Delphinium scaposum

Delphinium scaposum, the tall mountain larkspur or bare‑stem larkspur, is a species of flowering plant in the family Ranunculaceae.^[2] It is native to the desert southwest of the United States, and to Sonora in northwestern Mexico.^[1] A perennial reaching 60 cm (24 in), it prefers dry, gravelly soils, and is "avidly" pollinated by bumblebees and hummingbirds.^[2] Its chromosome count is 2n=16.^[3]

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  Basal rosette
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  Habit
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  Bisected flowers

Delphinium scaposum
Flowers
Botanical illustration by Margaret Neilson Armstrong
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Ranunculales
Family:	Ranunculaceae
Genus:	Delphinium
Species:	D. scaposum
Binomial name
Delphinium scaposum Edward Lee GreeneGreene
Synonyms[1]
Delphinium andersonii var. scaposum (Greene) S.L.Welsh Delphinium decorum var. scaposum (Greene) Huth