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Published In: Species Plantarum. Editio quarta 1(2): 743. 1798. (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: YASIN J. NASIR


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Perennial, prostrate to procumbent or ± erect and up to 28 cm tall, usually much branched from the base, appressed hairy. Leaves 6-30 x 2-4 mm, linear-lanceolate, acute, appressed, strigosely hairy on both surfaces, with short hairs. Hairs less than 1 mm long. Inflorescence bracteate, 2-10 cm long, simple or paired. Lower bracts lanceolate, 2-3 mm long; lower flowers with pedicels up to 2 mm long. Calyx 2.5-3 mm long, 5-partite, lobes lanceolate, hairy to the outside, glabrous within, somewhat puberulous at the throat; lobes spreading, broad. Anthers 0.7-0.8 mm long, ± adnate when young, attached c. 0.6 mm from base of corolla tube. Stigma conical, 0.6-0.7 mm long, minutely pilose towards tip; stigmatic ring prominent. Style slightly shorter, glabrous. Fruit ± globose, depressed or not, 4-lobed, dense pilose. Nutlets 4, dark brown, c. 1.5 mm long.

Two subspecies may be recognised


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1 Fruit globose-depressed, distinctly 4-lobed. Leaves usually greyish-white in colour 5 Heliotropium strigosum Willd. subsp. strigosum
+ Fruit globose, not depressed at top, not prominently lobed. Leaves greenish-white in colour 5 Heliotropium strigosum subsp. brevifolium
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