230 EUPiiuicHiACE^ (Brown). [^EfplwrUa. 



Leaves with rather slender petioles 1-5 lin. 



long ; involucres 1J-1$ lin. in diam. j 

 styles uiiited into a column J-J lin. lung, 

 with entire acute tip>s ... (76) gariepina. 



Branches cylindric, without distinct conical tubercles, 

 but often with prominent leaf-scars scattered 

 along them (6&, E. patulaj Mill., may Ijelong 

 here. See also specimens with reduced tubercles 

 of 75, /i. hamata and 76, J'J. f/ai'iepina) : 

 Leaves well developed and present at the time 

 of flowering or always, mostly 2-6 (or 

 occasionally only 1-1^) in. long, linear-lanceo- 

 late, narrowly oblong-lanceolate, lanceolate 

 or oblanceolate ; shrubs 2-5 ft. high ; 

 peduncles withering and persisting, 3-6 in. 

 long or sometimes shorter : 

 Young branches and peduncles puberulous ; 

 leaves lanceolate or obloug-lanceolatc, ob- 

 tuse ; involucres l|-2 lin. in diam. ... (128) oxystegia. 



Young branches and iJidunclea glabrous ; in- 

 volucres 2^-3 lin. in diam. : 

 Leaves 3-15 lin. broad, ciuieately oblanceo- 

 late, obtuse or subacute, apiculate ; bracts 

 tinder the involucre rather abruptly and 

 shortly acute or obtuse and apiculate ... (126) bubalina. 



Leaves 3-5 lin. broad, linear-lanceolate, acute ; 

 bracts under the involucre gradually 

 acute or acuminate (127) tugelensis. 



Lea\e8 often absent from the branches, when 

 present rudimentar}^ or |-1 in. long ; shru1)s 

 or bushes 2-6 ft. high : 

 Involucres in umbels or cymes, with the 

 pedimcles or rays 2-12 lin. long : 

 Dried stems usually 1^-3 lin. (rarely more) 

 thick ; rays of the umbel simple, with 

 one glabrous invcjlucre ; capsule glabrouB ( 68 ) mauritanlca. 



J 



Dried stems usually 1-6 lin. thick ; rays of ■ 

 the umbels or cymes divided, bearing 3 

 or ultimatelj^ more pubenilous involucres ; 

 capsule imberuloua ( 71 ) dregeana. 



Involucres sessile or in subsessile cymes 

 clustered at the ends of the brandies : 

 A tree 10-20 ft. high; involucre 1^ lin. in 

 diam., minutely puberulous or thinly ■ 

 tomentose at the upper part outside .,, ( 70 ) Tirucalli. 



Bur*hes3-4 ft. higli ; dried tlowerhig brnnches 



2-4 lin. thick ; involucre 2-2J lin, in 



diam. and together with the capsule 



pu>jeruli)us or tomentose : 



Capsule or naature ovary with its base just 



esserted from the involucre, erect ; 



male inv^jlucre purple with a whitish 



tomentum ( 72 ) gummifera. 



Capsule and ovary exsertcd on a recurved 

 pedicel ^-J in. long and together with 



the male involucre densely tawny- 



tomeutose ( 73 ) gregaria. 





