TREATMENT FROM THE JEPSON MANUAL (1993) |
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Jepson Interchange (more information) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Annual, perennial herb
Stem decumbent to erect, < 2 m
Leaves simple, cauline (sometimes also basal), opposite or whorled, entire, sessile or basal ± petioled; stipules 0
Flower bisexual, radial, parts in 4's or 5's, except pistil 1; sepals fused, persistent; petals fused, persistent or deciduous, corolla generally without fringes or scales on inner surface, sinuses between lobes generally unappendaged; stamens epipetalous, alternate corolla lobes; ovary superior, chamber 1, placentas parietal, often intruding
Fruit: capsule, 2-valved
Seeds many
Genera in family: ± 80 genera, 900 species: worldwide; some cultivated (Eustoma , Exacum , Gentiana )
Reference: [Wood & Weaver 1982 J Arnold Arbor 63:441487]
Annual, perennial herb, generally glabrous
Stem generally simple below inflorescence
Leaves cauline, opposite (sometimes also basal)
Inflorescence: compact cyme or flowers solitary
Flower parts in 4's or 5's; calyx tube obvious; corolla tube narrowly bell-shaped, lobes spreading, < tube, scales 0, sinuses between lobes ± truncate, unappendaged or generally with a variously shaped, sometimes fringed appendage, nectary pits 0 (nectaries on ovary stalk); ovary stalked, style short or indistinct, stigma 2-branched
Species in genus: ± 300 species: temp to subarctic and alpine Am, Eurasia
Etymology: (Gentius, king of ancient Illyria, who might have found medicinal value in the plants)
Native |
Perennial
Stems arising laterally, below rosette, decumbent, 1several, 0.510(23) cm
Leaves: basal, lower cauline 850(75) mm, 225 mm wide, widely spoon-shaped to oblanceolate, often ± petioled, rounded or abruptly pointed; upper cauline few, generally > internodes, 630(45) mm, 18(13) mm wide, oblanceolate to linear, acute
Inflorescence: flowers 15
Flower: calyx (10)1430 mm, lobes linear to narrowly ovate, acute; corolla 2355 mm, lobes 717 mm, elliptic-obovate, short-acuminate, sinus appendages deeply divided into 2 triangular, ± serrate-jagged parts tapered to thread-like points
Seed winged
Ecology: Wet mtn meadows
Elevation: 12004000 m.
Bioregional distribution: Klamath Ranges, High Cascade Range, High Sierra Nevada, White and Inyo Mountains
Distribution outside California: Oregon, w Nevada
Size variation ± correlated with altitude, moisture; vars. intergrade in n SNH.
Native |
St, leaf, flower generally in upper part of size ranges for sp
Flower: corolla medium to deep blue
Ecology: Wet mtn meadows
Elevation: 12002200 m.
Bioregional distribution: Klamath Ranges, High Cascade Range, n High Sierra Nevada
Distribution outside California: Oregon
Horticultural information: WET, DRN: 1, 2, 4, 5, 6, 16, 17 &SHD: 14, 15.