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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Lamiaceae (Labiatae)||View Description||Dichotomous Key|
|Genus: Trichostema||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Trichostema oblongum Benth.
Habit: Annual < 5 dm. Stem: hairs short, appressed to spreading, or hairs, spreading, some glandular. Leaf: petiole indistinct or < 5 mm; blade 2--4 cm, widely elliptic, length generally < 4 × width. Flower: calyx lobes > 2 × tube, generally widest above base, +- acuminate, +- equal; corolla tube 2--3.5 mm, curved gradually upward, +- = calyx, lower lip 2--3.5 mm; stamens 3--6 mm, exserted, arched. Chromosomes: 2n=14.
Ecology: Dry margins of meadows, streambanks; Elevation: 100--3000 m. Bioregional Distribution: KR, NCoR, CaR, SN, MP; Distribution Outside California: to Washington, Idaho. Flowering Time: Jun--Sep
eFlora Treatment Author: Harlan Lewis
Jepson Online Interchange
Previous taxon: Trichostema micranthum
Next taxon: Trichostema ovatum
Citation for this treatment: Harlan Lewis 2016. Trichostema oblongum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=46994, accessed on October 27, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on October 27, 2016.