Crossopetalum

P. Browne

Civ. Nat. Hist. Jamaica, 145, plate 16, fig. 1. 1756.

Etymology: Greek krossos, fringe, and petalon, petal, alluding to fimbriate petals of the type species
Treatment appears in FNA Volume 12. Treatment on page 121. Mentioned on page 112.
 TaxonIllustrator 
FNA12 P15 Celastrus scandens.jpegCrossopetalum ilicifolium
Euonymus alatus
Celastrus scandens

Shrubs or trees. Branchlets terete. Leaves persistent, opposite or whorled; stipules present; petiole present; blade margins spiny-toothed, crenate, or entire; venation pinnate. Inflorescences axillary, cymes. Flowers bisexual, radially symmetric; perianth and androecium hypogynous; hypanthium absent; sepals 4, distinct; petals 4, white, pale green, reddish, or purplish; nectary intrastaminal, annular, fleshy; stamens 4, free from and inserted under nectary; staminodes 0; pistil 4-carpellate; ovary superior, immersed in and adnate to nectary, 4-locular, placentation axile; style 1; stigmas 4; ovule 1 per locule. Fruits drupes, red, 1 [–2] -locular by abortion, obovoid or subglobose, apex not beaked. Seeds 1 [–2] per fruit, obovoid, not winged; aril absent.

Distribution

Fla., Mexico, West Indies, Central America, South America

Discussion

Species ca. 35 (2 in the flora).

Selected References

None.

Key

1 Shrubs, to 0.5 m; stems spreading or prostrate; leaf margins spiny-toothed; pedicels 3–7 mm. Crossopetalum ilicifolium
1 Shrubs or trees, 3–4 m; stems erect; leaf margins crenate or entire; pedicels 7–12 mm. Crossopetalum rhacoma
... more about "Crossopetalum"
Jinshuang Ma +
P. Browne +
1-veined +, palmate +  and pinnate +
entire +, crenate +  and spiny-toothed +
Fla. +, Mexico +, West Indies +, Central America +  and South America +
Greek krossos, fringe, and petalon, petal, alluding to fimbriate petals of the type species +
subglobose;obovoid +
adnate +  and free +
bisexual +  and unisexual +
whorled +  and opposite +
persistent +
intrastaminal +
parietal +, axile +  and placentation +
purplish +, reddish +, pale green +  and white +
distinct +
Civ. Nat. Hist. Jamaica, +
obovoid +
distinct +
adnate +, free +  and distinct +
free-inserted +
Crossopetalum +
Celastraceae +
evergreen +, deciduous +, perennial +  and annual +
tree +  and shrub +
polygamomonoecious +, dioecious +  and synoecious +