A SYNOPSIS OF THE VEGETABLE KINGDOM. 



61 



D. Spur divided by a 

 longitudina] plate 



wltbln 127. Saecanthus. 



DD. Spur with a liorizon- 

 tal plate at tlie 



mouth li!8. Cleisostoma. 



DDD. Spur without any 

 special growth 

 within or at the 

 mouth; pollinia '1 

 only, or 4 united in- 

 to 2 masses 



E. Stipe a filament : 

 column without 



appendages 



F. Labellum reflexed , 



raceme dense. .129. Saccolabidm. 

 FF. Labellum erect : 



fls. fragile. ...1.30. Acampe. 

 EE. Stipe broad, not 

 prolonged be- 

 tween the pol- 

 linia. 

 F. Spur short, broad. 131. Vanda. 

 FF. Spur long, slen- 

 der 132. Anor.ecum. 



CC. Pollinia on 2 separate 

 stipes : stipes pappil- 



lose : plants leafless. . 133. Dendrophylax. 

 BB. Lateral sepals decurrent 

 on the foot of the col- 

 umn ; spur projecting 

 beyond the mentum ; 



stems leafy 



c. Spur curved toward the 

 labellum ; column 



short 134. Aeeides. 



CC. Spur straight or re- 

 curved ; labellum 3- 

 lobed : rostellum long- 

 beaked 135. Rhynchostylis. 



142. DIOSCOKEACE.E. 



A. Seeds samara-like, winged 



above. 1. Testudinaria. 



AA. Seeds winged below, or all 



round, rarely not at all. 2. Dioscorea. 



143. TACCACE.H. 



Fr. an Indehiscent berry. ...1. Tacca. 



144. IRIDACB.E. 



a. FIs. never more than one to 

 a spathe, spicate, not fu- 

 gitive 



B. Style branches simple, not 



bifid 



c. Stamens equilateral : 



perianth regular. . . . 



D. The style short : 



branches long 



E. Rootstock not bulb- 

 ous : roots in 

 dense tufts, fi- 

 brous, some fleshy. 1. Schizostylis. 

 EE. Rootstock bulbous.. 2. Hesperantha. 

 DD. The style longer ; 

 branches shorter... 

 E. The spathe valves 

 oblong, green or 

 brownish up- 

 wards 3. Geissorhiza. 



EE. The outer spathe 

 valve short, emar- 

 ginate, membran- 

 ous or papery.... 4. IxiA. 

 CC. Stamens unilateral and 



arched 



D. Foliage very hairy 



and plaited .5. Babiana. 



DD. Foliage not hairy and 



plaited 



E. Perianth limb irreg- 

 ular 



P. Tube funnel- 

 shaped : spathe 

 valves, lanceo- 

 late 6. Gladiolcs. 



FF. Tube cylindrical 

 in lower half ; 



suddenly dila- 

 ted at the mid- 

 dle ; spathe 

 valves oblong — 



lanceolate 7. Antholyza. 



EE. Perianth limb sub- 

 regular 



F. Fls. small : no 

 tube ; segments 



very acuminate. 8. MELASPu.iiEnLA. 

 FF. Fls. larger : tube 

 present : seg- 

 ments more or 

 less oblong. .. . 

 G. Spathe valves 

 large, green, 



lanceolate. ...9. Acidanthera. 

 GG. Spathe valves 

 small, b- 



long 



H. Capsule in- 

 flated, glo- 

 bose 10. Crocosmia. 



HH. Capsule 

 small, ob- 

 long 11. Tritonia. 



GGG. Spathe valves 

 scarious and 

 deeply lacer- 

 ated. ' 12. Sparaxis. 



EB. Style branches bifid : sta- 

 mens unilateral 



c. Tube broadly funnel- 

 shaped, with stamens 

 inserted below the 



throat 13. Freesia. 



CC. Tube slender with sta- 

 mens inserted at the 



throat 14. Lapeyrousia. 



ccc. Tube broadly funnel- 

 shaped above the 

 middle where the sta- 

 mens are inserted. .. 15. Watsonia. 

 AA. Fls. usually more than one 

 to a spathe, stalked, often 

 fugitive and opening one 



after another 



B. Style branches opposite 

 stamens and outer peri- 

 anth segments 



c. Stigmas transverse ; 

 style branches have 

 crests that overtop 



anthers 



D. Inner perianth seg- 

 ments not convo- 

 lute 



B. Ovary 1-celled, with 

 3 parietal placen- 

 tae ; root-stock di- 



„ gitate IQ. HERMODACTTLnS. 



EE. Ovary 3-celled 



F. Perianth tube us- 

 ually present : 

 filaments free ; 

 root-stock usu- 

 ally a rhizome, 

 sometimes a 



bulb. . ...17. ims. 



FF. Perianth without 

 a tube ; fila- 

 ments monadel- 

 p h o u s : root- 

 stock usually a 

 tunicated corm.ig. MOR.EA. 

 DD. Inner perianth seg- 

 ments convolute. . . 

 E. Style crests petal- 

 old : Ivs. in 2- 

 ranked rosette, 

 not plaited ; pe- 

 duncle flattened ; 

 rootstock not 

 bulbous. .....19. Marica. 



EE. Style crests large 

 Spur-like or flat- 

 tened : Ivs. super- 

 posed, plaited : 

 stems terete : 

 rootstock bulbous. 20. Cypella. 

 „ , (See also PhalocaUis) . 



CC. Stigmas terminal : style 

 branches do not over- 



