Flora of Dominica, Part 2 - Smithsonian Institution Libraries
Flora of Dominica, Part 2 - Smithsonian Institution Libraries
Flora of Dominica, Part 2 - Smithsonian Institution Libraries
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58 BRASSICACEAE -CACTACEAE<br />
SMITHSONIAN CONTRIBUTIONS TO BOTANY<br />
Garsault did not consistently use binomial nomenclature. The<br />
generic name was not validly published there because there is<br />
no generic description and the genus was not monotypic (Art.<br />
42).<br />
BURSERACUE<br />
(by R. DeFilipps)<br />
1. Bark papery, sheeting: deciduous: stigma 3-lobed<br />
........................... Bursera<br />
1. Bark thick, flaking; evergreen: stigma unlobed or 5-lobed.<br />
2.<br />
2.<br />
Petals 3; stigma unlobed; leaflets obtuse; petiolules not<br />
distinctly geniculate at both ends ...... Dacryodes<br />
Petals 5; stigma 5-lobed. leaflets attenuate: petiolules<br />
distinctly geniculate at both ends ....... Protium<br />
Bursera Jacquin ex Linnaeus, nom. cons.<br />
Bursem simaruk<br />
Bwsera slnarh (Linnaeus) Sargent, 1890.--Little & Wadsworth, 1964:236,<br />
PI. 105.<br />
Pirtacia simaruba Linnaeus, 1753:1026.<br />
Bursera gwnmifera Linnaeus, 1762:471.<br />
Elaphriwn simaruba (Linnaeus) Rose in North Amer. Fl., 1911,25(3):246.<br />
Gumbo limbo, gommier rouge.<br />
Deciduous tree to 10 m with reddish, sheeting bark leaflets<br />
5-9; ovw 3-10cular.<br />
Florida and northern neotropics; frequent in <strong>Dominica</strong> in dry<br />
areas <strong>of</strong> north and west coasts: Badineau (Hodge 2223), Cabrits<br />
(Hodge 3730, Whitefoord 5289), Calibishie (Hodge 3146),<br />
Grand Savanne (Ernst 1651,1885, Hodge 3805, Wilbur 8282),<br />
Macoucherie (Nicolson 2043), Mome Raquette (Webster<br />
13181), Pointe Ronde (Hodge 2658). Deciduous in March,<br />
leaves and flowers in May, fruits in November.<br />
Caribs use the fragrant gum on wounds (Hodge and Taylor,<br />
1957568).<br />
Dacryodes Vahl<br />
Dacryodes excelsa<br />
Dacryodes exceisa Vahl, 1810:117.-Cuatrecasas, 1957:57.--Little & Wadsworth,<br />
1964:238, pl. 106.<br />
Amyrir hexandra Hamilton, 1825:34.<br />
Dacryodes hexandra (Hamilton) Grisebach, 1860:174.<br />
Gommier, bois gommier, gommier rouge, lady gommier<br />
(straight boles), man gommier (lumpy boles).<br />
Large, unbuttressed, aromatic trees; leaflets 5-7, obtuse,<br />
revolute; ovary 1-locular.<br />
Puerto Rico to Grenada; a dominant in <strong>Dominica</strong>n interior<br />
rainforests 250-950 m: Breakfast River (Hodge 1891), Deux<br />
Branches (Hodge 2969), La Plaine (Ramage s.n.), L’Or River<br />
(Nicolson 2029), Pont Casd (Ernst 1793, Sylvania (Hodge<br />
653), Syndicate (Whitefoord 4384, 4404).<br />
Whitish gum from wounds valued for starting fires. The<br />
wood is a prime source <strong>of</strong> lumber (Hcdge and Taylor,<br />
1957568).<br />
Protium N. Burman, nom. cons.<br />
Protium attenuatum<br />
Prdium attenuatwn (Rose) Urban, 1912,7:240.-Swan, 1942274.<br />
Icica aitenuata Rose in North Amer. Fl., 191 1,25(3):261.<br />
Gommier beni, gommier jaune, gomme l’incense, bastard<br />
gommier.<br />
Tree to 15 m; sap sticky, drying white (used as incense in<br />
church); leaflets 3-7; petiolules geniculate at both ends; ovary<br />
5-10~~1~.<br />
Lesser Antilles from Guadeloupe to St. Vincent: occasional<br />
in <strong>Dominica</strong>n lowlands (to 360 m): Bells (Whitefoord 6154),<br />
Carib Reserve (Hodge 3276), Governor (Nicolson 4183,<br />
Hatton Garden (Hodge 3011), La Chaudiere (Hodge 3592),<br />
Marigot (Hodge 659), Mt. Joy (Nicolson 2123), Petite<br />
Soufrikre Bay (Stern & Wasshausen 2475). Sylvania (Hodge<br />
1315). Flowering and fruiting in July, fruiting in April.<br />
Specimens from <strong>Dominica</strong> have been distributed as Zcica<br />
heptaphylla Aublet and Rhus metopium Linnaeus (= Metopium<br />
brownei (Jacquin) Urban), both misidentifications <strong>of</strong> Protium<br />
attenuutum.<br />
CACTACEAE<br />
(by R. DeFilipps)<br />
This family needs study. Most <strong>of</strong> the few specimens<br />
available are from cultivation, making the records uncertain.<br />
Dendrocereus nudifrorus (Engelmann) Britton & Rose<br />
(1920, 2:113), endemic to Cuba, is tree-like with a woody<br />
trunk. A large clump cultivated at the Roseau Botanic Garden<br />
as “Cereus napoleonis” in 1922, represented by Bailey 804<br />
(US), was discussed by Britton and Rose (1923,4:275-276).<br />
Pereskia aculeata Miller was cultivated at the Roseau<br />
Botanic Garden (Hodge 3936). It is a climbing vine with paired<br />
and curved spines, persistent leaves and pedicellate, white<br />
flowers.<br />
1. Plants barrel-shaped, unbranched ....... Melocactus<br />
1. Plants not barrel-shaped, branching.<br />
2. Branches flattened, not ribbed. ........ Opuntia<br />
2. Branches terete, ribbed or angled.<br />
3. Plants arching, clambering: branches 3-5-angled<br />
.................... Acanthocereus<br />
3. Plants erect; branches 6-13-ribbed . . Pilosocereus<br />
Acantherocereus Britton & Rose<br />
A canthocere us tetmgon us<br />
Acanthocereus tetragonus (Linnaeus) Hurnmelinck, 1938.-Howard, 1989,<br />
5401.
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