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Published In: Botanische Zeitung (Berlin) 37(5): 68. 1879. (31 Jan 1879) (Bot. Zeitung (Berlin)) 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: KAMAL A. MALIK
General/Distribution: A genus with two species distributed in Western N. America. In Pakistan this genus is represented by one species, which is cultivated as an ornamental plant.

 

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Trunk tall, massive, smooth, unbranched, upper part densely covered with dead leaves and petioles. Leaves large, costa-palmate, orbicular, plicate, deeply divided into numerous segments, lobed nearly to the middle, segments induplicate, numerous, margin and sinus usually filamentous; petiole armed, planoconvex, green margin strongly armed with hooked spines. Inflorescence axillary, long, much branched, branches more or less zigzag or wavy, slender, glabrous; bracts flattened and almost woody, glabrous. Flowers bisexual, small, white; calyx cup-shaped, trilobed; corolla longer than the calyx with narrow reflexed lobes; stamens 6, in two series, filaments free, fusiform; carpels 3, united by their styles. Fruit small black, ovoid-oblong with thin pericarp.
 
 
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