﻿Sutera."] 



SCBOPHULARIACE^ (Hiern). 



245 



Branches viscid-pubescent 

 towards the apex , . . (20) polyantha. 



Root perennial : 

 Leaves Bubamplexicaul, 



puberulous on both faces (21) neglecta. 

 Leaves narrowed to the 

 base, minutely glandular- 

 liispidulous or glabrous : 

 Calyx about ^ in. 

 long; segments liiu- 

 ceolate, rather ob- 

 tuse (22) affinia. 



Calyx about J-i in. 



long; segments lan- 



ceo 1 a t e-li n ea r, 



almost subulate ... (23) denadata. 



Leaves gradually narrowed 



to the connate base, 



minutely glandular-pu- 



berulous (24) l9vi». 



•* Leaves incise-dentate or pinuatifid : 



Corolla-tube funnel-shaped ; lobes ^-J in. long, 



T^jj in. broad (25) montana. 



Corolla-tube shortly cylindrical ; lobes about 

 tV in. long by Jj in. broad (26) micrantha. 



Section 2. Intebmedle. Flowers regular or somewhat irregular; corolla- 

 tube (except in S. hrevijlord) exceeding the calyx ; throat dilated or almost 

 abruptly passing into the limb ; stamens included or the anterior pair exserted ; 

 undershrubs or subherbaceous plants, perennial or annual. 



* Flowers |-J in. long : 



CoroUa-tube not exceeding the calyx; segments 



oblong-spathulate (27) breviflora. 



Corolla-tube exceeding the calyx; segments 

 or lobea sublinear, lanceolate, ovate, oblong 

 or subulate : 



Flowers axillary or arranged in simple 

 terminal racemes or open panicles : 

 Flowers J-J in. long: 



An annual herb, simple or loosely 



branched (28) anaua. 



More or less shrubby : 



Leaves opposite, elliptical or 



oblong (29) noodsbergemis. 



Leaves alternate, obovate- 

 cuneate, broadly ovate or 

 subrhomboidal (30) ramoBisaim'. 



Flowers xa-i '»• 'o°g '• 



Pedicels § in. long or less : 



Leaves oblanceolate ... (31) batlapina. 



Leaves ovate or obovate ... (32) arcuata. 



Peduncles f-2 in. long (33) pedancalosa. 



Flowers arranged in compound often 

 rather compact terminal cymes : 



Calyx deeply 5-lobed (34) eymulosa. 



Calyx cleft scarcely half-way down ... (35) compta. 

 •• Flowers \-^ in. long : 



■f Leaves sessile or subsessile : 



Leaves usually not exceeding i in. long : ... 



Flowers flubcapitate (36) cepbalotes. 



Flowers racemose, subcorymbose or 

 elongated : 



