Xylococcus

Nuttall

Trans. Amer. Philos. Soc., n. s. 8: 258. 1842 ,.

Etymology: Greek xylon, wood, and kokkos, berry, alluding to fruit
Treatment appears in FNA Volume 8. Treatment on page 404. Mentioned on page 375, 397.

Shrubs, burled; bark reddish, shredding. Stems spreading to erect, branching, cinereous-tomentulose. Leaves usually alternate, rarely opposite, bifacial; blade narrowly elliptic, elliptic, or ovate, coriaceous, margins entire, strongly revolute, abaxial surface densely white- to cinereous-tomentose, adaxial glabrous. Inflorescences dense panicles, 4–12-flowered, (axis cinereous-tomentulose). Flowers bisexual; sepals persistent, (4–)5, connate basally, ovate; petals (4–)5, connate 1/2+ their lengths, white or pink (rose), corolla urceolate; stamens (8–)10, included; anthers with 2 awns, dehiscent by slitlike pores; filaments elongate, dilated near base, (hairy); ovary (4–)5-locular, (hairy); stigma capitate. Drupes red to almost black, subglobose, dry, with smooth exocarp and thin pulpy layer; pyrenes 5, connate into smooth, solid stone. Seeds 5, connate. x = 13.

Distribution

s Calif., nw Mexico.

Discussion

Species 1: s California, nw Mexico.

Species 1

Selected References

None.

Lower Taxa