Aquilegia longissima [Ranunculaceae]

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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 www.americansouthwest.net.
Notes: Rare plant, native in Big Bend NP.
BONAP Distribution Map

Texas Status:
Native

© Tom Lebsack 2022