NOTES ON THE FLORA OF PORQUEROLLES 409 
Rubus rusticanus Merc. Rubus tomentosus, the characteristic bramble 
of the Riviera and the Pyrénées-Orientales, which extends through 
Central and Southern lea as far as Persia, I do not remember 
eee oe zenive uero 
The us ced Posidonia oceanica is seen washed up on 
the sae “but happily not in such abundance as on the Plage de 
Giens, where the masses of long dead leaves were several feet deep, 
and so dense on June 7th that I had to walk a good mile before I 
found a epee where I dared take a 
folia, the ime scented Cistus mo Sie a C. salvi. te en 
Pistacia Lentiscus and P. Terebinthus, ton a communis), Ruscus 
aculeatus, an Tinipers phenicea. Climbing plants were repre- 
sented by Rubia peregrina, Tamus communis, and the inevitable 
The only orchid we noticed on the island was Limodorum, but of 
course we were ae for orchids. The most luxuriant grass after 
Arundo Donax was Piptatherum — wm, . many of its 
barren bra sighted simalaung those of a small 00. e boaente 
Dactylon was in full blossom here on i une 9th, ‘Giongh I did n 
observe it in flower elsewhere during the next three weeks. 
Our most interesting find was a new vetch, of which a descrip- 
tion oan gia 
a& monosperma, sp.noy. Annual, 50-60 cm., pubescent, 
rest? Tinves with four earely five) pairs of leaflets, each leaf 
having a simple or branched tendril; lower leaflets opposite, oval 
or obcordate, mucronate, upper leatlets baer onta a serene 
10-14 mm. long, obtuse, with a mucro, glabrescent above, with 
spreading hairs beneath. Lower siioralen aay acchha upper 
n 
ube, which is 5 mm. cae calyx staan eins the five chief 
veins extending into long needle-like teeth. Flowers ny small, 
scarcely exceeding the ealy, pale violet, upper part of stan 
yellowish in dried specimens, solitary or — in pairs, subsessile. 
Pod, 15-20 mm. long by is mm: aa § black when mature, pubert ~ 8 
solitary, somewhat sickle-shaped and ‘gradualy tapering wet a 
upeurved point. Seeds ovate, 8 mm. long, fawn-colou Pisckel 
ith dark brown, not tubércular, aiid only ons in each pod fakieps in 
the case of one pod which has two seeds). My friend Mr. C. H. 
Salmon suggests that the tapering at pi = of the pod is due to 
one or more seeds having become abor 
A slender plant with the habit ae a angustifolia, with some- 
times from 8-11 solitary flowers in the axils of the leaves throughout 
the whole length of the stem, It grows in the clearing of pine-woods 
in the Island of Porquerolles, off bo Var, France, flowering 
at the end of May and beginning of Jun 
