Cressa spp.
Family: Convolvulaceae
Cressa image
Patrick Alexander  
PLANTS: Perennial herbs with woody taproots. STEMS: erect to decumbent, usually appressed pubescent, sometimes basally woody. LEAVES: often sessile, the blades elliptic to ovate-lanceolate or reduced to scales, entire. INFLORESCENCE: axillary, l-few-flowered cymes, often clustered toward the ends of the branches. FLOWERS: sessile, the bracteoles 2, usually scale-like; sepals equal, elliptic to obovate, acute to obtuse, usually pubescent at least toward the tips; corollas less than 1 cm long, salverform, the short tube hidden by the calyx, mostly white, glabrous without, or pubescent on the lobes; stamens exserted, the filaments equal, fused into a ring where they are attached to the corolla, glandular-pubescent at the base, the anthers oblong; ovary ovoid, unilocular, or almost bilocular, 4-ovulate, apically hirsute, the styles 2 and free or united for a short distance basally, unequal; stigmas 2, capitate. FRUITS: unilocular, 4-valvate. SEEDS: 1(-2-4), ovoid, brown, glabrous to finely reticulate. NOTES: Perhaps 4 spp.; pantropical, also extending into the temperate regions in some parts of the world. (Greek: kris = from Crete). REFERENCES: Austin, Daniel F. 1998. J. Ariz. - Nev. Acad. Sci. Convolvulaceae 30(2): 61.
Image of Cressa aphylla
Map not
Available
Image of Cressa erecta
Map not
Available
Image of Cressa minima
Map not
Available
Images
not available
Map not
Available

Image of Cressa vallicola
Map not
Available