Phelipanche caesia (Rchb.) Soják (1972: 129)

Piwowarczyk, Renata, Pedraja, Óscar Sánchez, Khutsishvili, Manana & Kharazishvili, Davit, 2023, Holoparasitic Orobanchaceae in Georgia (Caucasus): taxonomic revision, diversity, distribution, habitats and host range, Phytotaxa 604 (1), pp. 1-103 : 19-20

2. Phelipanche caesia (Rchb.) Soják (1972: 129)

. Type:— RUSSIA (holotype, Piwowarczyk et al. 2019: 24): Sarepta [Old Sarepta / Krasnoarmeysky (now part of Volgograd, Volgograd Oblast)], Burkhard (W). Basionym:— Orobanche caesia Reichenbach (1829: 48) . Homotypic synonyms:— Phelypaea caesia (Rchb.) Grisebach (1844: 59) . Heterotypic synonyms:— Phelypaea lanuginosa C.A. Mey. in Ledebour (1830: 460); Orobanche borealis Turcz. ex Karelin & Kirilow (1841: 722) .

General distribution: —Central Europe (SE part) to Siberia, the Caucasus (incl. Artvin, Turkey) and Central Asia.

Distribution: — In Georgia and the entire western part of Transcaucasia, which seems to be its southern limit of distribution range, which requires confirmation. Poorly gathered specimens referring to this species are from Mtskheta-Mtianeti / Tbilisi province ( Fig. 9 ).

Habitat: —In Mtskheta collected from steppes, dry hills, sandy and rocky slopes; this area is located at 500–800 m, an in Mtskheta it was collected at ca. 700 m. Hosts: —In the general distribution on Artemisia sp. (Asteraceae) , herbarium sheet from Mtskheta included A. caucasica Willd. [ A. alpina Willd. ]. Phenology: —Flowering (May) June to July, fruiting July to August. Conservation status: —Data Deficient (DD). The species in Georgia requires confirmation. Taxonomic Notes: —See Piwowarczyk et al. (2019). Specimens examined: — GEORGIA. Mtskheta-Mtianeti / Tbilisi prov.: Tiflis, s.d., Ja.S. Miedviediev (TBI ( Beck 1930: 99)); near Tbilisi, Mtskheta, on Artemisia caucasica [attached], 700 m, 4 June 1949, I. Svietnikova (LE). TURKEY. Artvin prov.: upper Coruh-valley [Ch’orokhi / Chorokhi] above Demirkent, on spiny Astragalus [between Astragalus , but on Artemisia sp. ], 7 July 2011, Birgit & J¸rgen Ĝckeritz [phot.! in OroWiki, as P. cf. serratocalyx ].

Figures

FIGURE 9. Distribution of Phelipanche caesia in Georgia.