Silverling (MatBio: TREES & SHRUBS - Matanzas Biodiversity)

Silverling

Baccharis glomeruliflora

Comments ²

Found primarily on the Coastal Plain, Baccharis glomeruliflora is recognized by the evergreen leathery leaves with broad teeth, and the small axillary glomerules of heads.

Description ³

Shrubs, 100–300 cm (evergreen, loosely branched). Stems erect to ascending, striate-angled, glabrous or minutely scurfy, not resinous. Leaves present at flowering (not in fascicles); petioles to 7 mm; blades obovate or elliptic to rhombic, 20–60 × 8–40 mm, leathery, bases cuneate to attenuate, margins serrate (teeth 1–3 per side distal to middles, relatively broad), apices acute, faces glabrous, abaxial black gland-dotted (distal reduced, entire), adaxial eglandular. Heads (1–4, sessile or subsessile) in axillary glomerules scattered along branches. Involucres campanulate to obconic; staminate 4–5 mm, pistillate 5–6 mm. Phyllaries ovate to lanceolate, 1–4 mm, margins scarious, medians green, apices rounded or obtuse (sometimes purplish). Staminate florets 20–30; corollas 4–5 mm. Pistillate florets 15–25; corollas 3–4 mm. Cypselae 1.5–2 mm, 8–10-nerved, glabrous; pappi 8–9 mm.

General description ⁴

Baccharis glomeruliflora Pers.

Ecological interactions

Conservation status

SC-H; S1, G4.

Distribution

Ecotone of pine savannas and swamp forests.

Notes

Rare. Oct–Nov . Not seen in Shaken Creek Preserve by the senior author. Specimens seen in the vicinity: Sandy Run: Taggart SARU 668, SARU 669 (WNC!). [= RAB, FNA, Weakley]

Sources and Credits

(c) wheelmarks, some rights reserved (CC BY-NC), uploaded by wheelmarks
(c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/19795287
(c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4954892
(c) Unknown, some rights reserved (<license>Public Domain</license>), http://eol.org/data_objects/31443741