4 88 



ANGIOSPERMAE DICOTYLEDON ES 



351. Gaya Gaud. 



1145. G. simplex Gaud. Schulz ('Beitrage') describes this species as andro- 

 monoecious, with protandrous hermaphrodite flowers. According to Hermann 



Miiller (' Alpenblumen,' p. 120), the flower 

 mechanism agrees with that of Meum 

 Mutellina. 



Visitors. Herm. Miiller saw 8 Dipte 



352. Conioselinum Fisch. 



: 



Fig. 165. Gaya simplex. Gaud, (after Herm. 

 Miiller). A. Flower in the first (male) stage. B. 

 Ditto, in the second (female) stage. 1-5, stamens; 

 , nectary; s/, stigma. 



1146. C. tartaricum Hoffm. ( = 

 Fischeri Wimm. et Grab., and Selinum 

 Gmelini Bray). Schulz ('Beitrage/ II, 

 p. 190) describes this species as andromo- 

 noecious, with protandrous hermaphrodite 

 flowers. 

 Loew (Berlin Botanic Garden) observed the following. 



A. Diptera. (a) Muscidae: i. Anthomyia sp., skg. ; 2. Chloria demandata F. 

 3. Pyrellia cadaverina Z. ; 4. Sarcophaga carnaria Z. (b) Syrphidae: 5. Eristali 

 arbustorum Z., skg. ; 6. E. nemorum Z. ; 7. E. tenax Z., skg. ; 8. Helophilus floret 

 Z., do.; 9. Syritta pipiens Z., do. B. Hymenoptera. Sphegidae: io. Oxybeli 

 bipunctatus Oltv., $> and $. 



353. Levisticum Riv. 



1147. L. officinale Koch ( = Ligusticum Levisticum Z.). 

 Visitors. The following were recorded by the observers, and for the locality 



stated. 



Loew (Berlin Botanic Garden), A. Diptera. (a) Muscidae: 1. Anthomj 

 sp., skg. (b) Syrphidae : 2. Helophilus trivittatus F. ; 3. Syrphus pyrastri 

 skg. B. Hymenoptera. (a) Apidae: 4. Apis mellifica Z. 5> s ^g- an d po-clt, 

 (b) Sphegidae : 5. Crabro cribrarius Z. J. von Dalla Torre (Tyrol), the humble-be 

 Bombus terrester Z. Kohl (Tyrol), the true wasp Ancistrocerus parietum Z. 



354. Ligusticum L. 



1148. L. pyrenaicum Gouan. 

 Visitors. The following were recorded by the observers, and for the localit 



stated. 



MacLeod (Pyrenees), 17 short-tongued Hymenoptera, 16 Syrphids, 26 Muscic 

 and Empids. Loew (Berlin Botanic Garden), a hover-fly (Eristalis arbustorum Z.). 



1149. L. commutatum Regel. 

 Visitors. Loew saw a humble-bee (Bombus terrester Z. 5), skg., in the Berlin 



Botanic Garden. 



355. Selinum L. 



1150. S. pyrenaeum Gouan ( = Angelica pyrenaea Spretig.). This species bears 

 flowers of a greenish colour. 



