KEY TO PLATE XXX IX 



No. i. Great Chick weed 



(Slellarta ayuatiai, Scop.) 



\ / 



a. Capsule, opening by valves 

 above, with seeds, b, Upper 

 part of plant, with glandular 

 stem, opposite leaves with 

 flowers in the axils on long 

 stalks, showing free sepals 

 (side view), 5 petals ( ? -fid) V 1o 1: 



stamens, and pistil. No. 1. ^ 



(Ly thrum Saticaria, L.) 



a, Flbwer in section 



4 short stamens, and pistil 

 with 4-nd stigm;i, with calyx 

 (\ \ \ (superior) below. /. Seed, ., ' 

 with tuft of haii b. (i&ksubf 



\ \ t xVVl tl !_ r-r-% 



y it Calves, with 

 >er part of 

 t, with hairy st^m, upp^r 

 v. ^tem Cleaves, :ind llbwejfs // 

 showing inferior long <-"-vw/ 



\r^,J^>*v*i i\..*.j 



calyx, stamens (12) in 2 

 series, and style (short). i>, 

 Pollen. <r, Section of rlbwer 

 (as in a), showing long-styled 

 form with medium stamen :. 

 d, Section of flower (as in a 

 and b}, showing medium-sized 

 style with long stamens, e, 

 Raceme, with flowers in glo- 

 merate cymes, with 



bracts, showing 

 *ne<ii,um style, and 



a,>-fTafer. shewing 4 aorbfe 

 s lobe'^ khd' ^ starve/ s. -jL 



' 



a, Tubular floret, with ex- 

 serted style arms. ^, Cluster 

 of florets, with involucral - x 

 bracts bejow. c, { AchnV:," 

 with pappus. < U^Vctfrt 

 of plant, with j -foliol.tte leaves 



^ ; and flowerheaxl^ /n terminal 

 Fruit(diaymous;.showingtwo ' / J^JZ>u 



i -seeded cocci, c, Upper p.m 

 of plant, with 4 leaves in a 

 whorl and flowers in terminal 

 ' ^yan$ axillary cymes. 

 K^\ 



m \ . , 



\ % N > V 



/V) > 



!^: 



a, Ligulate or ray ^floret. 



*, \tubytar '/ disk ii<H^ ^, 

 Achene, widi pupp/is/' d, 

 partl pla// with 

 and 



