118 



TRIANDRIA DIGYNIA 



Leaves 6 — 24 inches long, 6 — 10 lines wide, hairy and scabrous oa 

 the upper surface, glabrous on the under ; sheath shorter than the 

 joiiits, nearly smooth, a little hairy at base, very much inflated Avhen 



Calyoc one flowered; ac- 



young J 



stipules bearded. 



Panicles lar^re. 



cessory valve very short, and generally acute- Anthers safFron-colour. 

 Stigmas purple. J^ectarieSj 2 ovate, compressed, white glands at the 

 base of the germ. 



Grows in wet -oils. In rice fields common. 



Flowers August- 



October. 



Geniculate Panicum. 

 Large Water Panicuvu 



13. Ance 



P. culmo 

 vaginis pilo 



Mich 



compr 



5 



bus 



J 



panicula 



piti 



pyramid 



presssis 



rumque 



? 



floi 

 am 



Stem 



eaths hairy 



compressed 



panic! 



ap- 

 ple - 

 E. 



with th tlie flo 



appresseu ; 

 quently di\ 



ches fre 



Mich. 1. p. 48.— Pers. 1. p. 84. 



Boof perennial. Stem 2—4 feet high, erect, geniculate near tk 

 base, branching, much compressed. Leaves 6—18 inches long, 2-3 

 lines wide, hairj, serrulate ; sheaths longer than the joints ; stipules 

 membranous. Panicle oblong, frequently turned much to one side, 

 branches alternate and by pairs, expanding, and divaricate, some o 

 thera occasionally bending down as if broken. Flowers in crowded 

 racemes. Calyx 5 valved, 2 flowered, hermaphrodite and neuter? 

 valves acute, somewhat keeled, proper valves compressed at the joints. 

 t'orolla shorter than the calyx ; valve of the male floret ciliate. ^n* 

 <Aers and 5«o-mas purple. 



■ — J •••'•v,!. Ill oi^\; aim uuucsceiict;. 



along roads. 

 Compressed Panlcurft. 



Vanes very much in size and pubescence. 

 Grows in ditches, and wet soils. Common 



Flowers August— November. 



44'. HiANS 



E 



■# 



P. glabrum ; culmo gr 



cili, decumbente 



Stem glabrous, slen^ 



J 



pani 



der, decumbent 



pani 



racemosa ; valva flo- cle racem 



\ 



alvcs 



ris neutri elongata 

 cava, hiante. E. 



p. divaricatum ? Mich 



the 



utral floret lou 

 3, gapiug. 



stem 10 — 15 

 Leaves lineai 



Annual ? 

 geniculate. 



t^cC::'Z\ " "*t»«l?i^raVVhrtr"at Fantde 



small, ^'^ 



, I— -"'"o» hearing their flowers in small cm 



Valves of the calyx generally 3 nerved, ovate, acuic* 



