



KEY TO PLATE XLIX 



No. 



Purple 



L.) 



_/>>- 



0, Flo.Wer, showing calyx and 

 labiate corolla with, arched 

 upper', and lobed lower Up, 

 with stamen's in throat, b, 

 Stamen, wjth hairy anthers. 

 <?, Calyx, enclosing nutlets, 

 and persistent style, d, Upper 

 part of plant, with 4-angled 

 stein, Apposite leaves, and 

 /a wers\n axillary 



White De^i/Nettle 

 (Lamiuin album, L.) 



, Corolla, gibbous, below, 

 showing arched upper lip, 

 hairy above 2-fid lower lip, 

 and toothed lateral lobes, and 

 stamens in throat, b, Sta- 

 men with hairy filament, 

 and hairy afethers. c, Upper 

 part of plant wtth paired 

 opposite leaves and flowers 

 in whorls with taiyx with 

 acute teeth. 



No. 3. All-good 

 (Chenopodium album, L.) 



^a, Flower, with, 5 glandular 

 perianth -segments, 5 stamens, 

 and pistil with a papillose 

 stigmas. i>, Upper part of 

 plant, with upper stem-leaves, 

 and flowers in axillary 

 clusters. 



A 



1^/5. Knot Grass 

 (Polygonum 

 L.) 



1.4. Good King 

 "Henry 



dium Bontts- 



.-^tnricus, L.) 



perianth-segments apd , v Flower, "with peri- 

 included stamte^$; b, anth-^egntents, 5 sta- 

 ' 'I, with 3 styles: c, mens, ; and pistil, with , 

 len. </, Upper 1 ; part 2 papillose stigmas. tTr 

 plant, with JeVy^s Seeol : &&}!&&& parT^ 

 ) spiked clo^^ of plan^wkfi hastate 

 leaves, Juid /aiillary 



' -sVU ' 



No. 6. Dairy- Maid's 



Dock 

 (Rumex obtusifft^u^, 



>, Flower with 6 pen 

 an th- segments, in 2 

 series, inner iootiird, 

 and 6 included.-. 

 b, Fruiting; perianth 

 segment^ ,t66|^ed. ^ 

 Ovary,, with 3 stylos 

 Upper parf of plant, 

 flowers in whorls 

 ipper 

 lower 



\ 



No. 7. Wall Barley 

 ilcnieum murtnum, 



wermggluS 

 and awijed emjity 

 K'iumets^ with stamens 

 exsertecl,^nd pistil half 

 hidden, 



of p'laujt, Thfjith flowers 

 !u spike close, awo: J % 

 i near/y 



; caching the top of the 

 spike. 



c/<i 



.. 



5. Knotgrass (Folysonum aviculare, L.). 6. Dairy Maid's Dock (Rumex oblusifolius, L. ). 

 w wn T?,ri.>,. tH.,,-j f ,,,,, ,,;, T.I 



