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Vascular Plants of California
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Kelloggia

Higher Taxonomy
Family: RubiaceaeView DescriptionDichotomous Key

Common Name: MADDER FAMILY
Habit: Annual to tree, vine. Leaf: generally opposite (whorled), entire; stipules generally fused to stem, adjacent pairs occasionally fused, or occasionally leaf-like and appearing like whorled leaves. Inflorescence: cyme, panicle, spike, cluster, or flower 1, generally terminal and +- axillary. Flower: generally bisexual; calyx +- 4(5)-lobed, occasionally 0 (Galium, Crucianella) or 6 (Sherardia); corolla generally radial, 4(5)-lobed; stamens epipetalous, alternate corolla lobes, generally included; ovary generally inferior, chambers generally 2 or 4, style 1(2). Fruit: drupe, berry, or 2 or 4 nutlets [capsule].
Genera In Family: +- 500 genera, 6000 species: worldwide, especially tropics; many cultivated, including Coffea, coffee; Cinchona, quinine; many ornamental. Note: Diodia teres Walter doubtfully in California.
eFlora Treatment Author: Robert E. Preston & Lauramay T. Dempster, except as noted
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Kelloggia
Habit: Perennial herb from thin rhizome. Leaf: opposite; stipules +- scale-like, base fused. Inflorescence: cyme, terminal, open, flowers few, pedicel long, slender. Flower: calyx 4--5-lobed; corolla funnel-shaped, 4--5-lobed; styles 2, fused proximally. Fruit: nutlets 2, wider distally.
Species In Genus: 2 species: western North America, China. Etymology: (Albert Kellogg, pioneer California botanist, 1813--1887)
Jepson eFlora Author: Robert E. Preston & Lauramay T. Dempster
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

Previous taxon: Galium wrightii
Next taxon: Kelloggia galioides

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Citation for this treatment: Robert E. Preston & Lauramay T. Dempster 2012, Kelloggia, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=11296, accessed on January 23, 2025.

Citation for the whole project: Jepson Flora Project (eds.) 2025, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on January 23, 2025.