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Published In: Flora Indica; or descriptions of Indian Plants 2: 191. 1824. (Fl. Ind., ed. 1820) Name publication detailView 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. NAZIMUDDIN AND M. QAISER
General/Distribution: A genus of c. 30 species, distributed from Himalayas to Northern China; represented in Pakistan by 2 species.

 

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Shrub, glabrous or puberulous, foetid when bruised, stem and branches circular. Leaves opposite, generally lanceolate, attenuate, membranous; stipules broad, acute, persistent. Inflorescence terminal and axillary, 3-fid, shortly peduncled or sessile clusters or subcapitulum. Flowers white or purplish, dimorphic, bracteate and bracteolate, bracteoles 2, cuspidate, forming an involucre or scarious tube. Calyx-tube obconic, included in the involucre of bracteoles, lobes (4-) 5 (-6) short, persistent, elliptic-ovate or rotundate, cilliate. Corolla infundibular; tube slender, hairy within, throat glabrous, narrow; lobes valvate in bud, ovate (4-) 5-(6), cuspidate, inflexed. Stamens (-4) 5 (-6), inserted on the corolla throat filaments very short, anthers linear or oblong, exserted or included, dorsifixed. Disc depressed. Ovary 5-locular, one ovule in each locule; style filiforn; stigma 5-lobed, lobes linear, exserted or included. Capsule subcylindrical, oblong, or ovoid, 5-locular at apex and 5-valved at base, spliting into 5, erect, free, fibrous pyrenes. Seeds erect, linear, testa membraneous.
 

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1 Leaves linear, 0.8-1.25 x 0.25 cm, without distinct lateral nerves, glabrous beneath; stipules with long pungent recurved hairs 2 Leptodermis virgata
+ Leaves ovate-elliptic or lanceolate, 1.5-10 x 0.6-4 cm, with distinct 8-10 pairs of lateral nerves, hairy beneath; stipules without long, pungent recurved hairs 1 Leptodermis lanceolata
 
 
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