Atriplex pallida (Moq.) Sukhor., Phytotaxa 226(3): 288 (2015).

Sukhorukov, Alexander P., Liu, Pei-Liang & Kushunina, Maria, 2019, Taxonomic revision of Chenopodiaceae in Himalaya and Tibet, PhytoKeys 116, pp. 1-141 : 40-41

2. Atriplex pallida (Moq.) Sukhor., Phytotaxa 226(3): 288 (2015).

≡ Chenopodium pallidum Moq., Chenop. Monogr. Enum.: 30 (1840). Lectotype (designated by Sukhorukov and Kushunina 2014): [Probably NE INDIA] Voyage de V. Jacquemont aux Indes Orient., Jacquemont 1377 (P04993339! isolectotypes P00606416! P04993338! P05047853!). Image of the lectotype available at: https://science.mnhn.fr/institution/mnhn/collection/p/item/p04993339 (isolectotypes at: https://science.mnhn.fr/institution/mnhn/collection/p/item/p00606416https://science.mnhn.fr/institution/mnhn/collection/p/item/p04993338https://science.mnhn.fr/institution/mnhn/collection/p/item/p05047853)

= Atriplex schugnanica Iljin, Acta Inst. Bot. Acad. Sc. URSS, ser. 1, 2: 123 (1936). Lectotype (designated by Sukhorukov and Tscherneva in Sukhorukov 2006): [TAJIKISTAN] Roschan, Usoj, in ripa flum. Bartanga [river bank of Bartanga river], in decliviis lapidosis [rocky slopes], 20 Aug 1897, S. Korshinsky 4692 (LE! isolectotype LE!).

Description.

Annual up to 70 cm, basally branched with ascending stems. Leaves triangular, oblong or rhombic-triangular, entire or dentate, sometimes with two marginal lobes; upper leaves lanceolate. Inflorescence leafy in lower part. Female flowers in axillary clusters and intermixed with male flowers forming terminal inflorescences. Bract-like cover enclosing the female flowers sessile or shortly pedunculate (peduncles up to 3.0 mm), ovate, rhombic or triangular, 1.2-5.0(7.0) mm long, sclerified but not or slightly inflated, entire or dentate, usually without outgrowths on the back. Seeds heteromorphic: red seeds convex, 0.7-1.2 mm in diameter, brown seeds 1.2-1.8 mm, flattened.

Habitat.

Screes, sands and ruderal sites; 2600-4800 m a.s.l.

Phenology.

Flowering: August-September; fruiting: September-October.

Distribution.

See Fig. 16 .

Specimens examined.

INDIA: Jammu & Kashmir: Ladakh, Rupshu, 4600 m a.s.l., 4 Sep 1970, U.C. Bhattacharyya 41004 (BSD); Ladakh, 24 Jul 1976, B.M. Wadhwa 58992 (BSD); Ladakh, Fatula, 3990 m a.s.l., 25 Jul 1976, B.M. Wadhwa 58984 & 58992 (BSD); Ladakh, Lamayuru, 3400 m a.s.l., 26 Aug 1979, Bruhn s.n. (M70063); Ladakh, Saspol, 3120 m a.s.l., 8 Sep 1989, L. Klimeš & M. Šrůtek 22/8 (PRA); Ladakh, Zanskar Region, Tsarap, Kurgiakh vill., 4100-4150 m a.s.l., 18 Aug 2004, L. Klimeš 4127 (PRA); Ladakh, Zanskar Region, Tsarap, Shadde, 4150-4290 m a.s.l., 25 Aug 2004, L. Klimeš 4217 (PRA); Ladakh, Zanskar Region, S of Padum, 3570-3590 m a.s.l., 29 Aug 2004, L. Klimeš 4289 (PRA); Ladakh, Rupshu Region, Tso Moriri, Thakshang, 4670-4710 m a.s.l., 13 Sep 2005, L. Klimeš 6299 (PRA); Ladakh, Indus valley, Domkhar Dha, Hanu Pur, 3360-3440 m a.s.l., 9 Sep 2006, L. Klimeš 7019 (PRA);

Himachal Pradesh: Kinnaur [distr.], above Leppa [Lippa], 8000-12000 ft a.s.l., Aug 1847, T.T. Thomson s.n. (BM, G, K, M); [Kangra distr.] Nurpur, Jul 1856, [Schlagintweit] s.n. (LE); Simla distr., Simla [without date and collector] (K); [Kinnaur distr.] Leppa, 2600 m a.s.l., 17 Aug 1890, J.H. Lace 529 (E); [Border between Himachal Pradesh and Jammu & Kashmir] Lahaul [Lahaul Distr.], Serchu [Sarchu], 13000 ft a.s.l., 30 Jun 1941, N.L. Bor 15116 (DD, K); Bashahr vill., 2900 m a.s.l., 5 Sep 1963, N.C. Nair 30540 (BSD); [Kinnaur Distr.] Pooh, 3050 m a.s.l., 7 Jun 1972, K.P. Janardhanan 47780 & 47781 (BSD); Spiti valley, Kibber, 4250 m a.s.l., 2 Aug 1972, U.C. Bhattacharyya 49260 (BSD); Spiti valley, Tabo vill., 19 Aug 1994, S.K. Musti & S. Singh 88480 (BSD); Kinnaur Distr., Skiba vill., 9 Oct 1991, K.P. Janardhanan 46553 (BSD); Spiti Distr., Pin Valley National Park, 27 Aug 2002, K.C. Sekar 100735 (BSD); Uttarakhand: Chamoli Distr., Malari vill., 20 Aug 1979, B. Nailhani 56011 (BSD).

General distribution.

Tajikistan, Afghanistan, NE Pakistan, N India. Most likely present in W Xizang (China). Common in Ladakh, many parts of Himachal Pradesh and Uttarakhand (Chamoli Distr.).

Figures

Figure 16. Distribution map of Atriplex centralasiatica (circles) and A. pallida (stars).