Thelypodium integrifolium subsp. affine

(Greene) Al-Shehbaz

Contr. Gray Herb. 204: 110. 1973.

Basionym: Thelypodium affine Greene Pittonia 4: 314. 1901
Synonyms: Pleurophragma rhomboideum (Greene) O. E. Schulz Thelypodium integrifolium var. affine (Greene) S. L. Welsh & Reveal Thelypodium rhomboideum
Treatment appears in FNA Volume 7. Treatment on page 733.

Racemes (congested), elongated in fruit; central rachis (3.7–)4.5–12(–16.5) cm. Fruiting pedicels horizontal to divaricate, straight, whitish, stout, (5–)6–9(–13) mm, moderately flattened at base. Flowers: petals white, (5–)6–9(–10) mm; gynophore stout, (0.5–)1–3 mm. Fruits usually horizontal or divaricate, rarely divaricate-ascending, incurved, (1.4–)1.9–3.7(–4.5) cm. 2n = 26.

Phenology: Flowering Jun–Oct.
Habitat: Desert flats, shrub communities, alkaline grounds
Elevation: 600-1800 m


Selected References


Lower Taxa

Ihsan A. Al-Shehbaz +
(Greene) Al-Shehbaz +
Thelypodium affine +
Calif. +, Nev. +  and Utah. +
600-1800 m +
Desert flats, shrub communities, alkaline grounds +
Flowering Jun–Oct. +
Contr. Gray Herb. +
Pleurophragma rhomboideum +, Thelypodium integrifolium var. affine +  and Thelypodium rhomboideum +
Thelypodium integrifolium subsp. affine +
Thelypodium integrifolium +
subspecies +