Published November 11, 2015 | Version v1
Taxonomic treatment Open

Astragalus autranii Baldacci 1895

  • 1. Department of Biology, Faculty of Natural Sciences, Tirana University, Albania
  • 2. Department of Biology, Faculty of Natural Sciences, Aleksander Xhuvani University, Elbasan, Albania
  • 3. Botanical Garden, State Natural History Museum, Øster Farimagsgade 2 C, DK- 1353 Copenhagen K, Denmark

Description

Astragalus autranii Baldacci (1895: 196). Fig. 2.

Type:― ALBANIA. Berati district: “in lapidosis montis Tomor Abbas Ali supra ‘stani’ Kurlaj”, 12 August 1892, A. Baldacci 307 (holotype G!). Fig. 1.

Small, acaulescent, perennial herb 4‒16 cm tall with branched woody caudex densely covered with remains of old stipules; vegetative shoots present at anthesis. Stipules membranous, ovate, 5‒6 × 1.5‒3 mm, acute, shortly connate and adnate to petiole, ciliate. Leaves imparipinnate, not terminating in a spine, 5‒30 mm long. Leaflets 4‒11-paired, elliptic to obovate, 2‒6 × 1.5‒3 mm, entire, densely silvery-sericeous with adpressed, bifurcate hairs. Peduncle 2.5‒12 cm, longer than leaves at anthesis, white- and black-adpressed hairy. Pedicels short (less than 0.3 mm) or absent. Flowers erect, in dense, oblong-ovoid, 2.5‒4 cm long spike. Bracts white-membranous, reddish at apex, 5‒7 × 1 mm, triangular-lanceolate, white-villous or with a few black intermixed hairs. Calyx tubular-campanulate, 6.5‒9.5 mm long, oblique at mouth, not inflated in fruit; tube 3‒4 mm, pale green, with bifurcate and simple white hairs intermixed with fewer black hairs; teeth reddish, ± equal, linear-subulate, 4‒5.5 mm long, with ascending-spreading simple white hairs and predominantly black bifurcate hairs towards the apex. Standard erect, glabrous, 15‒20 × 3‒4 mm; lamina oblong, undulate, whitish at base, purplish-pink veined greenish-white in upper two-thirds; wings 8‒12 mm, keel beaked, 7‒8 mm. Stamens 10, filaments 5‒7.5 mm long. Legume included in calyx, ellipsoid-ovoid, 4‒5.5 mm long at maturity, shortly acuminate, with persistent glabrous style, ventrally obtusely-carinate, dorsally grooved, bilocular; valves densely covered with asymmetrical bifurcate, sub-adpressed to ascending-spreading, long white hairs. Seed solitary in each locule, reniform-oblong, 2‒3 mm (usually one seed smaller or abortive), dark brown, glabrous.

Notes

Published as part of Tan, Kit, Shuka, Lulezim, Gjeta, Ermelinda & Vold, Gert, 2015, The rediscovery of Astragalus autranii (Fabaceae) on Mt Tomor, south central Albania, pp. 83-89 in Phytotaxa 234 (1) on page 85, DOI: 10.11646/phytotaxa.234.1.6, http://zenodo.org/record/13630578

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Linked records

Additional details

Biodiversity

Scientific name authorship
Baldacci
Kingdom
Plantae
Phylum
Tracheophyta
Order
Fabales
Family
Fabaceae
Genus
Astragalus
Species
autranii
Taxon rank
species
Taxonomic concept label
Astragalus autranii Baldacci, 1895 sec. Tan, Shuka, Gjeta & Vold, 2015

References

  • Baldacci, A. (1895) Un Astragale nouveau d'Albanie. Bulletin de l'Herbier Boissier 3: 196.