Mcclelland, R. Kevan Schoonover; Weakley, Alan S.; Poindexter, Derick B.
Trichostema fruticosum K. S. McClell. 2023, sp. nov.
Seven new species of Trichostema (Lamiaceae: Ajugoideae) from the North American Coastal Plain biodiversity hotspot
FIGURE 9. Type specimen of Trichostema fruticosum before pressing. R. Kevan Schoonover McClelland’s foot for scale (heel to toe ≈ 35 cm). Photo by R. Kevan Schoonover McClelland.
FIGURE 10. Holotype specimen of Trichostema fruticosum. Photo by R. Kevan Schoonover McClelland.
FIGURE 1. Detail of the stem and node trichomes of Trichostema section Trichostema. A) Trichostema dichotomum, B) T. setaceum, C) T. suffrutescens, D) T. nesophilum, E) T. floridanum, F) T. fruticosum, G) T. bridgesii-orzellii, H) T. gracile, I) T. hobe, J) T. microphyllum. Photos by R. Kevan Schoonover McClelland.
FIGURE 2. Detail of the nutlets of Trichostema section Trichostema. A) Trichostema dichotomum, B) T. setaceum, C) T. suffrutescens, D) T. nesophilum, E) T. floridanum, F) T. fruticosum, G) T. latens, H) T. bridgesii-orzellii, I) T. gracile, J) T. hobe, K) T. microphyllum. Trichostema dichotomum (A) shows large alveoli and tall ridges. T. latens (G) shows small alveoli and shorter ridges. Photos by Derick Poindexter.
FIGURE 11. Approximate range of Trichostema fruticosum based on field data and herbarium records.
FIGURE 5. MCC Phylogeny of Trichostema section Trichostema. Species are highlighted using hashed boxes. Branch PP values are 1 unless otherwise provided. Trichostema coeruleum and members of sections Chromocephalum and Orthopodium are used as outgroups.
R, NCU, B, BM, F, FLAS, K, G, GH, MEXU, MO, NY, OS, P, UC, USF
B, BM, F, FLAS, K, G, GH, MEXU, MO, NCU, NY, OS, P, UC, USF
Gulf Islands National Seashore - Naval Oaks