Cordylanthus parviflorus

(Ferris) Wiggins
Contr. Dudley Herb. 1: 174. 1933.
Common names: Purple or sticky bird’s-beak
Basionym: Adenostegia parviflora Ferris Bull. Torrey Bot. Club 45: 409, plate 10, fig. 8, plate 11, fig. 4. 1918
Synonyms: Cordylanthus glandulosus Pennell & Clokey
Treatment appears in FNA Volume 17. Treatment on page 673. Mentioned on page 670, 674.

Stems erect to ascending, 20–60 cm, hirsute and densely glandular-pubescent. Leaves glandular-pubescent and hirsute; proximal 10–30 mm, margins 3-lobed, lobes 1 mm wide; distal 5–20 × 1 mm, margins entire. Inflorescences spikes, 2-flowered, or flowers solitary; bracts 1(or 2), 5–15 mm, margins 3-lobed, lobes sometimes purplish distally, linear-lanceolate. Pedicels: bracteoles 10–12 mm, margins entire. Flowers: calyx 10–15 mm, tube 5–8 mm, apex 2-fid, cleft 1 mm; corolla pale pink to purple-pink with darker veins, 15–20 mm, tube 10–15 mm, throat 5–7 mm diam., abaxial lip 5–6 mm, shorter than and not appressed to adaxial; stamens 4, filaments hairy, fertile pollen sacs 2 per filament, equal. Capsules oblong-lanceoloid, 7–9 mm. Seeds 15–20, dark brown, ovoid to reniform, 1.5–2 mm, reticulate and papillate. 2n = 26.

Phenology: Flowering Aug–Oct.
Habitat: Dry, rocky slopes, sagebrush scrub, pinyon-juniper woodlands, Joshua tree woodlands.
Elevation: 700–2200 m.


Ariz., Calif., Idaho, Nev., Utah.


Cordylanthus parviflorus is similar to C. laxiflorus, which also has unequal corolla lips. It can be distinguished from C. laxiflorus by its pink to purple (versus yellow) corollas and stamens with two pollen sacs.

Selected References


Lower Taxa


... more about "Cordylanthus parviflorus"
Kerry A. Barringer +
(Ferris) Wiggins +
Adenostegia parviflora +
Purple or sticky bird’s-beak +
Ariz. +, Calif. +, Idaho +, Nev. +  and Utah. +
700–2200 m. +
Dry, rocky slopes, sagebrush scrub, pinyon-juniper woodlands, Joshua tree woodlands. +
Flowering Aug–Oct. +
Contr. Dudley Herb. +
Cordylanthus glandulosus +
Cordylanthus parviflorus +
Cordylanthus +
species +