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Published In: Species Plantarum 1: 305. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Contributor Text: S.I. Ali
Contributor Institution: Department of Botany, University of Karachi, Karachi-75270, Pakistan
General/Distribution: A genus with c. 100 species, mainly distributed in temperate Eurasia to Central Asia; represented in our area by 6 species.


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Perennial herbs. Bulb little below the soil; tunics, brown, thick, coriaceous, drying on maturity, glabrous or variously lined with hairs. Stem long or short. Leaves 1-2 (-8), cauline, without distincts midrib. Flowers 2 (-8) in raceme or solitary. Bracts usually absent. Perianth often campanulate, sometimes infundibular, white, yellow or red. Tepals 6, in 2 whorls, slightly dissimilar in shape, glabrous or pubescent at the base. Nectaries absent. Stamens 6, much shorter than tepals, often unequal, filaments broader at the base, adnate at the base of the tepals. Anthers basifixed, dehiscence lateral. Pistil syncarpous; ovary trilocular, axile placentation, style absent, or short, stigma 3-lobed. Fruit a capsule, seeds numerous, often flat, ± triangular.

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1 Leaves 2 (2)
+ Leaves 3-6 (4)
2 (1) Filament and tepal base glabrous or with few hairs outside near the tip (3)
+ Filaments and tepals hairy at the base, style c. 1 mm. Bulb scales woolly within 4 Tulipa biflora
3 (2) Tepal elliptic acute. Style 4-7 mm, as long as the ovary (ovary 5-6 mm) 5 Tulipa heterophylla
+ Tepal elliptic or oblong, outer acuminate, inner acute. Style 2-3 mm, smaller than ovary (ovary 5-8 mm) 6 Tulipa heteropetala
4 (1) Bulb tunic not as above (5)
+ Bulb tunic extended upwards above the main bulb 2 Tulipa lehmanniana
5 (4) Peduncle glabrous. Tepals not as above. (6)
+ Peduncle pubescent. Tepals scarlet with black blotch at the base with yellow margin 1 Tulipa lanata
6 (5) Bulb tunic woolly inside; tepals 2-6 cm; style absent 3 Tulipa clusiana
+ Bulb tunic hairy at the top and on the inner side of tepals <2.0 cm; style 2-3 mm long 6 Tulipa heteropetala
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