Telesonix jamesii

(Torrey) Rafinesque

Fl. Tellur. 2: 69. 1837 (as jamesi) ,.

Common names: James’s saxifrage
Basionym: Saxifraga jamesii Torrey Ann. Lyceum Nat. Hist. New York 2: 204. 1827
Synonyms: Boykinia jamesii (Torrey) Engler Therofon jamesii (Torrey) Wheelock
Treatment appears in FNA Volume 8. Treatment on page 117.

Flowering stems 6–18 cm. Leaves: stipules of cauline leaves 1–1.5 mm; petiole 10–45 mm; blade 10–30 × 14–40 mm, succulent. Pedicels densely stipitate-glandular. Flowers: hypanthium free from ovary 1–2(–2.5) mm, campanulate to turbinate; sepals erect, lanceolate to ovate-lanceolate, 2–6 mm, apex usually acute; petals crimson-purple, orbiculate, (5–)7–11 × (2–)4–7 mm, lengths at least 1.75 times sepals, base contracted abruptly to claw 1–3 mm; stamens 2.4–3.7 mm; anthers obtuse; styles connate at least 3/4 their lengths. Capsules ovoid. Seeds 50–100. 2n = 14.

Phenology: Flowering mid-late summer.
Habitat: Crevices of granitic rock faces and talus
Elevation: 3000-3500 m


The record of Telesonix jamesii from New Mexico is based on poor material and should be regarded as provisional. There is a report (J. G. Packer and D. H. Vitt 1974) of this species (or T. heucheriformis) from Laramie Mountain, Wyoming; no voucher specimens have been seen.

Selected References


Lower Taxa

... more about "Telesonix jamesii"
Richard J. Gornall +
(Torrey) Rafinesque +
Saxifraga jamesii +
James’s saxifrage +
Colo. +  and N.Mex. +
3000-3500 m +
Crevices of granitic rock faces and talus +
Flowering mid-late summer. +
Fl. Tellur. +
Illustrated +  and Endemic +
Boykinia jamesii +  and Therofon jamesii +
Telesonix jamesii +
Telesonix +
species +