72 FLOWERING PLANTS OF THE RIVIERA 



Tribe II. TRIFOLIE^E. Herbs ; rarely shrubs. Leaves pinnately or rarely 

 digitately 3 foliolate. Upper filament usually separate. 



Filaments all united; calyx deeply 5-fid ONONIS. 



Racemes short. Pod longer than calyx, curved, dehiscent TRIGONELLA. 



Racemes short. Pods usually spiral MEDICAGO. 



Racemes long. Pod short, indehiscent. Keel petals free MELILOTUS. 



Flowers capitate. Pod short, 1-4 seeded. Keel petals adnate TRIFOLIUM. 



Series 2. Leaves 5 or multi-foliolate, with a terminal leaflet. 

 Tribe III. LOTE/E. Herbs or shrubs. Upper filament separate or not. 

 Pod 2 valved, without a longitudinal septum. Foliaceous stipules counted 

 as leaflets. 



Calyx inflated, covering the pod ANTHYLLIS. 



Calyx deeply 5-fid ; pod flat, kidney-shaped, indehiscent HYMENOCARPUS. 



Calyx not inflated, pod exserted, dehiscent LOTUS. 



Pod with 4 membranous wings TETRAGONOLOBUS. 



Keel curved. Leaflets linear or linear oblong DORYCNIUM. 



Keel straight, obtuse. Leaflets oblong or wedge shaped BONJEANIA. 



Leaflets in 2-4 pairs. Flowers rose, very small, in globular heads 



DORYCNOPSIS. 



Tribe IV. GALEGE^E. Herbs or shrubs. Upper filament separate. Pod 2 



valved, turgid or flat, with longitudinal septum. 

 Calyx campanulate 5-fid. Pod ovoid, i seeded, sessile, indehiscent. Leaves 



ternate PSORALEA. 



Keel obtuse. Pod rarely inflated ASTRAGALUS. 



Keel beaked or with incurved tip. Pod slightly inflated OXYTROPIS. 



Pod i celled, inflated, stem woody COLUTEA. 



Pod linear compressed, indented on both sides BISERRULA. 



Tribe V. HEDYSARE^E. Herbs or shrubs. Upper filament separate. Pod 

 indehiscent, of i or many i-seeded joints. 



Pod cylindric; curved, many jointed. Keel obtuse ORNITHOPUS. 



Pod flat, of many curved i seeded joints. Keel very pointed HIPPOCREPIS. 



Pod cylindric, 2 or more jointed, often straight, glabrous CORONILLA. 



Pod spiral, 8 sided, covered with spines SCORPIURUS. 



Pod flat, short, hard, i seeded ONOBRYCHIS. 



Pod cylindric, of 2-5 oval joints HEDYSARUM. 



Pod linear, compressed, with long curved beak BONAVERIA. 



Series 3. Leaves abruptly pinnate (or leaflets o) ; petiole ending in a tendril 



or point. 



Tribe VI. VICIE^). Herbs. Leaves pinnate; petiole ending in a tendril 

 or point. Leaflets often toothed. Upper filament separate. Pod 2 valved. 



Style bent at the base, curved. Stipules larger than the leaflets PISUM. 



Style flattened, hairy on upper margin only. Stipules not foliaceous 



LATHYRUS. 



Style filiform, hairy below or all round. Stipules not foliaceous VICIA. 



Style filiform, glabrous. Leaflets serrated. Pod ovoid, apiculate CICER. 



CERCiS L. 



C. Siliquastrum L. Judas Tree. A small tree, 4-6 yds. high. Leaves 

 simple, cordate-orbicular, deciduous, glabrous. Flowers deep rose or magenta, 

 on short pedicels, in dense clusters, opening before the leaves. Pods pendent, 

 compressed, glabrous, 3-4 in. long. 



Cultivated and subspontaneous here and there. March-May. A beautiful 

 grove of these trees can be seen above the village of G^menos towards la Sainte- 

 Baume (Bouches du Rhone). 



CERATONIA L. 



C. Siliqua L. Carob Tree (Plate IX). A tree, 6-10 yds. high. Leaves 

 persistent imparipinnate, of 3-5 pairs of oval leaflets, entire, leathery, shining 



