Flora of Dominica, Part 2 - Smithsonian Institution Libraries

1 62 MYRTACEAB SMITHSONIAN CONTRIBUTIONS TO BOTANY
3. Embryo myrcioid (cotyledons foliaceous, crumpled and
folded about the elongate radicle, filling the large seed).
5. Anthers with two pairs of pollen-sacs at different
levels, the upper seeming to open extrorsely and the
lower introrsely .............. Gomidesia
5. Anthers with pollen-sacs all at the same level,
opening laterally.
6. Calyx closed in bud, calyptrate, circumscissile
................... Caljptranthes
6. Calyx lobes normally developed and present in
flower and fruit. ............. Myrcia
Blepharocalyx Berg
Blepharocalyx eggersii
Blepharocalyx eggersii (Kiaenkou) Landrum, 1986:121.
Marlieriopsis eggersii Kiaerskou, 1890282.
Myrcia splendens sensu Grisebach, 1860:234, as to Imray specimen cited, non
(Swartz) AX Candolle.
Mitranthes eggersii (Kiaenkou) Niedenzu in Engler & Prantl, 1893, III(7):72.
Caconier (Ramage), radigonde (Imray).
Shrub or tree; leaves lanceolate-elliptic, acuminate, to 4.5 cm
x 1.8 cm, venation inconspicuous; inflorescence a dichasial
panicle to 5 cm long, terminal on branchlets in Eggers
collection at US; calyx irregularly splitting at anthesis into 4
reflexed and deciduous lobes, leaving a short hypanthium;
ovary bilocular with 4-6 ovules per locule; fruit ellipsoid,
1-seeded, with cup-like hypanthium. Embryo pimentoid,
strongly curved.
Guadeloupe, St. Vincent, Venezuela, and Brazil; apparently
now rare (not collected for a century) in west valleys of
Dominica: “at Laiou forest high up,” i.e., Layou River Valley
(Ramage s.n. at K), Sugar Loaf (Eggers 723 at US), sine loc.
(Eggers 1061 at K) and Imray 100 at K). Flowering April.
Calyptranthes Swartz, nom. cons.
Calyptranthes fasciculata
Calyptranthes fmciculata Berg, 1855:31.
Calyptranthes sericea Grisebach, 1860:233.
Calyptranthes farciculata var. genuina Stehl6 in Stehl6 et al., 1949,3:62.
Griave, guepois.
Shrub or tree to 12 m; leaves lanceolate, long-tapered, to 14
cm x 4 cm; inflorescence and leaf undersurfaces rustypuberulent
with 2-branched hairs; panicles short (to 1.5 cm
long); petals 0; fruits globose, -1 cm diameter.
Martinique and Venezuela into Brazil; in Dominican
rainforests from 300-925 m: Breakfast River (Hodge 1882),
Deux Branches (Hodge 2980 at US), Dleau Gommier (Ernst
2085), En Haut Jean (Webster 13529), Freshwater Lake
(Chambers 2575, Ernst 1733, Hodge 1834), Point Lo10 (Ernst
1165,1953), Mome Diablotins (Nicolson 1922, Wasshausen &
Ayensu 355, Webster 13344, Whitefoord 4242, 4357), Morne
Trois Pitons (Wasshausen & Ayensu 383, sine loc. (Imray
298). Flowering March-June, fruiting June-January.
Eugenia Linnaeus
A cultivated species, Eugenia unij7ora Linnaeus, known as
the Surinam cherry, has been collected on Dominica (Zmray
576). It would key to E. ligustrina but differs by its more ovate
leaves and its larger, ridged, and bright- to dark-red fruits.
1. Flowers k sessile in leafy mils or at leafless nodes on
older wood.
2. Leaves acute to acuminate, % cm long ........
..................... E. coffeeifolia
2. Leaves obtuse to rounded, 2
E. domingensis
cm) .................
4. Fruits elongate, often 8-ridged; inflorescence short
(usually 1 cm long; calyx
lobes much longer than wide ..... E. Zigustrina
5. Flowers several or, if solitary, pedicels