Andropogon^ CLxxiii. geamine^ (J. D. Hooker.) 165 



them as genera, especially Chri/sopojon, Cymbopogon and Seteropogon ; and 

 lis section Pseudanthistiria of subgen. Rypoginium, should certainly rank as a 

 genus closely allied to Anthisiiria. - The following is HackePs grouping : — 

 ' Series I. Isozygi. Sessile spikelcts of all the pairs alike in sex and form 

 ftrbughout the spikes. 



• Peduncle of spikes enclosed in spathiform leaf -sheaths. 



t Joints of racliis and pedicels of upper spikelets clavate or trumpet-shaped, top 

 cnpular with toothed margins. 



§ Spikes solitary on the peduncle, 

 Pedicelled spikelets smaller than the sessile ... 1. Schizachtkium. 



Peduncled spikelets larger than the sessile .... 2. Diectomis. 



Il Spikes 2 or more on the peduncle 3. Aethrolophis. 



tt Joints of rachis and pedicels of upper spikelets slender, 



^^ top obliquely truncate cupped ornot . . . . 4. Hypogynium. 



Peduncles of spikes not enclosed in spathiform leaf- 



_ sheaths j joints of rachis slender. 

 Joints of rachis and pedicels of upper spikelets linear com- 

 pressed with usually a central translucent channel and 



. ; thickened margins 5. Amphilophis. 



Joints of rachis very few, filiform, opaque; lodicules ciliate; 



J . grain dorsally compressed 6. Sorghttm. 



omts of rachis many, stout or slender, opaque ... 7. VeTITERIA. 

 ^oiniaof rachis few; spikes articulate on the obliquely 

 , ^^'Qncate bearded tips of the branches of the panicle . 8. ChrysopogoN. 

 tl>n. 1,^' ^- Heterozygi. Lowest one or more sessile spikelets diflenug from all 

 those above it in sex or form. 



!!.^^"^.,(^**^^b' 1 or few) on the peduncle digitate, 

 Soik^- 'P^^^l^ts dorsally compressed .... 9. DiCHANTHiUM. 

 ^ f iJinate on the peduncle which is enclosed in a spathi- 



SpiklrSr^*^^ ' ^'**^^ ^P^kelet dorsally compressed . . 10. CxMBOPOGON. 

 '- linn ^ ^^' **^'^®'' P^^^s of spikelets very unlike the 



'^PPer; upper sessile spikelets cylmdric . . • H- HkteeopoGon. 



gr^afw^^^- I- ScmzACHYRiuM, Bcnth. Spihes solitary; peduncle in a 

 broad r^^-^^^^tl^ i ioints and pedicels clavate orbucciniform, mouths 

 calU !uP?^^ irregularly toothed. Sessile spilcelets dorsally compressed, 

 cleft vl' f^' ^ ^'^^^^*i 5 II not awned ; IV hyaline, 2-fid, awned m the 



^eaicelled spikelets usually small, imperfect and withering. 



v;.v. 



'., ■Annuals. 



209^-" ^Iv.*'®''**"'*""^' ^^' Prodr. Veg. Ind. Occ. 26, Fl Ind. Occ. i. 

 fiv^Lrv''"' '^^°'' ^'^°^«^ straggling much branched leafy, leaves 

 ,-._^°^^e linear r^K+nc,^ 1 x.^ ___fu , ^o^mwlv mear sprea.'- 



um. PI. 



JTi 



ack. Mi 



Hovgl\ 



^ A t -v^' floridus, Trin. in Mem. Acad. Fetersb. Ser. VI. n- a833) 

 HW X,^»^- i-583. A. parviflorus, Roxh. Fl. Ind ^: 274. A. 



* MxSi ^''' "^arost. Bras. 332^Andropogon, Wall. Cat. n. 8824-5- 

 t..^^^^therum, Wall, l.c.n. 8827. ■ ' " , , 



;^V Himalaya, from Kumaon to Sikkim, Behab, Gbnteal India, 



1^"^.' . ■' f J 



^,- M^^-J^. - V *H r^ _ ,4 ^^. 



-'■^'-.-.x ■ ^ 



I 



