Flora of North America species comparison

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Hypericum lloydii

sandhill St. Johnswort
Habit Shrubs, decumbent, straggling and rooting, forming low, rounded clumps or mats, 1–5 dm.
Stems

internodes (4-) or 6-lined at first, then terete.
Leaf

blades linear-subulate, 13–25 × 0.5–0.8 mm, base articulated, parallel, margins revolute, apex rounded to retuse, midrib unbranched.
Inflorescences

narrowly pyramidal, 1–3-flowered, with 1–3(–5)-flowered dichasia from to 5 proximal nodes, without additional flowering branches;

pedicels 0.5 mm.
Flowers

12–14 mm diam.;

sepals deciduous, not enclosing capsule, 5, linear-subulate, unequal, (3–)4.5–7 × 0.5–0.8 mm;

petals 5, golden yellow, oblanceolate-oblong, 5–7.5 mm;

stamens deciduous, 100;

ovary 3-merous.
Capsules

ovoid, 3–4 × 2–2.5 mm.
Seeds

carinate, 0.7 mm;

testa not seen.

Hypericum lloydii
Phenology Flowering summer (Aug).
Habitat Dry habitats (pine woods, granite outcrops, roadside embankments), inner coastal plain and foothills
Elevation 100–300 m (300–1000 ft)
Distribution
from FNA
AL; GA; NC; SC
[WildflowerSearch map]
[BONAP county map]
Discussion

The habit, leaf shape, and drier habitats distinguish Hypericum lloydii from H. galioides.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 6, p. 79.
Parent taxa Hypericaceae > Hypericum > sect. Myriandra
Sibling taxa
H. adpressum, H. anagalloides, H. apocynifolium, H. ascyron, H. boreale, H. brachyphyllum, H. buckleyi, H. canadense, H. canariense, H. chapmanii, H. cistifolium, H. concinnum, H. crux-andreae, H. cumulicola, H. densiflorum, H. denticulatum, H. dolabriforme, H. drummondii, H. edisonianum, H. ellipticum, H. erythreae, H. fasciculatum, H. frondosum, H. galioides, H. gentianoides, H. graveolens, H. gymnanthum, H. harperi, H. hypericoides, H. kalmianum, H. lissophloeus, H. lobocarpum, H. maculatum, H. majus, H. microsepalum, H. mutilum, H. myrtifolium, H. nitidum, H. nudiflorum, H. paucifolium, H. perforatum, H. prolificum, H. pseudomaculatum, H. punctatum, H. radfordiorum, H. scouleri, H. setosum, H. sphaerocarpum, H. suffruticosum, H. tenuifolium, H. tetrapetalum, H. virgatum, H. ×mitchellianum
Synonyms H. galioides var. lloydii
Name authority (Svenson) W. P. Adams: Contr. Gray Herb. 189: 32. (1962)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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