2 



MOKPHOLOGY. 



CHAPTER IL 



MORPHOLOGY. 



The species of Pedicularis arc semi-parasitic or 



:ly (P. fragilis) semi-saprophyt 



fh, ,l,tfereice from a physiological point of view is more one of degree than of kind, and 



even 



here specifically constant the 



concl 



may be regarded 



accident due to 



ent 



It 



ust, moreover, be rare 



since few species affect localities favourabl 



for the condit 



A few species appear to be truly annual 



But the majority of those that have been 



.leacribed as annual or apparently 



ual are now known to possess perennial rootstocks 



In a : w of tl 



iian species the evidence 



concl 



or there is no evid 



vet 



ble. but in the majority there is either presumpt 



dence from the nature of the 



rhizoim 



the Bui 



If, or else direct proof that the species is perennial from the presence 



in 



pec ii uen 



of stems belonging 



to two flowering seasons. 



The following table 



the extent and the 



of this evidence in a compact form 



Table I. — Habit of Indian Pediculares 



um»My annual 



P. bell* 



carnosa. 



Collettii. 

 coufertiflora. 



corymboaa. 



gracilis, 

 gruina. 

 lyrata. 



in jalantha. 



mollis. 



Perrottetii. 



[>oljrgaloides. 



rex. 



zeylanica. 



Presumably perennial. 



alascbanica. 



albiflora. 



bicornuta. 



brevifolia. 



Clarkei. 



denudata. 



elephantoides. 



flexuosa. 



fragilis. 



gibbera. 



Heydei. 



instar. 



Kingii. 



longiflora. 



microealyx. 



odontopbora. 

 Pantlingii. 

 pectin at a. 



Prainiana. 

 Przewalskii, 



Kegeliana. 



robusta. 



tenuicaulis. 



tenuirostris. 



tricboglossa. 



All in this column powess distinct 

 rootstocks, mostly crowned with 

 membranous scales. 



Certainly perennial 



cbeilantbifolia. 



chumbica. 



collata. 



Daltoni. 



dolichorrhiza. 

 Elwesii. 



excelsa. 



furfuracea. 



Garckeana. 



globifera. 



integrifoiia. 



lacbnoglossa. 



macrantha. 



nepalensis. 



Oederi. 



opbioeephala. 

 porrecta. 



pycnantba. 

 pyramidata, 

 rbinantboides. 

 Eoylei. 



scbizorrhyncba 

 Seullyana. 



sipbonantba. 

 "Walliebii. 



Evidence still incomplete for 



comptonisefolia. 



curvipes. 

 flagellaris. 

 Gammieana. 

 Oliveriana. 





i 



Of all in this column there exist 

 specimens at Calcutta with stems of 

 two different seasons attached to 

 the rootstock. 



