|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Lamiaceae (Labiatae)||View Description||Dichotomous Key|
|Genus: Trichostema||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Trichostema micranthum A. Gray
Habit: Annual < 3 dm. Stem: hairs short, curled to appressed, some glandular. Leaf: petiole indistinct or < 5 mm; blade 2--4.5 cm, narrowly elliptic. Flower: calyx lobes < 2 × tube, widest at base, acute, +- equal; corolla tube 1--2 mm, curved gradually upward, included, lower lip 1.5--2 mm; stamens 2--3 mm, +- included to +- exserted, +- arched to +- straight. Chromosomes: 2n=14.
Ecology: Dry margins of lakes, meadows, streams; Elevation: 1500--2500 m. Bioregional Distribution: WTR, SnBr; Distribution Outside California: Arizona, Baja California. Flowering Time: Jul--Sep
eFlora Treatment Author: Harlan Lewis
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Trichostema laxum
Next taxon: Trichostema oblongum
Citation for this treatment: Harlan Lewis 2017. Trichostema micranthum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=46993, accessed on February 27, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 27, 2017.