Home Flora of Pakistan
Home
Name Search
Families
Genera
Species
District Map
Grid Map
Inventory Project
Commelina L. Search in The Plant ListSearch in IPNISearch in Australian Plant Name IndexSearch in Index Nominum Genericorum (ING)Search in NYBG Virtual HerbariumSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical Garden Decrease font Increase font Restore font
 

Published In: Species Plantarum 1: 40. 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)
General/Distribution: A tropical and subtropical genus with c. 90 species, represented here by 3 or 4 species.

 

Export To PDF Export To Word
Annual or perennial herbs, often prostrate or suberect, glabrous to pubescent. Leaves usually narrowly elliptic, sometimes subfleshy, entire, sheathing at base, acute. Inflorescence usually 2-flowered, scorpioid cymes, subtended by short, hooded, funnel-shaped or falcate, folded spathes or involucral bracts. Flowers of the upper cymes small, often sterile, those of the lower cymes larger and fertile. Sepals 3, the outer cucullate, free, inner 2 often connate below, obovate, sometimes persistent. Petals 3, longer than sepals, clawed, ovate, inner 2 smaller than the outer one. Perfect stamens 3, free, hypogynous, antisepalous; staminodes 2-3; filaments glabrous. Ovary glabrous, 2-3-loculed, two of the locules 1-2-ovuled, the third locule, if present, either 1-ovuled or empty. Capsules loculicidal, posterior locule (cocci) indehiscent or absent, the two anterior cocci connate and indehiscent; seeds small, usually subtriangular, reticulately pitted.
 

Export To PDF Export To Word Export To SDD
Switch to indented key format
1 Spathes funnel-shaped or cucullate, margin fused to the base. Flowers yellowish to violaceous
+ Spathes conduplicate, margin free or fused at the base only. Flowers usually blue to whitish (2)
2 (1) Leaves lanceolate, elliptic to linear-lanceolate. Subterranean flowers not produced (3)
+ Leaves ovate to ovate-oblong. Subterranean flowers, developed form the lower nodes, present Commelina benghalensis
3 (2) Spathes short, c. 1.3 cm long. seeds adnate to the locule, black spotted with dull yellow Commelina albescens
+ Spathes 1.8-3.8 cm long. Seeds free in the locule, lead-coloured Commelina paludosa
 
 
© 2014 Missouri Botanical Garden - 4344 Shaw Boulevard - Saint Louis, Missouri 63110