|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 ruygtii H. Lewis
Habit: Annual < 5 dm. Stem: hairs short, curved, or long, spreading, some glandular. Leaf: petiole 0 or indistinct; blade 1--4 cm, length 3 × width, lanceolate, lateral veins prominent near base. Flower: calyx lobes <= tube, uppermost generally narrower; corolla tube 5--7.5 mm, curved upward and sharply recurved near throat, exserted, lower lip 2--4.5 mm; stamens 5--9 mm.
Ecology: Open areas, generally thin clay soils, possibly seasonally saturated; Elevation: 30--600 m. Bioregional Distribution: s NCoRO/NCoRI (Napa Co.). Flowering Time: Jun--Oct
eFlora Treatment Author: Harlan Lewis
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Trichostema rubisepalum
Next taxon: Trichostema simulatum
Citation for this treatment: Harlan Lewis 2017. Trichostema ruygtii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=82067, 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.