www.mobot.org Research Home | Search | Contact | Site Map  
 
Research
W³TROPICOS
QUICK SEARCH

MO PROJECTS:
Africa
Asia/Pacific
Mesoamerica
North America
South America
General Taxonomy
Photo Essays
Training in Latin
  America

MO RESEARCH:
Wm. L. Brown Center
Bryology
GIS
Graduate Studies
Research Experiences
  for Undergraduates

Imaging Lab
Library
MBG Press
Publications
Climate Change
Catalog Fossil Plants
MO DATABASES:
W³MOST
Image Index
Rare Books
Angiosperm
  Phylogeny

Res Botanica
All Databases
INFORMATION:
What's New?
People at MO
Visitor's Guide
Herbarium
Jobs & Fellowships
Symposium
Research Links
Site Map
Search

Projects

Flora of the Venezuelan Guayana

<< Back

ANNONACEAE

3. BOCAGEOPSIS R.E. Fr., Acta Horti Berg. 10: 143, fig. 1e. 1931.

by Julian A. Steyermark

Trees. Young stems puberulent to glabrous. Leaf blades commonly inequilateral at base. Inflorescence usually borne on leafless portions of the stems, sessile, usually many-flowered; pedicels bracteate and articulate at the base, with 1 bract above the articulation. Flowers minute, white, bisexual. Sepals 3, minute, somewhat coalesced at the base; petals 6, suborbicular-ovate, somewhat fleshy, biseriately valvate, the inner ones more narrowed toward the base. Stamens 16--23, rarely fewer; anthers not locellate, the connective somewhat exceeding the anther. Carpels few, 3--6; ovules 2, lateral. Monocarps small, globose. Seeds 2 or 1 by abortion.

Colombia, Venezuela, Guyana, Suriname, French Guiana, Peru, Brazil, Bolivia; 4 species, 2 in Venezuela, both in the flora area.

Key to the Species of Bocageopsis

1. Leaves shortly acute, broadest in the upper half; pedicels rigid, straight, ± reddish brown-pubescent...B. canescens

1. Leaves subcaudate or slenderly acuminate, the acumen 1--2 cm long, broadest in the lower half or at the middle; pedicels very slender, ir-regularly curved, gray-pubescent...B. multiflora

Bocageopsis canescens (Spruce ex Benth.) R.E. Fr., Acta Horti Berg. 10: 147, fig. 2c. 1931. ---Trigynaea canescens Spruce ex Benth., J. Proc. Linn. Soc., Bot. 5: 70. 1861. ---Majagua.

Shrub or small tree 2--6 m; leaves coriaceous. Shrublands, low forests, granitic outcrops, ca. 100 m; Amazonas (15 km southeast of La Esmeralda, Río Atacavi, Río Guainía, Río Pasimoni). Amazonian Colombia and Brazil.

Bocageopsis multiflora (Mart.) R.E. Fr., Acta Horti Berg. 10: 145, fig. 2a. 1931. ---Bocagea multiflora Mart., Fl. Bras. 13(1): 45, t. 14. 1841. ---Anoncillo, Majagua negra.

Tree 4--25 m; leaves membranous to subcoriaceous; flowers minute, the flower buds with a spicy fragrance; fruit turning orange. Evergreen lowland and seasonally dry evergreen forests, ca. 100--500 m; Bolívar (basins of Río Cuyuní and Río Parguaza, near Santa María de Erebato, Serranía de los Pijiguaos), Amazonas (base of Cerro Yutajé, basins of Río Cataniapo, Río Cunucunuma, Río Coro Coro, and Río Sipapo, along Río Orinoco, near Santa Bárbara, southeast of San Fernando de Atabapo). Colombia, Guyana, Suriname, French Guiana, Peru, Brazil, Bolivia. Fig. 357.

Scientific Comments:
Paul Berry (peberry@facstaff.wisc.edu) or Kay Yatskievych (kay.yatskievych@mobot.org).

 
 
© 1995-2017 Missouri Botanical Garden, All Rights Reserved
P.O. Box 299, St. Louis, MO 63166-0299
(314) 577-5100

E-mail
Technical Support