164 ILLUSTRATIONS OF INDIAN BOTANY. 



G. Parsomeae ? Eptgynum GriJUhanutn (R. W.). 3. Calyx and stamens, after the removal of the corolla 



1. Corolla split open, stamens in situ. 9. Stamens. ^' ^ detached stamen. 



3. Calyx, nectary, and pistil. 4. Ovary cut verti- ^' '■^^ stamens and pistil.' 6. Calyx cup-shaped 



cally, adherent to the tube of the calyx. 5. Ovary cut sectary and pistil m situ. 7. Detached ovary. 8. The 



transversely 



same cut vertically. 



H. Echoes. .*^„*„„ &„«•„„„ (R.W.> embV^'Smen'-p^inr""" "" '""• "■ ""'''"' 



1. Expanded flovirer. 2. Detached corolla split open. 



CVI.— ASGLEPIADE^. 



This very curious order of plants was in the first instance associated, by Jussieu, with his 

 ^Porynea,. It was afterwards separated by Brown, previous to the publication of whose very 

 hicid exposition m the memoirs of the Wernerian Society, the struetnrP nf tl.« r.r.r.A,.Md 



ortrftna 7p7k:« ^ "i "'""^"."= " ^ . '^^"^"^^ oocieiy, the Structure of the reproductive 

 organs of this family were misunderstood and imperfectly described. He, by commencing his 



SoCnf of'theT '''^' '''''' t 'f ^^^f " '^' ^^^ *^^^^"^ *^^ P-^-slye frmature'and 

 development of the flower, was enabled satisfactorily to explain the true nature of its parts 



wMch^has a serL of ll! Tl' ^"^ "'*/' *^^^ '*^"^"'' ""^^^^''^ ^"^ ^o^eu, neither the stigma, 

 wiiicn nas a series ot fflandular annfindao-ps <^pnrr>nc.«„ioc> — ». „i .i_.._ v. i i ®, . ,' 



(corpuscules) 



seem to nprfnrm n V..^^ K "A^i'^"''^^^ y^uiyu^iimnii), not eisewnere observed, and wh ch 



Sly cobfit ?ormln. n T 1 '' '". ^A' ^""'.^^"" ?^ reproduction. In this order the filaments 

 onthl aner^f thTfi! f '"^.'^^'^^'^ ,*^ ^^^^7' tl^e anther, in, place of forming a distinct head 

 ^e ape^^ust undl tt T ' ^f.^K^^'^'^P*^'^'^ f ^ ^^"« °^ «^^ks, one on each side, near 

 of fme duJt lodld t%f^.i^ ^-^ broad st,g„,a; the pollen, in place of being a small quantity 

 atigma Srou We int.^^^^^^^^^^^^ "^''^ part, a solid /axy mass, connected iith tlie 



befiTng oni s mardnf sT^^^^^^^ ""Sr/' ^^^P"^^^,^^^ ' ^^^^ stigma itself is large and fleshy, 

 ^hic^,^abou tt^e dSe of r/.^ • corpuscules, each terminating below in^wo processes 

 of the' trVondinTX't^^^^^^ ^^"^^^ ^-<>- ^T^^ attached to th'e apices 



met wrth iaf flowl-^ l^n^^TAscl^^^^^^^^ ^^^' ^^ ^ ^--I>^-^ ^' -^-^ ^« ^^ ^« 



io thtta^^Lo7tZl^^^^^ 'IV'' ^^™^ ^^^P-^« ^<>r« nearly approaches 



accompanying LaK^S^''''^ ' *^'"^^ '^^^^ ^^'^ ^'^^'^^^^ a« I shaU endeayour to show in the 



mation on which they arrfounded H7tT?^ '^/ 'T' ^T^ ^^ >^™' ^" ^^^^^^^"^ *^^ 

 "The flower-bud of this nlantT fi 7 • ^f «"^«s the flower of Jsclepias Syriaca. 



green and considerably shorter thin \h..J^^'^'Tr\^^'^^ *^^ unexpanded corolla was yet 

 afterwards occupy the angles of tliP ^fLT^^' } . P^"^^' ^^^ gland-like bodies which 

 were extremel/ 'slight, afd, like the tdy oFlhe'^r^"''^^ ^^^'^^^^^' *^^ ^^^rows of its angles 

 distinctly formed, easily separable from tbp f ^'"f' .^''®®"' ^^^^ antherse, however, were 



— «v.„v.u.jr luimeu, easijy 

 were filled with a tarb 



of the cuculli, which in the einand^d flnl ^^ """^ ^° ^^^^^e as to separate in a mass; 



character of the genus, there was no aonparnrf/''^ so remarkable, and constitute the essential 



fibfonn light brown, parallel, contLournnT'" 'f "' ^^^'^^^«' ^"^ «««sisted of two nearly 

 sides of the furrow, which was now somPw^ /"^'^^^^^^eous substances, secreted by the 

 I g^'atinous matter occupied an oblinuelv rW r ''?.''= ^"'*^^^ «f t^e filiform processes. 

 base of each side of the angular fur^w!^ ^^^eending depression proceeding from towards the 



ext Pn/f'^™!' ^^^« f^"'^^ to be iSr eteTv ? ''"'^ ""^''^^ afterwards become the glands 

 T'Zf^' At the same time the LTatinor L f ^'^'^J^^*'^' ^""^ t^ adhere at their upper 

 !t fur ^.r vT "^^^"^ ^^--ture and a S brow°'%^^ '^^ oblique depression had acquired 

 It furrow, which was then nractionU. /urL^/T° <^olour, and on separating the dand from 



period 



