Nepeta discolor

Nepeta discolor Royle ex Benth., Bot. Misc. 3: 378 (1833) (syn: Nepeta discolor var. kargilica Reshi; Nepeta sabinei J.A.Schmidt);
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NE. Afghanistan to Tibet: Afghanistan, Nepal, Pakistan, Tibet, West Himalaya as per POWO;
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Benth, in Hook. Bot. Misc. iii. 378, Lab. 470, and in DC. Prodr. xii. 373 ; rootstock elongate, stems weak ascending glabrous or villous, leaves small petioled broadly ovate or ovate-cordate crenate, spikes ovoid or cylindric, bracts elliptic mucronate, calyx 1/4 in. sessile villous, teeth filiform as long as the tube. Sabinei, T. A. Schmidt in Trim. Journ. Bot. 1868, 238, t. 82, f. 1-4.
WESTERN TEMPERATE and ALPINE HIMALAYA ; from Kashmir to Gurwhal and WESTERN TIBET, alt. 10-15,000 ft.—DISTRIB. Affghanistan.
Closely resembles in habit and foliage large forms of N. raphanorhiza, but wants the tuberous rootstock, and has much longer spikes with long calyx-teeth as in N. spicata. Leaves often white with appressed tomentum beneath. Flowers white or pale blue.
(Attributions: IBIS Flora (Flora of British India))
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Ladakh, August 2022 :: Nepeta for ID :: ARK2022-177: 2 high res. images.
This was on the other side of Chang la on the way to Leh, Ladakh in August 2022.
Requested to please provide ID.