Aerva javanica (Burm.f.) Juss. ex Schult.
Nothosaerva brachiata (L.) Wight
Aerva species in India:
(i) leaves opposite and alternate mixed; spikes in terminal panicles as well as axillary ——- A. scandens Wall. (a climbing undershrub; Behar; Chota Nagpur)- a syn. of Aerva sanguinolenta (L.) Blume)
(ii) leaves all alternate; spikes all axillary, fascicled —— A. lanata Juss. (an erect or prostrate undershrub; Behar; E. Bengal)
(iii) leaves filiform in opposite fascicles; spikes peduncled —– A. monsonia Mart. (a much branched herb in West Bengal; Chota Nagpur)
In A. lanata the flower cluster form very short spikes (0.5-1.5 cm long) in leaf axils; leaves are broader (1-2 cm broad), obovate or elliptic-orbicular
In A. tomentosa (syn. of Aerva javanica (Burm.f.) Juss. ex Schult. ) flowers occur in up to 10 cm long spikes forming terminal leafless white-woolly panicles; leaves are narrower (0.5-1 cm broad) and leaves linear to linear-oblong in shape;
According to Flora of British India, vol4. p728 :-
Aerva page with images of species in efloraofindia : 1 post by 1 author.
Pl. go through Aerva page with images of species (mainly done by me) in efloraofindia.
If you find any mis-identification, pl. let us know. If anybody can send images of other species of this genera (for incorporation in the website), if any, it will be really nice.
Also, if anybody is interested to take up the activity of inserting images on efloraofindia pages from efloraofindia posts, pl. let us know.