CAPPARIDACEAE— BRASSICACEAE 



11 



1. Flowers pink 



2, Rowers j <-llow 



Flowers 4 5 mm. I 

 l>. Flowers 10-12 nun. long 



c !apnoides 



(Or. capnodes, smok.>-llki\ fr..iu th« color of some spei 



PI 3, fig I 



(". sempti 



C. flavuluin 

 C- dureuttt 



Capparidaceae — Caper Family 

 Herbs with compound leaves; sepals 4. petals 4, stamens 9-12. ovarj 2-celled; flower syncar- 

 is, apopetalous, hypogynous, regular. 



Polanisia 



(Or polos, pole, anisos, unequal, probably Fiona the unequal stamens) 



PL 3, fig. F : 1, 2 

 Strong-scented herl>s ; leaves trifoliate; Bowers yellowish 



Brassicaceae — Mustard Family 

 Herbs: sepals 4. petals 4, stamens 4 or 6, 2 shorter; ovary 2-celled 

 petalous, hypogynous, regular. 



I. Pod globose, rounded or triangular 



1. Pod glob 



2. Pod pear-shaped 



3. Pod round and Bat 



a. Seeds several in each cell of pod 



b. Seeds one in each cell of pod 



4. Pod triangular 



II. Pod oblong to linear 



1. Flowers purplish 



2. Flowers \ ellow 



a. Pods round 



b. Pods four-angled 



c. Pods flattened 



3. Flowers white 



a. Plant aquatic 



b. Plant terrestrial 

 (1) Flowers on a leafless stem 



Flowers on a leafy stem 

 (a) Stem bulbous at base, leafy throughout 

 (hi Stem not bulbous at base 



x. Leaves entire to pinnately cut 

 y. Leaves palmately divided 



ilens 



flower syncarpous, apo- 



. Uyssum 

 Camelina 



Th las pi 

 Lepidium 



Bursa 



lodatilhus 



Brassica 



Barbarea 



Draba 



Roripa 



Draba 



Card a mine 



Arabis 

 Dentaria 



Plate 4: A, Alyssum alyssoides; B, Thlaspi arvense; C. Lepidium apetalum ; D, Bursa 

 bursa-pastoris ; E. lodanthus pinnatifidus; F. Barbarea stricta: G, Roripa nasturtium; H, 

 Cardamine bulbosa; I, Arabis hirsuta : J. Dentaria laciniata. 



Al\ ssum 



iGr. alyssos, curing madness, probably from supposed medical properties) 



PI. 4, fig. A 



1. Flowers white. 4 mm. wide A. martttmum 



2. Flowers yellowish, 2 mm. wide A. ahssoides 



