Barestem Larkspur

Delphinium scaposum is reportedly used in Navajo and Hopi religous ceremonies, as well as for a wash following childbirth (D. E. Moerman 1986).

Stems 25-50(-65) cm; base usually reddish, glabrous, glaucous. Leaves mostly basal, 4-10 at anthesis; cauline leaves 1-4 at anthesis; green leaves usually present on proximal 1/5 of stem at anthesis; petiole 1-12 cm, glabrous. Leaf blade ± round, 0.5-4 × 0.5-6 cm, puberulent to glabrous; ultimate lobes 3-9, width 2-15 mm (basal), 0.5-3 mm (cauline). Inflorescences 10-25(-40)-flowered, cylindric; pedicel ascending, 0.6-2.5 cm, glabrous; bracteoles 2-5 mm from flowers, green to blue, linear-lanceolate, 2-4 mm, glabrous. Flowers: sepals bright dark blue, glabrous, lateral sepals spreading, 11-14 × 4-6 mm, spurs straight, sometimes decurved, ascending 30-45° above horizontal, 13-18 mm; lower petal blades elevated, exposing stamens, 5-8 mm, cleft 2-4 mm; hairs mostly centered on inner lobes near junction of blade and claw, white. Fruits 12-16 mm, 2.5-3 times longer than wide, glabrous. Seeds: seed coat cells ± brick-shaped, cell margins straight, surfaces smooth. 2 n = 16.

Ariz., Colo., N.Mex., Utah.

Flowering spring.

Juniper woods, grassland; 1200-2700m.

Delphinium andersonii A. Gray var. scaposum (Greene) S. L. Welsh

Delphinium scaposum là một loài thực vật có hoa trong họ Mao lương. Loài này được Greene mô tả khoa học đầu tiên năm 1881.