Hello Sir Happy to see *Pluchea lanceolata* growing wild and that too as a weed. As per our study in central India, it has been estimated as near threatened. For further study, we need seeds of these plant and some exact GPS locations. So, asking for the help herewith. Your reply is solicited!
Regards amit.. Amit Vijay Setiya Department of Botany, Government Science College, Gadchiorli. M.S. India 9422153515 > > On Wednesday, June 5, 2013 at 7:19:35 PM UTC+5:30, Gurcharan Singh wrote: > > *Pluchea lanceolata* (DC.) C. B. Clarke > Syn: *Berthelotia* *lanceolata* DC. > > Photographed from Delhi. > > While trying to identify species of Pluchea in India we must be looking at > least at seven names. The two species earlier > considered distinct with winged stem due to decurrent leaf bases (P. > ovalis) or without winged stems but distinctly auricled > leaf bases (P. tomentosa) have now been merged into one P. ovalis. > > 1. Heads solitary or few, 8-12 mm across, not in corymbs; involucre > bracts > subulate-lanceolate, > rigid.................................................................................P. > > arguta Boiss. > 1. Heads many in compound corymbs, less than 8 mm across; outer involucre > bracts not > rigid.................................................................................................(2) > > > > 2. Leaves sessile, decurrent on stem (to make it winged) or auricled at > base; outer > involucre bracts > acute.........................................................................................P. > > ovalis DC. > 2. Leaves sessile or subsessile, neither auricled at base, nor decurrent > on stem........(3) > > 3. Plants of salt marshes; leaves subsessile, obovate or oblanceolate, > subserrate, > often gland-dotted; outer involucre bracts rounded at tip; disc > florets less than 7; > pappus > white......................................................................................................P. > > indica Less. > 3. Plants terrestrial; leaves not gland-dotted; disc florets more than > 10.......................(4) > > 4. Leaves 12-20 cm long, linear with recurved margin, nerves > obscure..........................P. linearifolia Cl. > 4. Leaves shorter than 10 cm long, not linear, flat, nerves > distinct................................(5) > > 5. Tall shrub up to 2 m tall; leaves elliptic to obovate-oblong, faintly > toothed, tips > not pungent; outer involucre bracts ovate, > acute....................................................P. wallichiana DC. > 5. Low shrub mostly less than 1 m tall; leaves oblong to oblanceolate, > mostly > entire, tip mucronate and pungent; outer involucre bracts oblong, > obtuse, > purple at > tip.......................................................................................................P. > > lanceolata (DC.) Cl. > > > > > -- > Dr. Gurcharan Singh > Retired Associate Professor > SGTB Khalsa College, University of Delhi, Delhi-110007 > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > Phone: 011-25518297 Mob: 9810359089 > http://www.gurcharanfamily.com/ > http://people.du.ac.in/~singhg45/ > -- You received this message because you are subscribed to the Google Groups "efloraofindia" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send an email to [email protected]. Visit this group at https://groups.google.com/group/indiantreepix. For more options, visit https://groups.google.com/d/optout.
