Aquilegia longissima

(Long Spur Columbine)


Aquilegia longissima, Big Bend National Park 0760/0769


Aquilegia longissima, Big Bend National Park 0780/0802


Aquilegia longissima, Big Bend National Park 0752


Aquilegia longissima, Big Bend National Park 3599

Scientific Name Aquilegia longissima USDA PLANTS Symbol AQLO
Common Name Long Spur Columbine ITIS Taxonomic Serial No. 18742
Family Ranunculaceae (Buttercup) Flora of North America Ref. Click Here
Description Habitat: Shady, moist, rocky habitat near streams and waterfalls.
Plant: Erect clump-forming bush, 20-48 inches tall, open-branched above.
Leaves: Basal and stem leaves triternate (3x-ternate), with each of the ultimate (ideally) 27 leaflets 5/8 to 1-3/4 inches long and deeply cleft into three lobes which in turn have 2 or 3 smaller, rounded lobes; primary petioles 10 to 12 inches long; primary petiolules (leaflet stalks) 1 to 2 inches long, secondary petiolules less than 1/2 to 2 inches long, and tertiary petiolules 5/8-inch long.
Inflorescence: Pale-yellow erect flowers on pedicels almost 8 inches long; 5 speading yellow lanceolate sepals 7/8 to 1-3/8 inches long, pointed tip; 5 spreading petals with spatulate-obvate blade 5/8 to 1-1/5 inch long, rounded tip, and spurs 3-1/2 to 6 inches long; stamens 1/5 to 1/2-inch longer than petals.
Bloom Period: June to November.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and American Southwest.
Note: Rare plant, native in Big Bend NP.
BONAP Distribution Map

Map Color Key
Texas Status:

Banner photo of Lupinus ssp. by Rick Capozza, Austin TX

© Tom Lebsack 2023