﻿26 



BORAGiNE^ (Wright). 



[Lohostemon. 



(17) obtusifolius. 



(18) Zeyheri. 



(19) paniculattts. 



(20) stachydeas. 



(21) cBderiaefoUus. 



(22) ferocissimuB. 



(23) scataer. 



(21) paniculaeformia. 



Leaves obtuse : 



Leaves oblanceolatc ... (13) fruticosus. 



Leaves lanceolate (14) strigosns. 



Leaves obovate (15) obovatus. 



Leaves at least 1 in. long, witb uniform 



bulbous-based hairs on both surfaces ... (16) trigonui. 

 Leaves usually less than 1 in. long, marginal 

 hairs conspicuously larger than the rest 

 (sometimes almost spiny) : 

 Leaves obtuse ... ... ... 



Leaves acute : 



Leaves subspatbulate 

 Leaves linear-lanceolate : 

 Corolla white ... 

 Corolla blue ... .... 



Leaves lanceolate 



Leaves ovate -lanceolate 

 Leaves oblong 

 Leaves usually less than 1 in. long, glabrous 

 on the upper gurface, with uniform white 

 bulbous-based hairs on the under surface 

 and margins • 



Stamens about as long as the corolla , 

 Stamens longer than the corolla ; 



Leaves lanceolate „ (25) elongatua. 



Leaves linear-lanceolate ... .». (26) verrucosus. 



Leaves at least 1 in. long, with bulbous-based 

 hairs on the upper surface, long canescent 

 on the lower ... ... ... ... (27) rosmarinifolins. 



Section 2. Cymes congested (at least for a time) into heads wider than the 

 leaves. (Plants of twiggy habit). 

 Leaves more or less ovate, not more than 3 times 

 as long as broad : 



Leaves with numerous long bulbous-based 



hairs 

 Leaves with scattered short bulbous-based 



hairs 

 Leaves with a mixture of simple and bulbous- 

 based hairs ... 

 Leaves oblong or lanceolate, at least 4 times as 

 long as broad : 



Hairs on leaves all conspicuously white 

 bulbons-based : 



Calyx shorter than the corolla-tube , 

 Calyx as long as the corolla-tube 

 Hairs on leaves short, some bulbous-based , 

 Hairs on leaves not bulbous-based -. 



Stamens inserted about the middle of 

 the corolla-tube : 



Leaves linear-lanceolate 



Leaves oblong or ovate-oblong 



Leaves oblanceolate 



Stamens inserted in the lower part of 

 the corolla-tube 

 Section 3, Cymes in a dense spicate panicle. 



Leaves with short white bulbous-based hairs 

 chiefly on the back and margins : 



Stem quite glabrous below 



Stem nearly glabrous below ... 

 Stem hairy below : 



Kadical leaves elliptic or oblong ... (40) candatos. 



(28) microphyllns. 



(29) diversifolius. 



(30) sphBerocephalus. 



(31) capitatuB. 



(32) echioides. 



(33) fastigiatus. 



(34) trichotomus. 



(35) nitidus. 

 (3tj) pubiflorus. 



(37) curvifolius. 



(38) alopecaroidens. 



(39) latifolius. 



