286 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY 
Common to South America. 
Bauhinia cumanensis 
Centrosema brasilianum 
Cercidium spinosum 
Myrospermum frutescens 
Esenbeckia pilocarpoides 
Sebastiana corniculata 
Talisia olivaeformis 
Caracasia tremadena 
Hybanthus oppositifolius 
Rinorea marginata 
Cereus eburneus 
Cereus Jamacaru 
Combretum secundum 
Clidemia neglecta 
Vaccinium latifolium 
Tabernaemontana psychotrifolia 
Evolvulus filipes 
Cordia discolor 
Clerodendron molle 
Brunfelsia Hopeana 
Lycium salsum 
Beyrichia scutellarioides 
Macfadyena corymbosa 
Jacobinia pauciflora 
Baccharis rhexioides 
Eupatorium ballotaefolium 
Yernonia scorpioides 
Wedelia caracasana 
Maxillaria virguneula 
In this list of tlie plants of limited distribution there are thirty- 
seven to be found in the West Indies or ^Mexico and forty in South 
America. To this last number there should be added the forty-two 
endemic species. The flora of Margarita may then be said to consist 
of the following elements in the given proportions: — 
Cultivated plants 40 
Cosmopolitan plants 66 
Common to tropical America 419 
Limited to West Indies 37 
Limited to South America 82 
Common to West Indies. 
Adelia Ricinella 
Argithamnia candicans 
Croton helicoideus 
Croton populifolius 
Abutilon umbellatum 
Wissadula periflocifolia 
Clusia flava 
Cereus caripensis 
Cereus Swartzii 
Opuntia leptocaulis 
Pereskia opuntiaeflora 
Daphnopsis americana 
Rotala dentifera 
Myrcia coriacea 
Bumelia cuneata 
Echites secundiflora 
Echites umbellata 
Tournefortia gnaphalodes 
Toui'nefortia incana 
Tournefortia scandens 
Rauvolfia Lamarkii 
Drymonia serrulata 
Psychotria glabrata 
Randia aculeata 
Erigeron spathulatus 
Wedelia buphthalmoides 
Total 
644 
The great variety of plants in ISIargarita is for the most part in 
widely separated genera and families. It is seldom that there are 
