ meadow, Kennett Square, PA.

Maturing spadix on Anthurium ‘Pandola’ (a hybrid). Longwood Gardens, Kennett Square, PA.

Pendulous, urceolate flowers of the Marina strawberry tree (Arbutus ‘Marina’). Longwood Gardens, Kennett Square, PA.

Staff arranging bromeliads in the Cascade Garden. Longwood Gardens, Kennet Square, PA.

Phytotelmata in axil of bromeliad. Longwood Gardens, Kennett Square.

Inflorescence of scarlet powder-puff tree (Calliandra haematocephala). Longwood Gardens, Kennett Square, PA.

Longwood Gardens. Kennett Square, PA.

Longwood Gardens, Kennett Square, PA.

Old man cactus (Cephalocereus senilis). Longwood Gardens, Kennett Square, PA.

Fruiting branch on flame-thrower palm (Chambeyronia macrocarpa). Longwood Gardens, Kennett Square, PA.

Princess vine (Cissus sicyoides). Longwood Gardens, Kennett Square, PA.

Grapefruit (Citrus × paradisi) flowers. Longwood Gardens, Kennet Square, PA.

Chinese dwarf with questionable, complicated parentage (perhaps citron, pomelo, mandarin, sweet orange). Originally grown as an ornamental doorway plant.

Bronze-leaf clerodendron (Clerodendrum quadriloculare) in bloom. Longwood Gardens, Kennett Square, PA.

Swamp dodder (Cuscuta gronovii). Longwood Gardens, Kennett Square, PA.

Dendrochilum filiforme. Longwood Gardens, Kennett Square, PA.

Dendrochilum wenzelii (Orchidacaeae). Longwood Gardens, Kennett Square, PA.

Staff at Longwood Gardens tending to a golden tree fern (Dicksonia fibrosa).

Caudex of Mexican yam (Dioscorea mexicana). Longwood Gardens, Kennett Square, PA.

Close-up the caudex of Mexican yam (Dioscorea mexicana). Longwood Gardens, Kennett Square, PA.

Fork-leaved sundew (Drosera binata) with fungus gnat. Longwood Gardens’ meadow, Kennett Square, PA.

Fork-leaved sundew (Drosera binata). Longwood Gardens’ meadow, Kennett Square, PA.

Glandular trichomes on forked-leaf sundew (Drosera binata). Longwood Gardens, Kennett Square, PA.

Hollow Joe-Pye weed (Eutrochium fistulosum) amid goldenrod. Longwood Gardens, Kennett Square, PA.

Hollow Joe-Pye weed (Eutrochium fistulosum) amid goldenrod. Longwood Gardens, Kennett Square, PA.

Vincenzo. Longwood Gardens. Kennett Square, PA.

Longwood Gardens, Kennett Square, PA.

Black cat resting on bedding plants. Longwood Gardens, Kennett Square, PA.

American witch-hazel (Hamamelis virginiana). Longwood Gardens, Kennett Square, PA.

Red and purple cultivar of Hibiscus rosa-sinensis. Longwood Gardens, Kennett Square, PA.

Chinese hibiscus (Hibiscus rosa-sinensis ‘Nightfire’) about to bloom. Longwood Gardens, Kennett Square, PA.

Wax plant (Hoya carnosa) flower with nectar droplet. Longwood Gardens, Kennett Square, PA.

Exterior view of Cascade Garden house. Longwood Gardens, Kennett Square, PA.

Stigmatic fluid on lily (Lilium sp.) style. Longwood Gardens. Kennett Square, PA.

Longwood Gardens, Kennett Square, PA.

Kennett Square, PA.

Kennett Square, PA.

Longwood Gardens, Kennett Square, PA.

Orchid House at Longwood Gardens, with Meditteranean Room beyond. Kennett Square, PA.

Mason bee house at Longwood Gardens.

Cluster of young fruit on Blood Banana (Musa acuminata ‘Rowe Red’). Longwood Gardens, Kennett Square, PA.

Fruit stalk on Musa (AAB Group) ‘Rajapuri’ (Musa x paradisiaca ‘Rajapuri’) bananas, a triploid, seedless banana from India. Longwood Gardens, Kennett Square, PA.

Longwood Gardens, Kennett Square, Pennsylvania.

Water mimosa (Neptunia oleracea) infloresence . Longwood Gardens, Kennett Square, PA.

Longwood Gardens, Kennett Square, PA..

Opened pod of princess tree (Paulownia tomentosa). Longwood Gardens, Kennett Square, PA.

Winged seeds of princess tree (Paulownia tomentosa). Longwood Gardens, Kennett Square, PA.

Longwood Gardens, Kennett Square, PA.

Allée of princess trees (Paulownia tomentosa) in fog. Longwood Gardens, Kennett Square, PA.

Platycerium superbum (Polypodiaceae). Longwood Gardens, Kennett Square, PA.

Jabuticaba (Plinia cauliflora) fruit. Longwood Gardens, Kennett Square, PA.

From South Africa. Plumbago auriculata ‘Monott’ Royal Cape. Longwood Gardens, Kennett Square, Pennsylvania.

Kennett Square, PA.

Chalice vine (Solandra maxima). Longwood Gardens, Kennett Square, PA.

Narrow-leaved bird-of-paradise (Strelitzia juncea) with nectar dripping down inflorescence. Longwood Gardens, Kennett Square, PA.

‘Mandela’s Gold’ bird-of-paradise flower (Strelitzia reginae). Longwood Gardens, Kennett Square, Pennsylvania.

Cacao (Theobroma cacao) flower. Longwood Gardens, Kennett Square, PA.

Flower and developing pod on trunk of a chocolate tree (Theobroma cacao). Longwood Gardens’ meadow, Kennett Square, PA.

Tropical Terrace room. Longwood Gardens, Kennett Square, PA.

Tropical Terrace room on a snowy day. The hanging roots are from the princess vine (Cissus verticillata). Longwood Gardens, Kennett Square, PA.

Vanda coerulea (Blue Vanda orchid) hanging from ceiling of greenhouse. Longwood Gardens, Kennett Square, PA.

Blue Vanda orchid (Vanda coerulea) hanging from ceiling. Longwood Gardens, Kennett Square, PA.

Longwood Gardens, Kennett Square, PA.

Underside of a Victoria ‘Longwood Hybrid’ waterlily after a wind storm (Victoria amazonica x Victoria cruziana). Longwood Gardens, Kennett Square, PA.

Spines on vertical edge of Victoria ‘Longwood Hybrid’ waterlily (Victoria cruziana x V. amazonica). Longwood Gardens, Kennett Square, PA.

Spines on giant water lily (Victoria sp.). Longwood Gardens, Kennett Square, PA.

Grapes (Vitis vinifera ‘Lakemont’). Longwood Gardens, Kennett Square, PA.

Grapes (Vitis vinifera ‘Muscat of Alexandria). Longwood Gardens, Kennett Square, PA.