1.5. Tulipa carinata Vved. in Opred. Rast. Sred. Azii 2: 318. (1971).

Type:— UZBEKISTAN. Pamiro-Alaj: ad declivia argilloso-saxosa humida in montibus Tschulbair supra pag. Sina, 23 May 1929, A. Vvedensky 551 (holotype TASH000506!; isotypes BM, H-1200913, K) .

Description:—Bulb ovoid, 2–3(4) cm thick; tunic dark brown, coriaceous, woolly on the inside; stem 20–50 cm long, the upper part of stem and peduncle pubescent; leaves 3–4, slightly deflexed to suberect, scattered, glaucescent green, not curled, carinate, pubescent, ciliate at margins, not exceeding the flower, relatively narrow; lower leaf lanceolate, 1.5–3.0 cm broad, situated 3–8 cm above the soil surface, upper leaves progressively decreasing in size; flower solitary, red; perigone segments 4–8 cm long, usually very long acuminate to a pubescent tip; outer segments oblong-lanceolate to oblong; inner segments oblong-lanceolate to oblong; the basal blotch obtuse, acute or sometimes 3-pointed, dark violet, black, yellow or black margined with yellow; stamens one-third the length of perigone; filaments glabrous, black or blackish or sometimes yellow; anthers yellow or violet, slightly longer than filaments; ovary slightly shorter than stamens, with sessile stigma.

General distribution:—South-western Pamir-Alay (northern Afghanistan, Tajikistan, Uzbekistan).

Distribution in Uzbekistan:—I-6 Western Hissar district (I-6-c Baysun region), I-7 Hissar-Darvaz district (I-7-a Sangardak-Tupalang region).

Phenology:—Flowering: April–June; fruiting: June–July.

Ecology:—Stony and stony-clayey slopes in lower and middle mountain zones, 1200–2500 m a.s.l.

Etymology:—The Latin word “ carinate ” means “ keeled ”. The name of this species is connected with this feature: a prominent keel on the lower side of leaves (Fig. 3B).

Specimens examined:— UZBEKISTAN: Western Hissar district, Baysun region, Hissar Range, Guzar beylik, the pass Auga on the ridge connecting mountains Ulmas and Belauti, 24 May 1913, Michelson 1837 (LE) ; BuryuTakht mountains, grasslands, 19 April 1941, Popova 217 (TASH!) ; 6 km to north-west from the village Inkabad or 10 km to east-north-east from Baysun, 25 May 1963, Savitsky s.n. (TASH!) ; spurs of Baysuntau, Alachapan, juniper forest, 2 May 2013, Turginov s.n. (TASH!) ; Hissar-Darvaz district, Sangardak-Tupalang region, Hissar Range, top of the mountains Khodzha-Barku, 7 June 1911, Golbek (LE) ; Chulbair mountains, stony slopes above the village Sina, 24 April 1928, Vvedensky 227, 248 (TASH!) ; peak of Khodzha-Barku, stony slopes, 29 June 1929, Vvedensky 406 (TASH!) ; ad declivia argilloso-saxosa humida in montibus Tschulbair supra pag. Sina, 23 May 1929, Vvedensky 551 (TASH!) ; Chulbair mountains, above the village Sina, 2500 m, 23 May 1929, Vvedensky s.n. (TASH, MW) ; Chulbair mountains, 1938, Kokushkina s.n. (TASH!) ; Turdandarya river basin, Khodzha-gurgur-ata, Ming Chuqur, 22 June 1939, Akhmedov s.n. (TASH!) ; descent from the pass Khuvritang to Mush village, 2075 m, 19 May 1940, Gontscharov 302, 306 (TASH!) ; Tupalang river basin, Govashsay, 23 June 1948, Pjataeva 683 (TASH!) ; surroundings of village Nilyu, gentle slopes of foothills, 4 May 1948, Bondarenko 401 (TASH!) ; foothills between Sary-Dzhou and Kufar, 2 May 1948, Bondarenko 396 (TASH!) ; Sangardak river basin, upper reaches of river Aksu, 2400–2800 m, 4 June 1948, Pjataeva 194, 201 (TASH!) ; Sangardak river basin, surroundings of village Bakhcha, mountain slopes, 3 June 1948, Chevrenidi 910 (TASH!) ; surroundings of Khuvritang, 19 April 1954, Pjataeva s.n. (TASH!) ; Shargun, south-east slopes, 15 May 1963, Khamidkhodzhaev 13 (TASH!) ; surroundings of the village Sina, near snow fields under the peak Khodzha-Barku, 29 May 1973, Botschantzev 127 (LE) ; Sangardak river basin, surroundings of Khodzha-Osmin, 18 May 1983, Kamelin et al. 2642 (LE) .