Jepson Flora Project: Jepson Interchange    

 
link to manual TREATMENT FROM THE JEPSON MANUAL (1993) previous taxon | next taxon
Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

    THIS PAGE IS NO LONGER UPDATED
    AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

CARYOPHYLLACEAE

PINK FAMILY

Ronald L. Hartman (except Silene)

Annual, biennial, perennial herb, rarely dioecious, taprooted or rhizome generally slender
Leaves simple, generally opposite; stipules generally 0; petiole generally 0; blade entire, sheath generally 0
Inflorescence: cyme, generally open; flowers few–many or flower solitary and axillary; involucre generally 0
Flower generally bisexual, radial; hypanthium sometimes present; sepals generally 5, ± free or fused into a tube, tube generally herbaceous between lobes or teeth; awns generally 0; petals generally 5 or 0, generally tapered to base (or with claw long, blade expanded), entire to 2–several-lobed, blade generally without scale-like appendages (inner surface), generally without ear-like lobes at base; stamens generally 10, generally fertile, generally free, generally from ovary base; nectaries generally 0; ovary superior, generally 1-chambered, placentas basal or free-central, styles 2–5 or 1 and 2–3-branched
Fruit: capsule or utricle (rarely modified, dehiscent), generally sessile
Seeds: appendage generally 0
Genera in family: 85 genera, 2400 species: widespread, especially arctic, alpine, temp, n hemisphere; some cultivated (Agrostemma, Arenaria, Cerastium, Dianthus, Gypsophila, Lychnis, Saponaria, Silene, Vaccaria ).

MINUARTIA

SANDWORT

Annual, perennial herb, erect to mat-forming, taprooted or rhizomed
Leaf: blade thread-like to awl-shaped or narrowly oblong; veins or ribs 1–3
Inflorescence: cyme, terminal or axillary; flowers 2–many, open to ± dense, or flower solitary; peduncles and pedicels 0.5–35+ mm
Flower: hypanthium short, obscure; sepals 5, ± free, 1.9–7 mm, ± lanceolate to ovate, glabrous to glandular-hairy; petals 5 or 0, 0.7–10 mm, entire or notched; stamens arising from an obscure to prominent disk; styles 3, 0.3–2 mm
Fruit: capsule, narrowly ovoid to widely elliptic; teeth 3, ascending to recurved
Seeds 1–many, reddish tan to reddish, purplish, or blackish brown
Species in genus: 120 species: arctic to Mex, n Africa, s Asia
Etymology: (J. Minuart, Spanish botanist & pharmacist, 1693–1768)
Reference: [McNeill 1980 Rhodora 82: 495–502]

Native

M. pusilla (S. Watson) Mattf.

Annual, simple or branched, 1–5 cm, slender, green, glabrous; taproot thread-like
Stem spreading to erect
Leaves 1.5–5 mm, 0.2–1.5 mm wide, << internode, awl-shaped to lanceolate, ± straight, flexible, ± evenly spaced; axillary leaves 0
Flower: sepals 1.5–3.5 mm, acute to acuminate; margin not incurved, ribs 1, sometimes 3; petals 0.5–1 X sepals or 0
Seed 0.4–0.7 mm; margin thick, purplish brown
Ecology: Plains, open pine forest, chaparral slopes
Elevation: 0–2400 m.
Bioregional distribution: North Coast, Klamath Ranges, Inner North Coast Ranges, High Sierra Nevada, San Joaquin Valley, San Francisco Bay Area, s Inner South Coast Ranges (Caliente Range), Peninsular Ranges
Distribution outside California: to Washington
Synonyms: Arenaria p. S. Watson

previous taxon | next taxon
bioregional map for MINUARTIA%20pusilla being generated
 


Retrieve Jepson Interchange Index to Plant Names entry for Minuartia pusilla
Retrieve dichotomous key for Minuartia
Overlay Consortium of California Herbaria specimen data by county on this map
Show other taxa with the same California distribution | Read about bioregions | Get lists of plants in a bioregion
Return to the Jepson Interchange main page
Return to treatment index page
Glossary


University & Jepson Herbaria Home Page |
General Information | University Herbarium | Jepson Herbarium |
Visiting the Herbaria | On-line Resources | Research |
Education | Related Sites
Copyright © by the Regents of the University of California